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Mia Williams——Studied at Stanford University, Lives in Palo Alto, CA
Vitamin A: 1 IU is the biological equivalent of 0.3 mcg retinol, or of 0.6 mcg beta-carotene. Vitamin D: 1 IU is the biological equivalent of 0.025 mcg cholecalciferol or ergocalciferol. Vitamin E: 1 IU is the biological equivalent of
0.67 mg d-alpha-tocopherol, or
0.9 mg of dl-alpha-tocopherol.
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