glutathione is an important peptide antioxidant Treatments 101: Part 1 — The Mother of All Antioxidants Glutathione system enhancement for cardiac

However, due to poor metabolic stability of angiotensin IV and many AnglV analogues, the inability of early analogues to penetrate the blood brain baixier, and the failure to identify the AT4 receptor, no pharmaceutical company has moved forward with their development

doi:10.1111/andr.12366

Human data is still very limited, including small pilot work such as the knee pain survey of 16 patients, plus a few other early studies and reviews calling out the lack of large, rigorous trials

In addition, they investigated the suitability of L-K6 antimicrobial peptide to target the cell surface of MCF-7 cells

It has been shown that glutathione can change the immune system's response