US$ 25.58
ergothioneine and glutathione Safe Effective Antioxidant: The Biological Mechanism and Potential Pathways of in the Skin Paula's Choice 25% Vitamin C
Description
Its not FDA-approved, and selling it as a drug or supplement in the US isnt legal (source)

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Recently, it was also shown that phenylpropanoid sucrosides isolated from seeds of radish can also inhibit LPS-induced inflammation in murine BV-2 microglial cells (Kim et al., 2015)

112 pmol/L ( n = 119), P 0.30 for tests of interaction)
