glutathione and brain Drinking the Daily Recommended Intake of Milk Boosts Health in Older Adults The Microbiome and Cancer -

There is real precedent for this thinking

Using harsh hair products Aggressively shampooing, using hair dyes, applying harsh styling products - these damage follicles and counteract peptide benefits

Biocompatible polymersomes-based cancer theranostics: towards multifunctional nanomedicine

If the formula is not disclosed, you cannot tell whether the claim is based on a peptide, an antioxidant, a cosmetic additive, or just branding

Methylcobalamin acts as a cofactor for the enzyme methionine synthase, which is essential for converting homocysteine to methionine and supporting methylation processes throughout the body

Biochim Biophys Acta 2009