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[Abstract]2025 Mar 28;23(4):146

FDA reviewers cited weak evidence, poor characterization, differences between proposed and studied administration routes, and the availability of approved therapies for the conditions discussed

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Like NAD+, Glutathione production can naturally decline with age, as well as chronic stress, pollution exposure and poor diet

Microarray-style gene expression work referenced in the literature reported shifts across several hundred genes following copper-peptide exposure, spanning categories tied to protein synthesis, cell signaling, and antioxidant defense

The cold temperature significantly slows down the molecular motion and enzymatic activity that would otherwise tear the peptide apart