where is glutathione derived from A Review of Dietary (Phyto)Nutrients for Support How to increase glutathione levels:

However, these increases were time dependent, and the levels returned to normal after about 1 month

Kageyama S, Ii H, Taniguchi K, Kubota S, Yoshida T, Isono T

Ann Hum Biol

The story about GSH and apoptosis starts around the 1990s with the evidence of an active GSH extrusion from the cell undergoing apoptosis ( c release into the cytosol, the starting condition for apoptotic intrinsic pathway commitment

1 4 7 Prescription-grade GSH may help replenish this critical defense system, supporting cellular resilience, detox pathways, mitochondrial health, and immune balance

Not only does it protect cells from oxidative stress that can lead to dryness but it helps maintain the skin barrier, which is crucial for preventing water loss