**Bodybuilding community endorsement** AOD-9604 was popular in **muscle building** circles because it would not affect growth hormone cycles 4
GH pulses lead to hepatic IGF-1 secretion, which stimulates myogenesis and hypertrophy, particularly under resistance training conditions. Thorner et al., Nature Reviews Endocrinology 5
Methylcobalamin helps maintain nerves, shields the myelin sheath, and stimulates the production of red blood cells
When your vitamin B12 level is low, your level of MMA rises
Unlike oral vitamin C supplements, which face absorption limitations due to saturable sodium-dependent transporters (SVCT1), vitamin C injections deliver the nutrient directly into systemic circulation
(24) As you can see, anyone following a strict vegan diet may struggle to obtain adequate levels of vitamin B12 in their daily diet