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At 20 years, levels average around 200 ng/ml, while studies document concentrations drop to approximately 80 ng/ml by age 60[2]
Poor kidney function could create additional burden rather than benefit
Retinol (Vitamin A) and vitamin C promote collagen synthesis indirectly retinol via retinoic acid receptor signaling, vitamin C as a co-factor in collagen cross-linking
residents live with hypothyroidism , which is characterized by an underactive thyroid gland
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