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10 lip 2024 · The Recommended Dietary Allowance (RDA) for vitamin D is the following for women: Ages one to 70 years : 15 micrograms (mcg) (600 International Units (IU)). Older than 70 : 20 mcg (800 IU).
10 sie 2023 · Taken in appropriate doses, vitamin D is generally considered safe. However, taking too much vitamin D in the form of supplements can be harmful. Children age 9 years and older, adults, and pregnant and breastfeeding women who take more than 4,000 IU a day of vitamin D might experience:
21 gru 2023 · According to the Office of Dietary Supplements, the following are the average recommended amounts of vitamin D a person needs per day: People who are pregnant or breastfeeding also need 15 mcg or...
14 mar 2023 · In the United States, current guidelines suggest that consuming 400–800 International Units (IU), or 10–20 micrograms (mcg), of vitamin D should meet the needs of 97%–98% of all healthy people (14).
The recommended dose may vary according to: Age; Pregnancy or lactation; Weight status; Skin color (fairer skin synthesis vitamin D easier); and; Serum vitamin D level. In general, if you have fair skin, try to get at least 10 minutes of noon sunshine per day to meet your vitamin D needs. If you have darker skin, this amount changes to 30 minutes.
Basic daily vitamin D dosage = Body mass in pounds * 27. (Or Body Mass in Kilograms * 60 if you prefer metric.) It works for any size of person, any age, male or female, pregnancy included. Why 27 IU per pound?
Children from the age of 1 year and adults need 10 micrograms (mcg) of vitamin D a day. This includes pregnant and breastfeeding women, and people at risk of vitamin D deficiency. Babies up to the age of 1 year need 8.5 to 10 micrograms of vitamin D a day. A microgram (mcg) is 1,000 times smaller than a milligram (mg).
