This is why many people turn to supplements to replenish their levels
Pharmacol Res 52(4):313320 Sunagawa S, Shirakura T, Hokama N, Kozuka C, Yonamine M, Namba T, Morishima S, Nakachi S, Nishi Y, Ikema T, Okamoto S, Matsui C, Hase N, Tamura M, Shimabukuro M, Masuzaki H (2019) Activity of xanthine oxidase in plasma correlates with indices of insulin resistance and liver dysfunction in patients with type 2 diabetes mellitus and metabolic syndrome: a pilot exploratory study
The science on marine collagen speaks for itself: 12% increase in skin moisture after 8 weeks (NIH)
Mironczuk-Chodakowska I, Witkowska AM, Zujko ME
Backed by decades of research, this peptide: Stimulates collagen and elastin Improves skin tone and texture Reduces inflammation and oxidative stress Accelerates wound healing Modulates gene expression for deep cellular repair With its excellent safety profile , broad utility , and ongoing medical research , GHK-Cu stands at the frontier of both cosmetic innovation and therapeutic advancement
Cancer patients may require IV glutathione for chemotherapy protection protocols