nacet glutathione Superior Properties of N-Acetylcysteine Ethyl Ester over N-Acetyl Cysteine to Prevent Retinal Pigment Epithelial Cells Oxidative Damage Determination of N-Acetyl-L-cysteine Ethyl Ester

Health benefits of Exercise [J]

Free Radic Biol Med 199:97112

Philpott JD, Witard OC, Galloway SDR

The short answer: It depends on the peptide Not all peptides are created equal for nasal delivery

The reason for that mainly is because its very high in lactoferrin

The hypothesis that GSSG functions as the oxidant for class III peroxidases during ROS production in apoplast, however, is not consistent with previous observations that a GSH peak was not observed in a bean apoplastic fluid before and after an oxidative burst and glutathione was less effective for the production of reactive oxygen species than free cysteine in an in vitro assay 37,38