papaya glutathione soap Dextron Honey 75gm – Skin Brightening & Nourishing Formula – Dermaw Papaya Kojic Soap with Glutathione
Description
While the exact mechanism is still being studied, it appears that high levels of glutathione may interfere with the body's ability to maintain optimal zinc balance
Nutrients 9 (1)

Acta Biomembr

RNA interference technology can target specific mRNA molecules to inhibit their translation and expression

A study published in the Journal of Clinical Oncology found that glutathione supplementation could interfere with the action of certain chemotherapy agents like cisplatin

They are complementary, not competitive