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If you have a vitamin D deficiency, a doctor can recommend an appropriate dosage for supplementation based on your vitamin D blood levels.
Taking a multivitamin with vitamin D may help improve bone health. 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 dose of vitamin D3 supplements do I need? If you’re taking supplements, how much you need to take will depend on your individual requirements. A doctor can advise you on this.
The recommended OTC vitamin D dosage for most adults with low vitamin D levels is 2,000 IU daily. Higher doses may be needed if your vitamin D levels are very low. But dosages over 4,000 IU daily aren’t recommended without a provider’s OK.
Mayo Clinic recommends that adults get at least the RDA of 600 IU. However, 1,000 to 2,000 IU per day of vitamin D from a supplement is generally safe, should help people achieve an adequate blood level of vitamin D, and may have additional health benefits.
Therefore, such patients could be advised to start taking moderate vitamin D doses (e.g., 4000 IU/day for adults), and their 25-OH-D levels could be checked later. The proposed algorithm also comprises vitamin D dosing principles when baseline 25OH-D levels are known.
The recommended daily allowance of vitamin D for adults up to age 70 is 600 international units (IU) a day. Some people are at higher risk for vitamin D deficiency. These people should have their levels tested. If their levels are low, they may need higher doses of vitamin D.
Average daily recommended amounts are listed below in micrograms (mcg) and International Units (IU): Recommended. What foods provide vitamin D? Very few foods naturally contain vitamin D. Fortified foods provide most of the vitamin D in the diets of people in the United States.
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 ...
Numerous studies demonstrate an association between serum concentrations of 25-hydroxyvitamin D (25 [OH]D) and a variety of common disorders including musculoskeletal, metabolic, cardiovascular, malignant, autoimmune, and infectious diseases.