Of the many benefits of a keto diet, weight loss is often considered No. 1., as it can often be substantial and happen quickly (especially for those who start out very overweight or obese). The 2013 study published in the British Journal of Nutrition found that those following a keto diet “achieved better long-term body weight and cardiovascular risk factor management when compared with individuals assigned to a conventional low-fat diet (i.e. a restricted-energy diet with less than 30 percent of energy from fat).” (2)
Hi, I’m Bhuboy. Nutrition became my biggest passion after getting my blood chemical result showing my LDL cholesterol level over 481. I wanted to create a site where I could help you, my readers live a healthy and nutritious life. I believe we control our destiny, and we can choose to live a long and healthy life by eating right and treating our bodies with respect.
And that’s the kicker -- most people “going keto,” may not actually be following a true ketogenic diet since it’s hard to know for sure if your body’s in ketosis. Mancella explains that the only formal and valid method of determining if your body is in ketosis is if there are ketone bodies being excreted in your urine. “There are strips for purchase at local drug stores that are available to determine this,” she says. “Otherwise, we’re not actually sure if we’re in ketosis, and we’re just following a ‘low carbohydrate’ diet.”
There’s many suggested interventions for these short-term keto side effects on the internet, but know that there are potential pitfalls of these dietary supplements. While there are benefits for some specific cases, many of us will experience nausea, vomiting, diarrhea, and constipation as a result. Plus, unless they’re prescribed to you by a physician, dietary supplements come with their own safety gamble.
Many people on a ketogenic diet report sleeping much deeper, says Pamela Ellgen, a personal trainer and author of Sheet Pan Ketogenic. However, during the adjustment period (the first three to five days after you start keto), you may experience insomnia or difficulty staying asleep. This will end once your body adjusts to ketosis and burning stored fat. Then, you may find you’re able to sleep longer, sleep deeper, and feel more relaxed and rested when you wake up. Here are 15 things you need to know before starting the keto diet.

One reason it's hard to determine the exact health effects of diets is that it's often unclear whether any observed effects come from the diet or from a combination of other factors, like stress, environment or genetics. Still, that doesn't mean all the bold claims about the keto diet are wrong, but rather that you should approach them with a healthy degree of skepticism.


While there have not been large studies that show the relationship between the ketogenic diet and cancer, we will be publishing a case study about that topic. The author failed to comment that pediatric patients with epilepsy are on the diet for usually about 2 years with no harmful effects. Before the false studies about heart disease and fat, the low carb diet was a respected way to lose weight. Studies into our metabolism show we can use both fat and carbohydrate as fuel. So stepping away from our high carb diet- I am sorry to say that we eat more carbs since the 70s with most of it processed and we now use high fructose corn syrup to sweeten products and we have a wide spread childhood obesity problem. If cholesterol is a concern try plant sterols and stenals to block cholesterol from the receptors in the body. So much more can be said about a keto diet than this article states
Plus, "some research has found that athletes on a keto diet become less efficient in their exercise," Brown says. Because of this, the researchers involved in the study recommended that instead of going for a keto diet, athletes who want to take advantage of their body's ability to use fat as fuel alternate between training in a carb-depleted state (for example, doing a fasted workout in the morning after not eating carbs the night before) and eating carbs as normal. (Related: 8 Things You Need to Know About Exercising on The Keto Diet)
But this state of metabolic derangement is not actually possible in a person who can produce insulin, even in small amounts.  The reason is that a feedback loop prevents the ketone level from getting high enough to cause the change in pH that leads to the cascade of bad problems.  A person who is said to be “keto-adapted,” or in a state of nutritional ketosis, generally has beta-hydroxybutyrate levels between about 0.5 and 3.0 mM.  This is far less than the levels required to cause harm through acid-base abnormalities.
And that’s the kicker -- most people “going keto,” may not actually be following a true ketogenic diet since it’s hard to know for sure if your body’s in ketosis. Mancella explains that the only formal and valid method of determining if your body is in ketosis is if there are ketone bodies being excreted in your urine. “There are strips for purchase at local drug stores that are available to determine this,” she says. “Otherwise, we’re not actually sure if we’re in ketosis, and we’re just following a ‘low carbohydrate’ diet.”
Following a ketogenic diet puts your body into a state of “ketosis,” which is a metabolic state that occurs when most of the body’s energy comes from ketone bodies in the blood, rather than from glucose from carbohydrate foods (like grains, all sources of sugar or fruit, for example). This is in contrast to a glycolytic state, where blood glucose (sugar) provides most of the body’s fuel (or energy).

I would love to join a study! Could you recommend where to go to find one? I have done 30 or less total carbs a day for almost 2 years and feel great. I have NEVER EVEN ONCE gone over 40 total so I do follow it and I do not cheat on high carb foods, although I do occasionally over-eat on low carb foods resulting in a bit over 30 maybe 1 -2 times a month. I do feel that time will provide more support and think that the medical community should educate on this as another alternative. It isn’t for everyone because it is a bit more problematic if a person does fall of the straight and narrow too often but it can be done!

The ketogenic diet is a high-fat, low-carbohydrate, and moderate-protein diet that has been proved to be an effective treatment among patients with epileptic conditions such as glucose transporter 1 deficiency, pyruvate dehydrogenase deficiency, tuberous sclerosis complex, Rett syndrome, Dravet syndrome, and specific mitochondrial disorders (1, 2).
There is also exciting early research suggesting that ketosis may be beneficial for many other conditions, such as reducing the frequency and severity of migraine headaches, reversing PCOS, perhaps enhancing conventional brain cancer therapies, possibly slowing down the progression of Alzheimer’s disease, along with potentially helping people live longer, healthier lives.
One study from 2005 followed 22 people with Type 1 Diabetes for 12 months. The difference here however is they consumed 70-90 grams of carbohydrates per day versus the restrictive less than 20 grams per day on the Ketogenic Diet. Remember my motto? Moderation is the key! The results were positive; less hypoglycemia, insulin requirements were reduced and their A1c dropped from 7.5% to 6.4%.
The low-carb, high-fat approach to the keto diet limits the types of foods you can have, and entire food groups are eliminated entirely. Beans, legumes, and whole grains are out, as are many fruits and vegetables. Many of these foods carry vitamins, minerals, and other nutrients you can’t get from any other source, and without them, you may start to experience nutritional deficiencies.
One way to find out if the keto diet is not be ideal for your cardiovascular health is by checking if your total-to-HDL cholesterol ratio is above 4 and/or your LDL-P remains high or increases after starting the keto diet. If this is the case for you, then you may fare better with a low to moderate fat diet with plenty of whole foods, fiber, monounsaturated fats, polyunsaturated fats (especially omega 3s), and limited saturated fats.
One way to find out if the keto diet is not be ideal for your cardiovascular health is by checking if your total-to-HDL cholesterol ratio is above 4 and/or your LDL-P remains high or increases after starting the keto diet. If this is the case for you, then you may fare better with a low to moderate fat diet with plenty of whole foods, fiber, monounsaturated fats, polyunsaturated fats (especially omega 3s), and limited saturated fats.
Appetite regulation: One of the first things people notice when they’re in ketosis is that they’re no longer hungry all the time. In fact, research has shown that being in ketosis suppresses appetite. One study looked at people who lost weight by following a ketogenic diet for eight weeks and then reintroduced small amounts of carbs. The researchers reported that the levels of ghrelin (the “hunger hormone”) were suppressed in those who remained in ketosis, whereas those who were no longer in ketosis had higher ghrelin levels.

"Most of the work in this field is still pre-clinical, meaning it's been conducted in animal models," Angela Poff, a research associate in the Department of Molecular Pharmacology and Physiology at the University of South Florida, told U.S. News & World Report. "It's been done in various cancer types, but most of the work has been done in brain cancer specifically. But there's very little clinical data all around. There's some case reports and very small preliminary clinical studies in small groups of patients, usually very late-stage patients with various types of cancers. So in the clinical realm, which is the most important in telling us whether this is going to be useful, we have a long way to go."
The ketogenic diet has recently been investigated a great deal for how it may help prevent or even treat certain cancers. One study found that the ketogenic diet may be a suitable complementary treatment to chemotherapy and radiation in people with cancer. This is due to the fact that it would cause more oxidative stress in cancer cells than in normal cells.
And science is now catching up, this review paper on ketogenic diets   as a form of cancer therapy concluded: “Although the mechanism by which ketogenic diets demonstrate anticancer effects … has not been fully elucidated, preclinical results have demonstrated the safety and potential efficacy of using ketogenic diets.. improve responses in murine cancer models”
Carbohydrate facts: Simple = bad, complex = good? Carbohydrates provide energy for the body, but the health benefits they offer depend on the type of carbs we consume. Complex carbs, found in brown rice, for example, contain more nutrients than simple carbs, such as white rice. Refined carbs, such as sugary drinks, are best avoided, as their nutritional value is low. Read now
Other causes of diarrhea on the keto diet include consuming a diet low in fiber (fiber helps ward off diarrhea by bulking up stool) and eating processed low-carb foods like shakes and bars that may contain sugar alcohols. These sugar alcohols can ferment in the gut and cause gastrointestinal discomfort. Yawitz suggests limiting foods labeled “sugar free” if you’re prone to gas or diarrhea when you eat them. And you may want to gradually adjust your carbs downward and your fats upward. “Also build your diet around [naturally] high-fiber, low-carb foods like avocado and nonstarchy vegetables such as broccoli, cauliflower, and asparagus,” she says. Other keto-friendly ways to get more fiber include chia seeds, almonds, and coconut.
Either there are very few participants in the studies, they don’t have an even number of males vs. females, or they don’t last but a few months. One study only looked at 28 people; only 21 completed the study and 20 of these participants were men. On top of this, they were only followed for 16 weeks. Okay, so we see that 20 men can limit their carbohydrates severely for 4 months and lose weight which automatically makes their A1c come down. Great! So, the real question is, how long can these 20 men stay on this diet for the rest of their lives? How long would you like to go without eating any fresh fruit? I’m craving some now, so I’m taking a break to go grab a snack now!
I’ve been type 2 for about 15 years was pretty stable with diet and Metformin for 10 years. But eventually started trying more aggressive treatment like Victoza and without fail in 4 years I was on slow acting insulin. I lost weight lowered carb intake to 40mg or less in the morning my breakfast has been no carbs. People need to realize every diabetic is different you must manage it how it keeps you with good A1C levels. I myself got off insulin for a year and half but my fasting levels slowly increased again. Reversing diabetes is not possible. Reducing the effects is possible and more likely the better you monitor yourself and do what you need to do. Depending on medications or diets or counting carbs will all help but not cure the diabetes. These all are things that reduce its ability to affect your health negatively.
John Staughton is a traveling writer, editor, and publisher who earned his English and Integrative Biology degrees from the University of Illinois in Champaign, Urbana (USA). He is the co-founder of a literary journal, Sheriff Nottingham, and calls the most beautiful places in the world his office. On a perpetual journey towards the idea of home, he uses words to educate, inspire, uplift and evolve.

The problem comes when people remain ketotic for extended periods. We know with confidence that long-term ketosis poses substantial risk for health complications because thousands of children have followed ketogenic diets over the years as a means of suppressing intractable grand mal seizures unresponsive to drugs, seizures that can lead to irreversible brain damage if not stopped. A ketogenic diet reduces seizures by approximately 55%. Because seizures are a chronic problem, these kids maintain ketosis for months to years.

It is important to understand that the statement that carbohydrates are “nonessential” is not only factually inaccurate, it results in adopting a low-carbohydrate diet or ketogenic diet that increases your risk for a wide variety of chronic health conditions that may ultimately shorten lifespan, decrease your quality of life, and accelerate your risk for chronic disease.
For some, ketosis can cause more negative than positive side effects. Dorena Rode, a 52-year-old author, and speaker from Occidental, California, tried the diet for a month and experienced heart palpitations and dizziness. Unlike Drew, Rode says her cholesterol increased from 192 to 250 mg/dL after she introduced more fat into her diet. (Less than 200 mg/dL is considered desirable, while anything over 240 mg/dL is considered high.)
Jake said that he was sceptical of this paper as it didn’t accord with his experience of epileptic kids on keto diets. He approached the principal investigator asking to get the raw data and was refused. The study was only for 12 months and didn’t follow the kids to maturity. Jake said it’s well-known that chubby kids develop faster than skinny kids but that doesn’t determine their ultimate height and that the study didn’t address that issue. He said that until they release the data he just regards it as anti-keto propaganda”
"The diet was introduced in the 1920s as a way to treat epilepsy and then sort of fell out of popularity with the introduction of anti-seizure drugs," Turoff says. What's more, ketosis (the goal of keto, a state where the body uses fat for energy instead of carbs) is something seen in people during periods of starvation—including in people with anorexia nervosa. "The body is deprived of carbohydrates and thus has to turn to ketone bodies as a fuel source," Turoff explains. "People really need to understand that it's not just a low-carbohydrate, high-fat diet—it actually changes the way your body uses fuel."

You work out for a few months and get in shape and fall back to the old habits because you were not conditioned mentally, only physically. Physical fitness is only a part of journey, fitness is over 75% percent mental. Gyms, nutritionists, and personal trainers give most people a temporary Band-Aid but never address the actual issue. The 3-Week Ketogenic Diet includes secret mindset strategies to make your journey so much easier.
The ketogenic diet is a high-fat, very-low-carb diet plan. The goal of the diet is to reach a “ketosis” state. The more restrictive you are on your carbohydrates (less than 15g per day), the faster you will enter ketosis. Once in this state, rapid weight loss begins. Research does indicate that the ketogenic diet is most effective in weight loss by reducing visceral (body) fat.
I am a T2D, finally fully keto starting at the end of March. I am down 28 lbs. My goal is 50, so I am feeling encouraged and fitting into smaller sizes already. In May my A1C was 5.6. This morning, according to a home test kit I purchased from CVS, my A1C is 5. I believe that is fairly accurate based on my blood sugar readings, which are staying well below 100.
There have been many attempts at studying the link between type 2 diabetes and the keto diet. In one study, a strict low-carbohydrate diet was administered in obese patients with type 2 diabetes. After 14 days of being on the diet, the glucose levels of participants normalized, their hemoglobin A1C decreased from 7.3% to 6.8% and insulin sensitivity improved by 75%. Some of this study’s limitations include the short duration, the small sample size and the weak control group. In another study, 84 obese patients with type 2 diabetes were randomized to either a low-carbohydrate keto diet or a low-glycemic reduced calorie diet. At the end of the study, both groups experienced improvements in glycemic control however the low carb keto group had greater improvements in hemoglobin A1c and higher HDL levels compared to the low-glycemic group. A more recent 2017 study in the journal of Nutrition and Diabetes found that a low carbohydrate ketogenic diet for 12 months led to greater reductions in HbA1c and body weight. These results suggest that low carbohydrate interventions may be effective at improving glucose control.
Another potential benefit of the ketogenic diet is that it is thought to improve insulin sensitivity5,6. Prediabetics and diabetics are often referred to as “insulin resistant” because their muscle, fat, and liver tissues do not respond properly to insulin. When the pancreas can’t meet the body’s need for insulin, excess glucose builds up in the bloodstream, contributing to diabetes and other medical conditions7.

Given all the buzz, adopting a ketogenic diet may be the perfect weight loss plan, especially if you have diabetes, or want to try this approach to lose those troublesome extra pounds. After all, it’s a very low-carb meal plan that promises effective weight loss while also lowering your blood sugar to the point where you could possibly stop taking medication. By all accounts, the “keto” diet, as it’s widely known, may even reverse type 2 diabetes, at least for some lucky individuals.

Here’s another controversial yet promising area of study: Research suggests that when patients with diabetes take on a low-carb diet (like keto), they experience improvements in insulin sensitivity by up to 75 percent, as well as a reduction in blood sugar control medications. What we aren’t sure of, however, is whether these improvements are due specifically to the effects of ketosis or to weight loss in general, so similar results could theoretically be found with any successful diet.


The keto diet has a massive fan base that has grown at least in part due to the popular Netflix documentary The Magic Pill, which touts a trove of promising keto health benefits. But the fact of the matter is that most of the studies on the keto diet are premature. Meaning: They’re in small populations of humans, or they’re in rats. (And you are very different from a rat.)
In the mid-1990s, Hollywood producer Jim Abrahams, whose son's severe epilepsy was effectively controlled by the diet, created the Charlie Foundation to promote it. Publicity included an appearance on NBC's Dateline programme and ...First Do No Harm (1997), a made-for-television film starring Meryl Streep. The foundation sponsored a multicentre research study, the results of which—announced in 1996—marked the beginning of renewed scientific interest in the diet.[1]
A second counterintuitive approach to healing the gut for children who are having a hard time gaining is to encourage a nice long ‘fast’ over night.  When the gut is less full, and the body can digest the food that’s in there completely and then it can repair an inflamed or leaky gut better.   If the gut is inflamed, food may be passing right through without being absorbed.  In addition, growth hormone raises during periods of fasting.
The backbone of a keto plan is its extraordinarily high fat content, making up 65 to 80 percent of calories daily. Protein—which can raise blood glucose, though not as much as carbohydrate does—makes up 15 to 25 percent of calories on the keto diet. And carbs are even more heavily restricted to just 5 to 15 percent of calories. That’s only about 20 to 50 grams a day (compared with the average 245 grams daily), or the amount in a small apple or a cup of cooked brown rice, respectively.
Two years in and I am this exact same story. I do agree that if one is not insulin resistant or diabetic and has normal insulin response there are other less restrictive diets that will work. I would also add that people fail and drop out of almost EVERY diet program for one reason or another so that argument is null and void. I am under a doctor’s care and am healthier than I have been in years. My only dietary “sin” is artificial sweeteners and I am not looking back! I have not cheated at all on high carb foods and am rarely even tempted. It is doable if your motivation is there and you have support which is true for any kind of life altering decision.
When ever-increasing amounts of insulin aggravate insulin resistance, it only makes sense to keep insulin levels as low as possible. Does this make sense? You may notice that this is the exact opposite of the standard treatment for diabetics. They receive external insulin to overcome the inability of the pancreas to produce sufficient amounts of the hormone.
Ketoacidosis, on the other hand, is a complication of poorly managed diabetes. It results in uncontrolled production of ketone bodies that can change the pH of the blood, which can prove fatal. Ketoacidosis is more common with Type 1 diabetes rather than Type 2. It’s also important to note that the keto diet cannot cause ketoacidosis – but rather puts the body into the beneficial state of ketosis.
Answer: No—unless you do it for more than a few months. After a few months, the upfront metabolic and weight benefits will begin to reverse and new health problems arise. We know this with confidence. I raise this question once again because more and more people are coming to me reporting problems. It may take months, even years, but the long-term consequences can be quite serious.
Two years in and I am this exact same story. I do agree that if one is not insulin resistant or diabetic and has normal insulin response there are other less restrictive diets that will work. I would also add that people fail and drop out of almost EVERY diet program for one reason or another so that argument is null and void. I am under a doctor’s care and am healthier than I have been in years. My only dietary “sin” is artificial sweeteners and I am not looking back! I have not cheated at all on high carb foods and am rarely even tempted. It is doable if your motivation is there and you have support which is true for any kind of life altering decision.
Eating cholesterol has very little impact on the cholesterol levels in your body. This is a fact, not my opinion.  Anyone who tells you different is, at best, ignorant of this topic.  At worst, they are a deliberate charlatan. Years ago the Canadian Guidelines removed the limitation of dietary cholesterol. The rest of the world, especially the United States, needs to catch up.
It builds mitochondria. Mitochondria are the power plants of our cells, transforming incoming nutrients into ATP. The more mitochondria we have, the more energy we can utilize and extract from the food we eat—and the more performance we can wring out of our bodies. Ketosis places new demands on our mitochondria, who adapt to the new energy environment by increasing in number.
Mastering Diabetes: Studies conducted in tens of thousands of people over 5+ years indicate that low-carbohydrate diets increase your risk for cardiovascular disease, hemorrhagic stroke, hypertension, atherosclerosis, diabetes mortality, obesity, cancer, and all-cause mortality (premature death). No matter how you slice it, low-carbohydrate diets trick patients and doctors into believing that ketosis is an excellent long-term dietary strategy, when in reality the consequences can be disastrous.
In a pilot study, five out of seven patients trialed a keto diet for 28 days and showed marked reduction in physical symptoms. Parkinson’s attacks our human nervous system, partially as a result of an abnormal accumulation of a protein called alpha-synuclein. Research suggests that a ketogenic diet may reduce the associated cognitive and motor symptoms.Obviously, we need more research here but its an exciting finding.
Type 2 diabetics may be on a range of medications that only treat symptoms, have serious side-effects and leave root causes unaddressed. Medications like Metformin may still make sense to use while reversing diabetes with a ketogenic diet. However, most if not all drugs like insulin and sulfonylureas can and should be discontinued. A note of caution though, changing doses or discontinuing medications is something you should do with the help of your doctor (or at the keep them informed).
Look, the good doctor is right – he only forgot to stress “portion control” which is why many fanatical dieters are so kee-jerk reactive to any discussion – odds are you over ate like a hog before your keto diet, and are weak and insecure in your diet plans. Eat EVERYTHING in small amounts, and you will live long and prosper. The only thing to avoid are processed foods. Cook your meals from scratch using quality ingredients.
If you’re a generally healthy adult who’s looking for a new way to eat, it’s probably fine for you to try the diet. Just think carefully about your motives, intentions, and long-term plans. Any diet you follow for a short period of time might garner some initial results, but if you’re not intentional about switching to a sustainable, long-term healthy eating pattern, the benefits you see while going keto are likely to be short-lived. Be honest with yourself about whether or not you have the self-control and desire to follow such a restrictive eating pattern. If you don’t, that’s OK. The best diets are those you can legitimately sustain for a lifetime. Restriction isn’t always the best answer.
Now, there’s even evidence that a low-carb, high-fat regimen (as the keto diet is) helps you live longer, compared to a low-fat diet. In a study by the medical journal The Lancet that studied more than 135,000 adults from 18 countries, high carbohydrate intake was associated with higher risk of total mortality, whereas total fat and individual types of fat were related to lower total mortality. Total fat and types of fat were not associated with cardiovascular disease, myocardial infarction or cardiovascular disease mortality.
There are people who say that keto helps your athletic performance, and those who say it hurts it. "The literature is mixed on how an ultra low-carbohydrate diet like the keto diet affects athletic performance," says Grant Cox, C.S.C.S., head coach at Iron Tribe Fitness. But one thing is pretty clear: "A lot of it points to consistent decreases when athletes are looking for maximal power output (in weightlifting, vertical jumps, sprinting, etc.). Along the same lines, you'd be hard-pressed to put on weight and strength on such a low carbohydrate diet," he says.
Incidentally , there’s a very informative article on the bbc website about one of the last remaining hunter/gather societies left in the world, living in Tanzania. They have amazing gut health and no t2d. Would you like to guess at the type of diet they follow? This would be the caveman diet that the writer mentions, and yes these people might not live as long as us but the cause of death is never a lack of motivation to stay on a keto diet.
Plagued by pimples? You may start to notice a difference in your skin on the keto diet, especially if you were a former sugar addict. Consuming lots of empty carbs is linked to worse acne—in part because these foods trigger inflammation and signal the release of hormones that up the production of pore-clogging oils, according to a review published in the Journal of the Academy of Nutrition and Dietetics. Some findings suggest that curbing your carb intake could help solve these problems, improving your skin as a result.
"Keto is not a great long-term diet, as it is not a balanced diet," Nancy Rahnama, M.D., M.S., an internal medicine and bariatric specialist, told Reader's Digest. "A diet that is devoid of fruit and vegetables will result in long-term micronutrient deficiencies that can have other consequences. The keto diet can be used for short-term fat loss, as long as it is under medical supervision."
A ketogenic diet is clinically and experimentally effective in antiepileptic and antiobesity treatments; however, the molecular mechanisms of its action remain to be elucidated. In some cases, a ketogenic diet is far better than modern anticonvulsants (25). Recently, it has been shown that a ketogenic diet is a safe potential alternative to other existing therapies for infantile spasms (27). It was further shown that a ketogenic diet could act as a mood stabilizer in bipolar illness (28). Beneficial changes in the brain energy profile have been observed in subjects who are on a ketogenic diet (28). This is a significant observation because cerebral hypometabolism is a characteristic feature of those who suffer from depression or mania (28). It has also been found that a ketogenic diet affects signal transduction in neurons by inducing changes in the basal status of protein phosphorylation (29). In another study (30), it was shown that a ketogenic diet induced gene expression in the brain. These studies provide evidence to explain the actions of a ketogenic diet in the brain.

Another benefit of the ketogenic diet I’d like to mention has been reported in patients with Alzheimer’s disease. In my recent interview with Dr. Dale Bredesen , author of the landmark book, The End of Alzheimer’s, he describes the use of a ketogenic diet along with other modalities to improve brain function in individuals suffering from Alzheimer’s disease.


Some athletes swear by the ketogenic diet, not just for weight loss but for improved performance in their sport, as well. But Edward Weiss, PhD, associate professor of nutrition and dietetics at Saint Louis University, doesn’t buy it. “I hear cyclists say all the time that they’re faster and better now that they’re on keto, and my first question is, 'Well, how much weight did you lose?'” he says.
One reason it's hard to determine the exact health effects of diets is that it's often unclear whether any observed effects come from the diet or from a combination of other factors, like stress, environment or genetics. Still, that doesn't mean all the bold claims about the keto diet are wrong, but rather that you should approach them with a healthy degree of skepticism.
The ketogenic diet is usually something that’s prescribed by a registered dietitian. For example, Jessica Lowe, a Keck School of Medicine of USC ketogenic dietitian, said she might prescribe it to a patient who has epilepsy, since there’s research that shows it can help control seizures. There’s also growing interest in whether high-fat diets could help with brain injuries or neurodegenerative diseases, Lowe said. For the everyday dieter, Lowe said, it’s important to consult a registered dietitian.
Keto is often suggested for children who suffer from certain disorders (like Lennox-Gastaut syndrome or Rett syndrome) and don’t respond to seizure medication, according to the Epilepsy Foundation. (1) They note that keto can decrease the number of seizures these children have by half, with 10 to 15 percent becoming seizure-free. In other cases, it may also help patients reduce the dose of their medication.
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