Each serving contains 50 mcg (2,000 IU) of vitamin D3 sourced from lichen. This exceeds the daily requirement for this age group. Ritual claims that all of its vitamins are “made traceable ...

According to one older review, many experts agree that at least 1,000 IU (25 mcg) of vitamin D3 daily is needed in situations ... too high when they are over 125 nmol / L. Getting enough vitamin ...