The 50,000 IU weekly dose is the highest possible prescribed dose. Long-term supplementation of vitamin D3 in doses ranging from 5,000 to 50,000 IU appears safe when taken correctly. Many people ...

Vitamin D supplements are popular for bone health and immunity. When is the best time to take vitamin D? Here's how to take ...

Here, researchers compared type 2 diabetes rates in people taking 4,000 IU of vitamin D3 per day versus those taking a placebo, and didn’t observe a significant difference in the groups’ risk.

but the FDA allows manufacturers to voluntarily add up to 84 IU of vitamin D3 per 100 grams of milk and 84 IU per 100 grams of D2 to plant-based milk alternatives. Another good way to access ...

Sixteen CF patients were randomized to receive vitamin D2 or D3 or to serve as controls. The starting dose of 5000 IU (<16 years old) or 7143 IU/day (⩾16 years old) was further individually ...

Historically, 400 IU (10 ug) of vitamin D was recommended for better health because it closely approximated the amount of vitamin D in a teaspoonful of cod liver oil. However, 800 to 1,000 IU is ...