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Because human research is limited, many safety questions remain unanswered
Vitamin C (500 to 1,000 mg/day) and collagen peptide supplementation (10 g before exercise) have preliminary evidence supporting tendon collagen synthesis in humans
"Copper peptides can support collagen and elastin production," explains Murphy-Rose
GHK-Cu upregulates the expression of superoxide dismutase (SOD) and other endogenous antioxidant enzymes, helping skin combat the free radical damage that accelerates aging
Both have garnered significant attention for their distinct, yet potentially complementary, roles in supporting various biological functions
4 The Lancet Cagrilintide phase 2 dose-findingLau DCW et al
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