Whats the most effective caffiene free weight loss supplement
Feb 16, 2007 pushing it. But if diet pills could give you Eva Longoria's body, would you bother with the salads and stair-climbing? Caffeine. What it is: The wake-you- up chemical in your coffee appears to be the most effective weight-loss ingredient . (Health.com: Try a FREE TRIAL issue of Health - CLICK HERE.