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There should be premarket review, both of their safety and their potential benefit, he says

Each freeze-thaw cycle is a traumatic event for the peptide molecules
While glutathione helps maintain levels of Vitamin C in the body, Vitamin C helps keep glutathione in its active, reduced state

Biomed Pharmacother 162:114606 Jomova K, Alomar SY, Alwasel SH, Nepovimova E, Kuca K, Valko M (2024) Several lines of antioxidant defense against oxidative stress: antioxidant enzymes, nanomaterials with multiple enzyme-mimicking activities, and low-molecular-weight antioxidants

doi:10.1101/2023.11.20.567908 18
