Archive for November, 2007

Multivitamin consumption is associated with lower body weight

Monday, November 26th, 2007

Consumers of multivitamins and other dietary supplements have lower body weight and less body fat than non-consumers of supplements.  Supplement use also appears to have a significantly impact on appetite. Male supplement users had lower body weight, fat mass, BMI, and greater resting energy expenditure than non-supplement users.  In females, the same results were observed, but ...

High carbohydrate, low fat diet increases risk factors for heart disease

Monday, November 19th, 2007

A high carbohydrate, low fat diet was once the standard weight loss diet prescription.  Unfortunately such a diet may increase multiple risk factors for heart disease, probably due to low levels of essential fatty acids. A study out of Sichuan University showed that a high carbohydrate, low fat diet (presumable a ...

Vitamin D Levels of Obese Women

Monday, November 12th, 2007

Low blood concentrations of vitamin D are associated with obesity.   Low vitamin D levels have been correlated with increased weight, body mass index (BMI), waist to hip ratio (WHR), body fat percentage, fat mass and fat-free mass. The mechanism is not fully understood, but Vitamin D improves insulin and leptin signaling.  The ...

Monounsaturated Fat Improves Insulin Sensitivity

Monday, November 5th, 2007

Eating a diet rich in monounsaturated fat reverses insulin resistance compared to diets rich in carbohydrates or saturated fat.  Monounsaturated fat also increases HDL cholesterol and lowers triglycerides compared to high carbohydrate diets.  The so-called Mediterranean diet, generally regarded as protective against heart disease, involves replacing some carbohydrates with monounsaturated fats.  Monounsaturated fats are ...