The conversion from IU into mcg will depend on the specific substance. For 500 mcg: There are 20,000 IU of vitamin D. It applies to both vitamin D2 and D3 (Cholecalciferol); For retinyl palmitate (a form of Vitamin A), there are 909 IU; and For beta-carotene (another form of Vita...
or cholecalciferol. 40 IU of vitamin D equals 1 µg, which can be converted to 0.001 mg. The RDA for an adult ranges from 600-800 IU. In micrograms, that would be 15 to 20 µg. Using milligrams changes the value range to 0.015-0.020 mg. ...
aamount per packet, calories15 ,calories from fat 10,total fat 1g 2%,polyunsaturated fat 0.5g , cholesterol 10mg 3%,total carbohydrate 1g less than 1%,sugars 0g, vitamin A2500iu 50%,40%as beta carotene, vitamin C590mg 983%,vitaminD3 1500iu 375%,vitaminE50iu 167%,vitaminK 30mcg 38%...