Some factors to consider include: Tolerability : Some individuals may find one form of glutathione more tolerable than the other due to differences in formulation, taste, or potential side effects
It is not the less intracellular methionine but intracellular acidification that causes growth attenuation in methionine semi-starvation
Gambit62 and ndodge ), I'm now going to try altering the B12 regime to smaller doses, injected more frequently (this apparently works for some people with functional B12 deficiency - others do better or really high doses - but it's really difficult to know what is going to suit you, without trying!)
A glutathione amino acid precursor (GAP) blend increased the glutathione reduced monomers (GSH) oxidized dimers glutathione disulfide (GSSG) ratio, a surrogate measure for oxidative damage repair capacity
The International Journal of Biochemistry & Cell Biology
Dent R, Trudeau M, Pritchard KI, Hanna WM, Kahn HK, Sawka CA, et al