glutathione levels in cancer cells Depletion and Stalwart Anticancer Activity of Metallotherapeutics Inducing Programmed Cell Death: Opening a New Window for Therapy Role of Glutathione in Cancer:
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GSH depletion can trigger ferroptosis, which has been exploited in cancer treatments [17], and supplementation with GSH is utilized by glutathione peroxidase 4 (GPX4) to prevent lipid peroxidation, in turn inhibiting ferroptosis

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doi: 10.7759/cureus.27438

Unlike intact collagen protein, short peptides absorbed intact in intestine potentially delivering specific signaling effects beyond just amino acids

Confounding variables in clinical nutrition trials: An under-discussed issue
