Not well supported: High-quality, reproducible human trials demonstrating meaningful improvement in tendon/ligament healing time, re-injury rates, or function with these specific compoundsespecially as used in the wild (variable dosing, variable sourcing, variable diagnosis)
Its capacity to influence angiogenesis, modulate nitric oxide signaling, and interact with various growth factor pathways has been a primary focus of study
Bad kidney function can cause too much B12 to build up, leading to problems
Animal models have demonstrated cytoprotective effects in inflammatory bowel disease, ulcerative colitis, and gut permeability studies [2]
Marks are less fine (0.1 mL), so it's a bit less precise for small doses