Oral GHK-Cu is more convenient but faces significant absorption challenges due to enzymatic degradation in the digestive tract
Similarly, the excretion of glutathione into breast milk and its effects on the nursing infant are not well understood
Topical protocols deliver the peptide directly to dermal tissue at the application site, achieving high local concentrations without systemic distribution
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In a study published in 2000 in the International Journal of Surgical Investigation , the researchers found that rats whose cells were perfused with calcium preserved more of their cellular glutathione and hence "demonstrated significantly lower oxidative stress and an improved liver function."28 The findings suggest that Life Extension Glutathione not only adds glutathione to your body but also may help you maintain the glutathione you already have
If you're looking for a pure, powerful, and clean supplement to fight off aging, glutathione is your go-to