The keto diet, short for “ketogenic,” involves eating a high amount of fat, a moderate amount of protein and very few carbs — even fruit is off the table. As with any fad diet, adherents tout weight loss, increased energy and greater mental clarity among the benefits. But is the keto diet all it’s cracked up to be? Not precisely, nutritionists and dietitians say. Low-carb diets like the keto do appear to lead to some short-term weight loss, but they’re not significantly more effective than any other commercial or self-help diet. And they don’t appear to improve athletic performance. Typically, dieters want to shed only fat, not lean body mass, which includes muscle. The keto diet was originally designed not for weight loss, but for epilepsy. When only fat is available for the body to burn, the body converts the fats into fatty acids, and then into compounds called ketones, which can be taken up and used to fuel the body’s cells.
I feel privileged to be involved in the lives of people who have tried ketogenic diet therapies. Hidden label. A national clinical guideline PDF. Ferriss declined to be interviewed for this article. The premise behind going keto was simple: patients could be kept in a fasted state indefinitely if they limited their carbohydrate intake so that their bodies burned fat instead of glucose. Related Articles. Epilepsia Open. Weight-loss diets usually come down to eating less. Specifically, Dr. We don’t know if it works in the long term, nor whether it’s safe,” warns registered dietitian Kathy McManus, director of the Department of Nutrition at Harvard-affiliated Brigham and Women’s Hospital. The MAD does not begin with a fast or with a stay in hospital and requires less dietitian support than the ketogenic diet.
Cited 8 June By the s, the ketogenic diet was all but forgotten, and those who studied it relegated it to the realm of historical curiosity, rather than medical fact. The classical and modified MCT ketogenic diets are equally effective and differences in tolerability are not statistically significant. Pract Gastroenterol. Now in its second century, the basics of the eating strategy remain relatively unchanged. Like the ketogenic diet, the MAD requires vitamin and mineral supplements and children are carefully and periodically monitored at outpatient clinics. Few people did. Dietary Fat Delivers Results How exactly does the ketogenic diet work?