Some supplements are actually prescription drugs
"A number of the spiked sexual enhancement products claim to work within 20 to 45 minutes," Dr. Dana Fabriucant, director of the FDA's division of dietary supplement programs, told Consumer Reports. "When we see a product that makes claims above and beyond what a dietary supplement might do - above supporting health - and within a time frame of a few minutes, it tips us off that we might have a spiked product."
How to protect yourself: Looking to lose weight? Try diet and exercise. Want to bulk up? Try weight training. And for those experiencing issues in the bedroom, see a doctor, since it could be caused by an underlying health problem such as diabetes, high blood pressure or kidney disease.