Nature's Source

Original Tribulus Terrestris (1,000 mg per dose) and ZMA combo. University studied to naturally boost Testosterone levels, helping to build lean muscle, increase recovery, libido, strength and reduce body-fat.

Avena Sativa inhibits SHBG, increasing free testosterone levels and pushing lean mass gains even higher.

Mucuna Extract provides increased mental performance and muscle.

100 capsules per each bottle.