Mielenkiintoinen artikkeli "suuresta D-vitamiinivirheestä":

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5541280/

"A statistical error in the estimation of the recommended dietary allowance (RDA) for vitamin D was recently discovered; in a correct analysis of the data used by the Institute of Medicine, it was found that 8895 IU/d was needed for 97.5% of individuals to achieve values ≥50 nmol/L."

8 895 IU = 222.4 mcg

REFECTIO sisältää myös D-vitamiinia (malttilliset 20 mcg/100 g jauhetta).