Clin J Sports Med
Niacin is a necessary cofactor in the anabolic methionine cycle, supporting enzymes like dihydrofolate reductase
Vitamin B12 injections can contain cobalt, which can also cause an allergic reaction
Benefits: collagen & elastin production, firmer skin, wound healing, reduced inflammation, and hair growth
Most of whats known comes from animal studies, anecdotal reports, and underground use, leaving big questions around safety, purity, and long-term effects
Based on what we see at our Doral clinic, the patients who benefit most look like this: A soft-tissue injury that stalled: physical therapy is complete, there is no surgical indication, but the patient is still symptomatic at 8 to 12 weeks