These products usually contain vitamins, minerals, herbs or hormones that claim to enlarge the penis. Despite their impressive claims, there's absolutely no clinical evidence that these products work and some may even be harmful. The University of Maryland in the US carried out an analysis on some of these and found traces of lead, pesticides, E. coli bacteria and animal faeces.
Men who wish they had more stamina in the bedroom sometimes reach for male enhancement products. These products come in a liquid form and a tablet form that help men struggling with a healthy sex life. Choosing sexual enhancement tablets is a rough task because there are so many different types of products sold under this name. Walgreens.com offers male enhancement products from well-known brands as ExtenZe and Enzyte.