α-tocopherol

2022-02-23: Vitamin E reference:

α-tocopherol #

• Subjects with elevated plasma alpha-tocopherol levels had depressed plasma γ-tocopherol. Given 1200 IU of all-rac-alpha-tocopherol daily for 8 weeks, gamma-tocopherol values were typically 30-50% of initial values, and alpha-tocopherol values were typically 200-400% of initial values. R
• [Effects of Long-Term a-Tocopherol Supplementation on Serum Hormones in Older Men]
  • 133 50-69y/o smokers. 50mg/day (x1.49=74.5 IU) of α-tocopherol. For 5-8 years!
  • Androstenedione: 158 vs 145. DHEA-S: 130 vs 121. Prolactin: 8.4 vs 8.0. SHBG: 1.19 vs 1.13. Testosterone: 573 vs 539. Testosterone (free): 167 vs 161 μg/dl.