Legendz XL While some products such as Plus, and pills do work, other male enhancement pills and supplements are not as effective and powerful as they claim to be. More so, many of them are unsafe and has not passed medical standards for drugs and supplements. There are also sexual aphrodisiac elements in many sexual enhancement products, be it for men or women. Examples are Horny Goats weed, , Gingko or amino acids to increase testosterone levels. They are known to be risky to take for those with prevailing health conditions, while for others they work just fine..