An abundance of male enhancement products on the market may make choosing tricky. However, learning about key ingredients will help eliminate some of the ineffective options. The result of any effective male enhancement product should be: enhanced libido, stamina, mood and perhaps size.
L-arginine
L-arginine is thought to improve the action of nitric oxide and relax the muscles that surround blood vessels supporting the penis. This ingredient is essential to penile performance.
Tongkat Ali
Tongkat Ali is a scientifically proven plant used to improve sexual desire, libido and sexual performance. It is a poular product in Malaysia and may be effective at treating erectile disfuntion. The bioactive compunds present in the plant are thought to give it medicinal properties while having an aphrodisiac effect. In addition, the root has been shown to significantly boost the sex drive by building testosterone.
Epimedium
Epimedium, an ornamental herb in Asia and the Mediterranean region, is used for medicinal purposes. The way this herb works is unclear; however, animal studies have shown that it may effect the level of neurotransmitters, including norepinephrine, dopamine and serotonin, while reducing cortisol levels.
Tribulus Terrestris Extract
Tribulus Terrestris Extract (Tribulus) contains an active ingredient called protodioscin. Various studies have proven the product to be effective at treating impotence caused either by low testosterone levels, or sex hormone imbalances. In addition, the ingredient may act by increasing the level of (DHEA,) which is a naturally occurring substance in the body thought to be vital for a healthy sex drive.
C-nidium
C-nidium is an herb that has been used for over a century. This ingredient is thought to positively effect the libido by relaxing the muscles in the genital area, allowing the penis to swell. In addition, Cnidium Monnier may increase erection time by increasing the release of nitric oxide and inhibiting PDE-5.


