Your body makes vitamin D when sunlight hits your skin. Active people who live in sunny regions can get at least some of what they need from spending time outdoors every day. But in less temperate areas such as Minnesota, Michigan, and New York, the skin makes less vitamin D in the winter months, especially for older adults.
You can also get it from foods, like:
If you’re not getting enough from sunlight and food, you may need to take a supplement.
- Fatty fish, like salmon, tuna, and mackerel
- Beef liver, cheese, and egg yolks
- Foods with added vitamin D, such as milk, orange juice, and cereal