She adds that the research supports the safety and effectiveness of following a keto diet even in older adults with obesity as it seems to help improve body composition and improve metabolic health.6 “We saw significant reduction in body fat while lean mass was preserved and significant improvements in insulin sensitivity and the lipid profile in response to a ketogenic diet when compared to a standard ‘balanced’ diet,” Dr. Goss explains.
Klein S, Sheard NF, Pi-Sunyer S, Daly A, Wylie-Rosett J, Kulkarni K, Clark NG. Weight management through lifestyle modification for the prevention and management of type 2 diabetes: rationale and strategies. A statement of the American Diabetes Association, the North American Association for the Study of Obesity, and the American Society for Clinical Nutrition. Am J Clin Nutr. 2004;80:257–263. [PubMed] [Google Scholar]
Diet Doctor has a number of videos and posts about positive impacts of the ketogenic diet for migraines, brain cancer, and traumatic brain injury. Recently, two psychiatrists reviewed the research base for psychiatric issues and noted that while promising, it is slim. Dr. Ede takes a more hopeful view. “My mantra is that the most powerful way to change your brain chemistry is by food, because that’s where brain chemicals come from in the first place,” she says.
One of the most basic and most profound benefits of a ketogenic diet is that it drastically lowers inflammation (1). This is mainly due to the reduced amount of free radical production that occurs when burning ketones for energy instead of glucose. Less inflammation allows for more energy production and an overall more efficiently functioning body. This allows for a heightened ability of the body to heal in many different aspects.
The basis of the muscle wasting argument stems from a misunderstanding of the brains glucose requirements.  If ketones didn’t exist the brain would require much more glucose than it does in the presence of ketones.  During a low carb diet the brain would be forced to break down protein to obtain this glucose.  It would do this through either dietary protein or in the absence of sufficient dietary protein, it would go after body muscle.  Fortunately, once ketosis kicks in the brain is able to obtain 70-75% of its energy requirements from ketones.  The remaining 25% is much more easily obtained from dietary protein and thus body muscle is spared.
🙌🙌 thank you for some great info! USC just had an article about Keto, saying they don’t know the impact on bone health. So I’m not sure why all these articles are written without the documentation to prove the claims. We all know too much calcium supplementation can cause problems but every Dr wants you to supplement calcium. Most people could do a lot worse than doing Keto! The SAD will cause more problems for you than eating whole, unprocessed Keto food! Sugar seems to be the real issue along with aspartame and stressful living.
Hypothyroid Related Issues. Thyroid hormones and cholesterol levels are intimately linked. When our thyroid hormone levels are low, LDL receptors will be less active, leading to high cholesterol levels and an increased risk of heart disease. If you have a history of hypothyroid issues, you may be struggling with unhealthy cholesterol levels — and the keto diet can make them even worse. However, for those of you who are being treated for your hypothyroid condition or who have an autoimmune thyroid condition, you may be able to follow the keto diet without any problems. In fact, many keto dieters with autoimmune thyroid conditions have found that the keto way of eating improves their quality of life more than any other diet.
Work towards cycling fasting days so you’re fasting on 2–3 nonconsecutive days per week (e.g. Tuesday, Thursday and Saturday). Stick to only light exercise or yoga on fasting days to reduce feeling exhausted or hungry, keeping higher intensity activities for your non-fasting days. This approach allows for more dietary and lifestyle “moderation” because the goal isn’t to eat 100 percent “perfectly” all the time.

Author’s note: I want to stress again the importance of consulting with your doctor before you try ketogenic dieting. The more I study this area of science, the more I realize that every individual is extremely unique when it comes to health issues and there are a ton of reasons why you should NOT go full-on keto (especially if you are prone to kidney, heart, or gallbladder issues). That being said, for many people this form of eating is life changing, and the amount of scientific research supporting a ketogenic lifestyle is significantly increasing. Subscribe to my newsletter to stay posted when I publish new articles, and I’d appreciate any and all feedback/corrections on the content I’ve written above. Thanks! (Image credit)


Use Fat Wisely Rather Than Excessively. While the keto diet means your food choices are geared to a low carb/high fat intake, it does not mean adding fat to everything you eat. You do not need to fall for one of the most trendy keto tricks— adding a pat of butter to your coffee. This might be useful at the very beginning as you transition away from a high carb diet but should not be continued once you are past the initial shift once your body has adapted to this new eating rhythm.  Instead, listen to your body for cues. If you are feeling hungry right after a meal, you probably didn’t have enough protein or fat. When followed correctly, a keto-based meal will leave you feeling full and satiated for hours.
What sort of negative health effects might an overly acidic pH level contribute to? A few include: bone loss, muscle loss, and higher susceptibility to frequent infections or illnesses. One way to track if your body is adapting well to an alkaline diet is testing your urine pH level. The pH scale ranges from 1–14, with seven being neutral and anything higher than seven beings alkaline. The goal is to ideally have a urine alkaline pH level between of 7.0–7.5 (a number that is slightly more alkaline than acidic).
Thanks for posting this Edward. While I agree that the thought of a lifetime without any sweets or any grains sounds miserable, it’s even more miserable every time I see a number above 120 on my meter, which is guaranteed to happen every time I eat even a few bites of one of those foods. Yeah, it’s stressful (and cortisol is just as much of a pain as T2D), but I want a better life and a life off of drugs. I was on three orals and two shots of insulin daily.
I actually clicked on the story just to see if they included anything about it’s use in managing chronic migraine. I have chronic migraine, basically intractable. Nothing has helped. I’ve tried medications, meditations, and everything in between including a bunch of dietary changes. Keto is my next consideration. I’m happy to hear it helped you! Thanks for sharing
Balance your fat. Saturated fat has received a terrible rap in the literature, but that doesn’t mean it’s the only fat you should consume. Look to the fatty acid ratios of ruminants like beef and lamb—or your own adipose tissue—for guidance. They have about equal amounts of saturated and monounsaturated fat with a small amount of PUFA. Mix up the butter and cream with olive oil and avocado oil.
What is the ketogenic diet exactly? The classic ketogenic diet is a very low-carb diet plan that was originally designed in the 1920s for patients with epilepsy by researchers working at Johns Hopkins Medical Center. Researchers found that fasting — avoiding consumption of all foods for a brief period of time (such as with intermittent fasting), including those that provide carbohydrates — helped reduce the amount of seizures patients suffered, in addition to having other positive effects on body fat, blood sugar, cholesterol and hunger levels. (1)
Test for allergies and intolerances. For suspected allergies and intolerances, It is best to try an allergy test and an elimination diet that removes all common allergens and intolerances (wheat, eggs, fish, dairy, nuts, peanuts, shellfish, soy, and nightshade vegetables) for a period of time (3-4 weeks). If you are noticing positive changes and want to start adding these foods back into your diet, choose one at a time and tread slowly. Take note of how you feel. If you are still feeling great, move onto the next one. If at any time you experience adverse reactions to a certain food, chances are you have an allergy or intolerance to it.
Carbohydrates: Historically, a targeted keto diet consists of limiting carbohydrate intake to just 20–30 net grams per day. “Net carbs” is the amount of carbs remaining once dietary fiber is taken into account. Because fiber is indigestible once eaten, most people don’t count grams of fiber toward their daily carb allotment. In other words, total carbs – grams of fiber = net carbs. That’s the carb counts that matter most.
Here’s the tricky part: There’s no definite answer for how much protein you’d have to eat before you run into trouble. “It really depends on how much protein a person is consuming versus how much they need, as well as the health of their kidneys at baseline,” Hultin says. That’s why it can be helpful to speak with a nutritionist or doctor who can help you tailor your diet before going keto.

A ketogenic diet – due to its extremely low carb intake – can help address insulin resistance and in turn help with suffers of PCOS. In fact, a pilot study has concluded that a ketogenic diet led to a significant improvement in body weight, fasting insulin, testosterone markets and LH/FSH ratio in woman with PCOS. Two woman even became pregnant during the study.
I told the nurse that I would not take the medications, and I would manage it with diet. She looked at me skeptically, and said “I would not recommend that.”. They had me scheduled for a follow up in a month and a half, so I told her that I would do my own thing for that time, and if my numbers did not improve, we could discuss the medication further.
While these findings are preliminary, in one study of mice, the keto diet helped reduce anxiety. The research suggests this could be due to the protective brain benefits of intake of healthy fats and low levels of sugar. A follow-up study found that mice exposed to a ketogenic diet while in utero showed less susceptibility to anxiety and depression than mice born to mothers who were not on the keto diet. Here’s what it’s really like to follow the keto diet.

Adequate food records were available for analysis in a proportion of participants at each of the 4 timepoints (Table ​(Table2).2). Participants completed food records at a mean of 2.5 and a median of 3 timepoints. In general, comparing baseline to subsequent timepoints, mean carbohydrate intake decreased substantially and energy intake decreased moderately while protein and fat intake remained fairly constant.
Our bodies are incredibly adaptive to what you put into it – when you overload it with fats and take away carbohydrates, it will begin to burn ketones as the primary energy source. Optimal ketone levels offer many health, weight loss, physical and mental performance benefits.1There are scientifically-backed studies that show the advantage of a low-carb, ketogenic diet over a low-fat diet. One meta-analysis of low-carbohydrate diets showed a large advantage in weight loss. The New England Journal of Medicine study resulted in almost double the weight loss in a long-term study on ketone inducing diets.
Diarrhea can also be due to a lack of fiber in the diet, says Kizer, which can happen when someone cuts way back on carbs (like whole-grain bread and pasta) and doesn’t supplement with other fiber-rich foods, like vegetables. It can also be caused by an intolerance to dairy or artificial sweeteners—things you might be eating more of since switching to a high-fat, low-carb lifestyle.
"Most people who wind up trying a ketogenic diet and then deciding not to continue do so because of the emotional and lifestyle consequences," Turoff says. To put it simply, people miss eating carbohydrates. "That doesn't mean that you should be eating pizza or cupcakes every day, but what about having a sweet potato with a meal, or beans in a chili? Or fresh watermelon in the summer?" Turoff asks. "Whether or not we want to admit it, food plays much more than just a physical role in our lives and having such restrictions on the types of foods you can and can't eat can really take a toll. It might be easy in the short-term to go for carb-free foods but at a certain point, the thought of not being able to eat your favorite foods again can become daunting."
It is completely wrong to discuss “average lifespan”. The average lifespans of pre-industrial peoples is heavily reduced by infant and early childhood mortality, which has nothing to do with lack of fresh fruit. Once you remove this bias in the numbers, pre-industrials can have lifespans almost as long as ours. And usually without many of the degenerative diseases that bother our middle and old ages.
Studies are emerging that ketogenic diets (in conjunction with other treatments) can either reverse progressive brain disorders or help repair the damage. These include traumatic brain injuries and neurodegenerative diseases like Alzheimer’s and Parkinson’s. The Wahl’s Protocol also utilizes this benefit of the ketogenic diet to help repair neurological damage from multiple sclerosis.
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