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Sirtuins (SIRTs) are a protein family with versatile functions, such as metabolic control, epigenetic modification and lifespan extension [31]
The reduction of the melanin index with glutathione was statistically significant when compared to placebo [Table - 1]
This coordination stabilizes copper in a biologically available form, allowing it to interact with cellular targets without generating oxidative stress. The copper ion also acts as a catalytic cofactor in enzymes involved in collagen cross-linking, antioxidant defense, and wound remodeling
One of the principal factors influencing sperm quality is precisely oxidative stress, which is neutralized by glutathione
However, variation in PRP preparation methods, injection protocols, and lack of standardization have limited widespread adoption and regulatory endorsement