What Vitamin D Dosage Is Best? - Healthline
2023年3月14日 · 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...
Vitamin D - Mayo Clinic
2023年8月10日 · The recommended daily amount of vitamin D is 400 international units (IU) for children up to age 12 months, 600 IU for people ages 1 to 70 years, and 800 IU for people over 70 years. What the research says
Vitamin D Dosage Guide For Adults, Children - GoodRx
2023年10月2日 · For vitamin D levels below 25 nmol/L, the recommended dosage for adults and children ages 11 and older is 50,000 IU (1 capsule) once weekly. Adults should take it for 8 weeks, and children for 6 to 8 weeks.
Mayo Clinic Q and A: How much vitamin D do I need?
2017年4月25日 · The Institute of Medicine has placed the recommended dietary allowance, or RDA, for vitamin D at 600 international units (IU) per day for young adults and 800 IU per day for adults older than 70. Other experts suggest that adults’ vitamin D needs are much higher.
Tips for Vitamin Dosages for Older Adults - WebMD
2023年4月7日 · Adults older than 70 should be getting at least 800 IU of vitamin D. However, some sources say you should consume up to 1000 IU of vitamin D past the age of 70. If you are older than...
Vitamin D: How Much to Take Per Day and Max Dose - GoodRx
2024年4月5日 · According to most medical experts, the recommended dietary allowance (RDA) of vitamin D for adults up to age 70 is 600 IU. But the FDA recommends 20 mcg per day, or 800 IU (1 mcg vitamin D is equal to 40 IU). The best way to …
How much vitamin D do you need? - Harvard Health
2019年1月31日 · Based on the evidence for bone benefits, however, the IOM panel increased the RDA for vitamin D to 600 IU for people up to age 70 and to 800 IU for those over 70. That's a fairly sizable boost over the previous recommendations of 200 IU per day through age 50, 400 IU for ages 51 to 70, and 600 IU for ages over 70.
Vitamin D - Health Professional Fact Sheet - Office of Dietary ...
The Endocrine Society recommends routine vitamin D supplementation for children and teens age 1 to 18 years, people who are pregnant, adults with pre-diabetes, and adults age 75 years and older, but not for healthy adults age 19 to 74 [11,12]. The Endocrine Society does not recommend specific doses but notes that all individuals should adhere ...
Vitamin D is required for bone and muscle health. Deficiency can lead to rickets or osteomalacia, but treating non-symptomatic deficiency/insufficiency currently has no proven health benefit. Some trial data has suggested a link with low Vitamin D levels and cancer, metabolic syndrome, infection and autoimmune disorders but this is unproven1.
Vitamin D - NHS
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).