Vitamin D for people living in Japan
Vitamin D is made in skin with sun exposure, but those often indoors or in low-sun seasons may watch it. It's essential for bone health.
Vitamin D from food
Found in salmon, mushrooms, egg yolk and fortified foods.
This quiz provides general educational information and is not intended to diagnose, treat or prevent disease. If you have a medical condition, take medication, or are pregnant or breastfeeding, please consult a physician or pharmacist.
Last reviewed: June 25, 2026 · SapuriApuri editorial team