glutathione vs astaxanthin for skin Supplementation Increases Concentrations but Does Not Impact Fat Oxidation During Exercise in Active Young Men in: International Journal of Sport Nutrition and Exercise Metabolism Volume 32 Issue 1 (2021) Replying to @MidwestGenXguy astaxanthin or
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A case study linked drinking large amounts of green tea with the development of iron deficiency anemia
But it ended up being two different things

Excess supplementation may alter detoxification pathways or electrolyte balance, potentially worsening organ stress if not medically supervised
Resveratrol promotes apoptosis through the induction of dual specificity phosphatase 1 and sensitizes prostate cancer cells to cisplatin

Ismail Kimji, MD, FRCPC, on combined strategy Critique, Methodology, and References Three at-home microinfusion mistakes patients make most often Mistake 01 Stacking actives same day Retinol the night before, AHA the morning of, vitamin C right after, niacinamide before bed

To uncover the underlying mechanisms, the researchers analyzed hippocampal tissue focusing on dentate gyrus, where they quantified neural progenitor proliferation and neurogenesis through BrdU, immunofluorescence for Sox2, GFAP, DCX and NeuN, and unbiased stereological cell counting