Vitamin D from sunlight in Tanzania
How long you need in the sun to make vitamin D, and when the sun is too low to make any at all, for 5 cities in Tanzania.
| City | Latitude | Elevation | Vitamin D winter |
|---|---|---|---|
| Dar es Salaam | 6.82°S | 24 m | none |
| Mwanza | 2.52°S | 1,144 m | none |
| Dodoma | 6.17°S | 1,125 m | none |
| Zanzibar | 6.16°S | 14 m | none |
| Arusha | 3.37°S | 1,415 m | none |
The same sun that makes vitamin D also burns. UV index and sunburn times in Tanzania →