The Critical Caveat All of the above is based largely on animal studies
Lest I forget thee, glutathione
Human Clinical Trials A 12-week facial cream study enrolling 71 women with mild to advanced photoaging documented multiple improvements: increased skin density and thickness, reduced laxity, improved clarity, and reduced fine lines with decreased wrinkle depth
Many patients report feeling more alert, focused, and energized within a day or two of their injection
The Threshold of Transformation The skincare industry often uses "marketing doses"0.1% or 0.2%enough to list an ingredient on the label, but not enough to change the skins physical structure
While glutathione is our bodies most abundant antioxidant, it also depletes quickly once youve been exercising for over an hourso endurance athletes might find it beneficial to supplement