issues creating glutathione Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification What Is Glutathione? — Purifi
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Theres a study de Sousa referenced that found the body can store a two to three year supply of B12 when excess amounts are injected

The correlation between declining GHK levels and declining skin quality does not establish causation

References 1.Tandon B.N., Joshi Y.K., Tandon M

Epigenetic mechanisms are the software that directs this process

The right response is not to dismiss that possibility, but to insist on the blinded, placebo-controlled human trials that could actually settle the question
