2 ms·
except 4000 IU for adults is still far from useful, that's sufficient maybe for small children and teenagers, not for adults > 1000 IU for children <1 year on
by Markoff 6y ago
except 4000 IU for adults is still far from useful, that's sufficient maybe for small children and teenagers, not for adults
> 1000 IU for children <1 year on enriched formula and 1500 IU for breastfed children older than 6 months, 3000 IU for children >1 year of age, and around 8000 IU for young adults and thereafter.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5541280/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5541280/