Aug 1, 2025 · Medical experts explain how much vitamin D you should be taking per day, the differences between vitamin D2 and D3, and how much vitamin D is too much.

Dec 20, 2024 · How much vitamin D do you need for optimal health? In the United States, current guidelines suggest that consuming 400–800 International Units (IU), or 10–20 micrograms …

Aug 11, 2025 · Most adults need 600–800 International Units (IU), or 15–20 micrograms (mcg), of vitamin D per day to support bone and immune health. The exact amount depends on your …

Mar 21, 2025 · Taking a vitamin D supplement or a multivitamin with vitamin D may help improve bone health. The recommended daily amount of vitamin D is 400 international units (IU) for …

Dec 4, 2025 · Weekly Vitamin D Dosing for Insufficiency For adults with vitamin D insufficiency (20-30 ng/mL), the standard weekly dose is 50,000 IU of vitamin D once weekly for 8-12 …

Vitamin D is a fat soluble vitamin that has several functions in the body. The best vitamin D dosage for men and women is 400 IU per day, but it is 800 IU per day for men and women …

How much vitamin D do I need? The amount of vitamin D you need each day depends on your age. Average daily recommended amounts are listed below in micrograms (mcg) and …

Adequate vitamin D levels are essential for the mother’s bone health and fetal development. For individuals with a deficiency, higher doses ranging from 4,000–10,000 IU (100–250 mcg) per …

Dec 12, 2025 · Should you adjust your Vitamin D intake when sick? Learn the immune role, safe acute doses, and toxicity monitoring limits.

Other than in summer, vitamin D from the sun or from food is often not enough for our body’s needs. Most BC adults would benefit from a vitamin D supplement of at least 800-1,000 IU per …