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It also stimulates fibroblast proliferation in connective tissue, increasing collagen synthesis and improving the structural quality of the repair
Like IGF-1, it has been shown to promote muscle growth and cell differentiation
Senile osteoporosis (type II): In the population over 65 years old, there is aging of osteoblasts and stem cells, decreased proliferation and differentiation ability, and insufficient bone formation
One trial used 2000 g/day vitamin B 12 and demonstrated a mean difference of 680 pg/mL (95% confidence interval 392.7 to 967.3) in favor of oral vitamin B 12
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