Vitamin D

Helps the body absorb calcium for strong bones; also involved in muscle, nerve and immune function.

Type: Fat-soluble
Main job: Helps the body absorb calcium for strong bones

Good to know

Few foods are rich in it: fatty fish, fortified milk and UV-exposed mushrooms are the main sources. Skin makes it in sunlight, but not through a window.

Foods rich in Vitamin D

SalmonOmega-3 (EPA & DHA), protein, vitamin DProteins

SardinesOmega-3, calcium with bones, vitamin D & B12ProteinsMedicine note

EggsComplete protein, choline, vitamin B12Proteins

MushroomsVitamin D (UV-exposed), immune beta-glucans, B vitaminsVegetables

Sources

NIH Office of Dietary Supplements: Vitamin D fact sheet
USDA FoodData Central

Last reviewed October 2026.

General information only, not medical advice. If you take medicine or manage a health condition, check with your doctor, pharmacist or a registered dietitian before changing your diet. Read our medical disclaimer.