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  1. However, not every company is going to do that, so here is how you calculate. To convert from IU to mcg, just take the IU and divide it by 40. For example: 800 IU vitamin D / 40 = 20 mcg vitamin D. To go the other way, just multiply: 20 mcg vitamin D * 40 = 800 IU vitamin D. For more information on vitamin D, including how much you should take ...

  2. Sep 28, 2019 · The equivalents of 1 IU for selected vitamins are: 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

  3. Aug 23, 2022 · you need to multiply the IU for Vitamin D with the conversion factor, to get the number of micro grams. Vitamin D: 1 IU is 0.025 mcg cholecalciferol. mg is milligrams, so this is clearly wrong. 2000 micrograms are 2000 / 0.025 = 200000 IU, so this is clearly also wrong. I am guessing that you where told to take 2000 IU.

  4. Oct 9, 2024 · To perform the conversion from mcg to IU for vitamin A: Find the conversion factor for vitamin A (retinol): 3.33 IU per mcg. Make use of a simple formula: Amount in IU = Amount in mcg × 3.33 IU per mcg. That's it! You're good to go. 🎉. Also, you can turn IU to mg by choosing the equation: Amount of mg = Amount of IU × 0.0003.

  5. www.omnicalculator.com › health › vitamin-aVitamin A Calculator

    Jun 20, 2024 · The rules are as follows: 1 IU retinol = 0.3 mcg RAE. 1 IU supplemental beta-carotene = 0.3 mcg RAE. 1 IU dietary beta-carotene = 0.05 mcg RAE. 1 IU dietary alpha-carotene or beta-cryptoxanthin = 0.025 mcg RAE. The above correlations have been implemented into our vitamin A calculator. You can use it both ways - no matter if you want to ...

  6. Recommended doses are 30,000 mcg RAE (100,000 IU) of vitamin A once for infants age 6–11 months and 60,000 mcg RAE (200,000 IU) every 4–6 months for age 1–5 years. In 2013, 11,200 deaths from measles were associated with vitamin A deficiency, and more than 95% of these deaths occurred in sub-Saharan Africa and south Asia.

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  8. Oct 3, 2024 · Vitamin A: 1 IU = 0.3 mcg. Vitamin D: 1 IU = 0.025 mcg. Vitamin E: 1 IU = 0.67 mcg. Example Calculation. For Vitamin D, if you have 400 IU: \ [ 400 \times 0.025 = 10 \text { mcg} \] This tool is useful for anyone needing to convert vitamin dosages between IU and mcg, which is often required when understanding supplement labels or nutritional ...

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