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Results showed that the ingredient significantly increased NAD+ levels in senescent fibroblasts, activated the SIRT1 signaling pathway, reduced the expression of senescence-associated -galactosidase (SA--gal), decreased intracellular reactive oxygen species accumulation, and promoted collagen synthesis

Prospro-Garca O, Mndez Daz M, Alvarado Capuleo I, Prez Morales M, Lpez Jurez J, Ruiz Contreras AE

Free radicals generated by ultraviolet radiation, pollution, and other environmental stressors cause oxidative damage to cellular structures, including DNA, proteins, and lipids that maintain healthy skin function

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In peptide reconstitution, sterile water is sometimes preferred when a peptide is sensitive to preservatives, as benzyl alcohol can occasionally interact with certain compounds or cause irritation in sensitive individuals

avoid repeated freezethaw [8]