Click here to compare prices on ephedra >>>

In 2001 doctors at the University of California, San Francisco reviewed cases of adverse reactions to Ephedra pills and concluded that 31 percent of the events were probably or definitely related to the use of Ephedra pills products and 31 percent were possibly related to those products.

The Ephedra pills claim is that it increases the metabolic rate to enhance weight loss and increases the contractile strength of muscle fibers. Ephedra pills has been an ingredient in many products manufactured by different companies.

That study concluded that though products containing Ephedra pills accounted for less than 1 percent of herbal product sales, they had 64% of the reported adverse effects. Ephedra pills was found to be 100 times more likely to produce adverse effects than kava, and 700 times more likely that Ginkgo biloba.

While the rule on the Ephedra pills warning was pending a new study revealed more evidence of Ephedra pills side effects, and the FDA decided to ban the sale of Ephedra pills except in traditional Chinese medicine and products already under FDA control. The ban took effect April 12, 2004.

Pills is also found in "energy" products that may give athletes extra energy without draining their reserves. People also indicate an increase in alertness and perception.