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How Much Vitamin D Do You Need?
Question: How much vitamin D do you need to be healthy?
Institute ofِ Medicine ofِ the National Academy ofِ Sciences hasِ established Adequate Intake (AI) levels forِ vitamin D.
The daily levels inِ International Units (IU) forِ everyoneِ areِ as followsِ according toِ age: The recommended upper limit forِ vitamin D isِ 2,000 IU a day.
Populations atِ a high risk forِ vitamin D deficiencies include theِ elderly, obese individuals andِ people withِ limited sun exposure.