Off-label use risks Many peptides are not FDA-approved for general therapeutic use and should only be prescribed by licensed medical professionals
Moreover, a minor proportion of this agent can be metabolized within the liver by the cytochrome P450 enzymes (primarily by CYP2E1) to NAPQI, which is detoxified by conjugation and excreted in the glutathione or NAC forms ( Figure 2 )
With both glycine and cysteine available, the body can efficiently produce glutathione, combining all three for greater impact on cellular health and healthy aging
In one embodiment the concentration of HEC is between about 1% and about 15%, about 1% and about 2%, or about 1.5% to about 2%
Additionally, the transient accumulation of H 2 O 2 following pathogen infection leads to localized programmed cell death or hypersensitive (HR) response and stimulates crosslinking of cell wall proteins, thereby preventing pathogen spread in the plant (Grant and Loake, 2000