Are usually high in fat content.
May enhance satiety for food.
May increase food induced thermogenesis.
Protects lean body mass.
Decreases energy efficiency.
When substituted for carbohydrates results in weight loss.
High protein, high fat low carbohydrate diets may accelerate atherosclerosis (Foo SY).
Short-term improvements with a high-fat, high protein and low carbohydrate diet include lowered, low-density lipoprotein is increased high-density lipoprotein cholesterol and improved blood pressure(Sacks FM).
The National Health and Nutrition Examination Survey III found that low protein intake of less than 10% calories was associated with a four fold reduction in cancer mortality compared with high protein intake of greater than 20% calories in adults age 50 to 65 years: this association was abolished or attenuated if the source of protein were plant-based.