J.PurdieD
Notably, these effects were not mimicked by E alone, which failed to rescue cycle perturbations and had a discernible uterotrophic action, but were replicated, in terms of reversal of irregularities of the ovarian cycle, by GLP1 alone, which nonetheless did not elevate LH levels
Unlike oral supplements, the injectable form delivers glutathione directly into tissue, which may help support more consistent absorption
While pens are designed with safety mechanisms, extended use increases contamination risk, particularly if the pen is not stored properly or if injection technique is suboptimal
Second, a randomized, double-blind study that analyzes the effect of glutathione in both reduced and oxidized forms in comparison with placebo has never been conducted