Natural Growth Factors with Tribulus is a concentrated growth factor supplement specially formulated to help modulate and balance hormones in both men and women. The extract is stacked with 18 growth factors, stem cells, interleukins, and amino acids in natural bioavailable matrix. This matrix is specially formulated to help with lean muscle, immune support, joint health and libido. It is the prefect supplement for the athlete looking to improve and recover or the aging person to help regain the bodily functions of their prime.