Thats the case for some yohimbe supplements, according to a new studypublished in Drug Testing and Analysis.

But the active ingredient, yohimbine, also exists as aprescription drugfor erectile dysfunction.

Its not used very often, in part because of side effectsincluding irregular heartbeat, dizziness, and anxiety.

In other words, the makers may have been dumping prescription-strength drugs into their product.

Meanwhile, other brands of the supplements contained no yohimbine at all.

Pharmaceutical Quantities of Yohimbine Found in Dietary Supplements in the USA|Drug Testing and AnalysisviaMedical Daily

Photo byAno Lobb.