Miriel
Glossary · Nutrients
Vitamin D (children)
Needed to absorb calcium; also supports immune function. Made in skin from sunlight, but most children do not get enough — the AAP recommends 400 IU/day from infancy. Deficiency is widespread, especially in winter and in children with darker skin.
Related terms
Miriel uses this concept across food scans, meal plans, and AI Coach responses where it is relevant to a child's profile. For the underlying clinical and scientific basis, see the research page.