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Glutathione-S-Transferase (GST) Assay Kit

The unit conversions are as follows: Natural vitamin E ( -α-tocopherol) containing supplements: RRR IU of RRR -α-tocopherol x 0.67 = mg of RRR -α-tocopherol Example: 100 IU of natural vitamin E provides 67 mg of RRR -α-tocopherol Synthetic vitamin E ( all - rac -α-tocopherol) containing supplements: IU of all - rac -α-tocopherol x 0.45 = mg of RRR -α-tocopherol Example: 100 IU of synthetic vitamin E provides 45 mg of RRR -α-tocopherol α-Tocopheryl esters α-Tocopheryl succinate and α-tocopheryl acetate are the main esterified forms of vitamin E in nutritional supplements

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doi: 10.3389/fncel.2022.888232 Received 02 March 2022 Accepted 13 April 2022 Published 09 May 2022 Volume 16 - 2022 Edited by Kempuraj Duraisamy, University of Missouri, United States Reviewed by Selvakumar Govindhasamy Pushpavathi, The University of Iowa, United States