It upregulates the growth hormone receptor on tendon cells, so they respond more to your own circulating GH
That restoration serves to normalize testicular function and improve sperm count and quality where applicable
By managing oxidative stress, glutathione allows the immune system to focus on its primary job of protecting your health
"Gastric pentadecapeptide body protection compound BPC 157 and its role in accelerating musculoskeletal soft tissue healing." Cell and Tissue Research, 2019;377(2):153-159
53 Since the majority of cells express ERs, estrogen actions influence almost all tissues and are responsible for: a) homeostatic regulation, b) cell proliferation and apoptosis, c) liver protein expression, d) lipid metabolism, e) energy balance, f) glucose metabolism, g) immune and cardiovascular alterations, h) gonadotrophin feedback and gametogenesis, i) brain-neuronal development/memory processing and repair/neurodegeneration, j) bone growth, etc., 7,15,53,60 including estrogens positive (agonist) or negative (antagonist) actions on skin, especially in women