Let's talk about calcium and vitamin D. Everybody needs enough ... D are 200 units if you're a kid, 400 units until you get to be 70, and then 600 units after that. Two problems.

Now, the Institute of Medicine recommends tripling the daily intake for most children and adults to 600 ... vitamin D status, increases by 1 ng/ml. It is estimated that children need at least 400 ...

In 2018, the Task Force recommended against daily supplementation of 400 IU or less ... for adults are 600 IU to 800 IU for vitamin D and 1,000 mg to 1,200 mg for calcium. Vitamin D helps bones ...

According to the National Institutes of Health Office of Dietary Supplements, the average recommended daily intake of vitamin D for most adults, children, and teens is 600 IU, and 400 IU for children ...