glutathione reductase mechanism of action Role (GR) in the maintenance of cellular redox Frontiers | Research progress of

Any assertion to the contrary is not supported by evidence It IS fair to say that there is no clear evidence of harm in a relatively data free zone in humans, and that there is a plausible argument for benefit based upon in vitro and animal studies as well as mechanism of action - particularly with BPC

Fosgerau K, Hoffmann T

If the aim is to improve muscle mass, strength and body composition, the practical strategy offering the best risk-benefit ratio remains: a well-structured training programme (progressive overload, periodisation)

Hericium-specific compounds demonstrably stimulate Nerve Growth Factor (NGF), but the broad antioxidant effect of ergothioneine particularly the protection of neural mitochondria from ROS damage may be an independent, cumulative factor