GSH levels are thousands of times higher in cells than in plasma
Interestingly, when growing in proline medium, in which the gdh3/gdh3 mutant cells failed to undergo morphogenesis, they exhibited an overall reduction in extracellular metabolite levels when compared to the wild-type, with the exception of nicotinate, malate, and succinate levels
Regulation of cell proliferation and apoptosis: Glutathione depletion is a signal for apoptosis (programmed cell death), while adequate levels support normal cell proliferation [2][5]
Glutathione recycles Vitamin C and allows it to return to its form as an antioxidant
Number two, salmon has large amounts of high quality protein, selenium, vitamin D, and other nutrients that the fish oils doesnt have