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Functional assessment Reduced efficacy represents the most reliable degradation indicator but requires prior experience with functional product

Many viral videos and influencer testimonials are based on personal experiences rather than scientific evidence

Glutathione is a powerful antioxidant naturally produced by the body, playing an important role in detoxification, neutralizing free radicals, and supporting cellular health

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Chen K, Gao Y, Xia N, et al

Limited Penetration: As a hydrophilic molecule, ascorbic acid struggles to penetrate the skins lipid-rich barrier, limiting its ability to reach deeper layers where it can deliver benefits