DL-Alpha-Tocopheryl Acetate (synthetic)

DL-Alpha-Tocopheryl Acetate (synthetic) is a tier 2 form of Vitamin E, used in 1,715 on-market products .

Why this tier: Synthetic all-rac form has roughly half the biological activity/tissue retention of the natural RRR form, explicitly reflected in FDA's 2:1 label-claim discount.

Source: Burton GW et al. 1998, PMID 9537614

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