can glutathione cause breast tenderness Excessive intake contributes to chemotherapy resistance in cancer: a propensity score matching analysis Role of Glutathione in Cancer:
Description
Worth it at low doses where every microgram matters

An overproduction of H 2 O 2 or lipid hydroperoxides can result in a reduced GSH/GSSG, ratio which is often used as a biomarker for OxS [53]

However, it's crucial to approach glutathione supplementation, especially for skin and hair benefits, with caution

Br J Clin Pharmacol 1998

Older subjects had cysteine and glycine added to their diets to increase glutathione levels, spiked within two weeks, improving insulin resistance and fat burning
