Archive for the ‘Supplements’ Category

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 ...

Green Tea and Fat Oxidation Rates

Monday, October 29th, 2007

It has been widely held that the catechin EGCG is responsible for the beneficial effect of green tea on weight loss. Green tea and green tea extracts increase thermogenesis and fat oxidation rates, but studies had not confirmed whether it was the EGCG that caused these improvements. In order to isolate ...

Vitamin D and Childhood Obesity

Monday, October 8th, 2007

Vitamin D deficiency is widely prevalent and contributes to insulin resistance. Vitamin D deficiency is associated with increased BMI, increased blood pressure, and decreased HDL cholesterol. Those with the lowest Vitamin D levels had significantly higher BMI than those with lesser deficiency. Humans are able to manufacture Vitamin D from sun ...

Prebiotics and Body Mass Index in Adolescents

Monday, September 24th, 2007

Prebiotics are indigestible components of foods that promote the growth of specific bacteria in the colon. Supplementation with prebiotics can have a significant effect on BMI increases during puberty. A recent study showed that when calcium intake is adequate the improvement in BMI was even greater and the improvement was ...

Calcium Intake and BMI

Saturday, August 18th, 2007

A large study in Spain found that increasing your intake of calcium can help you lose weight. The researchers found that those with the highest intakes of calcium had significantly reduced odds of being in the highest quartile of BMI. Higher calcium intake can enhance the metabolism of fat cells, increase ...

CLA helpful for overweight, but not obese.

Thursday, August 2nd, 2007

There have been quite a few studies on CLA supplementation over the last few years with mixed results. Overall, CLA appears to be helpful for weight loss. CLA, like other polyunsaturated fats, seems to improve insulin sensitivity. This study showed CLA to be helpful for those with BMI scores of less ...