number 1 glutathione 1000mg per serving – Nature's Craft NOW Foods Supplements, Glutathione 500

doi: 10.1016/S0741-8329(02)00229-X 69

It treats dullness, uneven pigmentation, and sun damage safely

There is a lot more information available today about how environmental stressors affect our skins appearance as we age, and one of the biggest (and often overlooked) culprits is UV damage

This stress leads to suppression of forkhead box O1 (FoxO1) signaling and subsequent upregulation of thioredoxin interacting protein, inhibition of insulin and SOD-2 expression, re-expression of Neurog3, and -cell dedifferentiation and functional failure

With its wide range of documented benefits Lactobacillus fermentum ME-3 may qualify as The strongest multi-function probiotic ever discovered