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11 kwi 2024 · Usual Adult Dose for Vitamin/Mineral Supplementation. US Recommended Dietary Allowance (RDA): Adult male: 900 mcg retinol activity equivalents (RAE) (3000 international units [IU]) Tolerable Upper Intake Level (UL): 3000 mcg RAE (10,000 IU) Adult female: 700 mcg RAE (2330 IU) UL: 3000 mcg RAE (10,000 IU) Comments:
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.
The amount of vitamin A adults aged 19 to 64 need is: 700 µg a day for men. 600 µg a day for women. You should be able to get all the vitamin A you need from your diet. Any vitamin A your body does not need immediately is stored for future use. This means you do not need it every day.
The recommended daily amount of vitamin A is 900 micrograms (mcg) for adult men and 700 mcg for adult women. What the research says. Research on oral vitamin A for specific conditions shows: Acne. Large doses of oral vitamin A supplements don't appear to affect acne. Age-related macular degeneration.
The Recommended Dietary Allowance (RDA) for men and women is 900 and 700 μg retinol activity equivalents (RAE)/day, respectively. The Tolerable Upper Intake Level (UL) for adults is set at 3,000 μg/day of preformed vitamin A.
RDA: The Recommended Dietary Allowance for adults 19 years and older is 900 mcg RAE for men (equivalent to 3,000 IU) and 700 mcg RAE for women (equivalent to 2,333 IU). UL: The Tolerable Upper Intake Level is the maximum daily intake unlikely to cause harmful effects on health.
Specifically, pregnant women should receive up to 10,000 IU vitamin A daily or up to 25,000 IU vitamin A weekly as an oral liquid, oil-based preparation of retinyl palmitate or retinyl acetate. Supplementation should be continued for a minimum of 12 wk during pregnancy until delivery.
