1,000 IU = 25ug
Vitamin D: 1 IU is the biological equivalent of 0.025 μg cholecalciferol/ergocalciferol 1000iu=25ug
mcg and ug are both abbreviations for the same unit: micrograms. The "u" in ug should actually be the letter mu, but when you have trouble typing it, you can use "u" instead.
one mg is in one mg
3500 mg
1?
1 mg ÷ 0.125 mg = 8
500 mg
76890 mg.
100
632,000 mg
One