Diet Pills: Are They EVER A Good Idea? - Marie Claire.co.uk (blog)

Diet Pills: Are They EVER A Good Idea? Marie Claire.co.uk (blog) This is a Chinese herb, also known as ephedrine and ma huang, which has been used in diet pills because it has a stimulant effect. It can cause an increase in metabolism but the stimulant effect also causes an increase in heart rate and blood pressure.