The same is true for vitamin D levels. Clinicians should not suggest high intakes of vitamin D (5,000 IU for example) before recommending the 25-OH vitamin D test. Health care professionals need ...

Medically reviewed by Jonathan Purtell, RDNMedically reviewed by Jonathan Purtell, RDN Taking too much vitamin D in ... unit (IU) dosing. The 50,000 IU weekly dose is the highest possible prescribed ...

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Here are the best 5 vitamin D supplements to consider: Akasha Naturals Vitamin D: Packs 5000 IU of vitamin D3, the kind your body absorbs best. This vitamin D3 helps your body use calcium and ...