While symptoms of toxicity are unlikely at daily intakes of 10,000 IU or less ... are available in two forms: vitamin D2 ...

A 21-year-old man or women exposed to summer UVB light generates 10,000 IU (the equivalent of 250 mcg, 25 multivitamin pills of vitamin D, or 100 glasses of milk) of vitamin D in 15 to 20 minutes.

It contains 10,000 IU of vitamin A per serving ... the active form of B12, vitamin A, vitamin C, vitamin D3, vitamin E, biotin, zinc, and food-based powder blends. Men can take one tablet daily ...