Sugar and Gaining Weight 

The sugar industry responds to evidence implicating sweeteners in the obesity epidemic.    In terms of excess body fat, the “well-documented obesity epidemic may merely be the tip of the overfat iceberg.” It’s been estimated that 91 percent of adults—nine out of ten of us—and 69 percent of children in the United States are overfat,…

Why Weight Loss Plateaus on Diets 

What are the metabolic and behavioral adaptations that slow weight loss?    Thanks to millions of years of evolution hard-wiring us to survive scarcity, our body has compensatory survival mechanisms to defend against weight loss. When we start losing weight, we may unconsciously begin to move less as a “behavioral adaptation” to conserve energy. There…

The 411 on Vitamin B12

Vitamin B12 is not made by plants or animals, but by microbes blanketing the earth. We presumably used to get B12 when we drank out of a mountain stream or sipped water from a well, based on studies showing vegetarians in developing countries who drink purified water appear to be at higher risk. Now, we…

Keto Diets and Diabetes 

Ketogenic diets are put to the test for diabetes reversal.    As you can see at the start of my video Does a Ketogenic Diet Help Diabetes or Make It Worse?, ketogenic diets can lower blood sugars better than conventional diets. So much so, in fact, that there is a keto product company that claims…

Muscle Shrinkage and Bone Loss on Keto Diets? 

Ketogenic diets have been found to undermine exercise efforts and lead to muscle shrinkage and bone loss.    An official International Society of Sports Nutrition position paper covering keto diets notes the “ergolytic effect” of keto diets on both high- and low-intensity workouts. Ergolytic is the opposite of ergogenic. Ergogenic means performance-boosting, whereas ergolytic means…

The Safety of Keto Diets 

What are the effects of ketogenic diets on nutrient sufficiency, gut flora, and heart disease risk?  Given the decades of experience using ketogenic diets to treat certain cases of pediatric epilepsy, a body of safety data has accumulated. Nutrient deficiencies would seem to be the obvious issue. Inadequate intake of 17 micronutrients, vitamins, and minerals…