Vitamin D from sunlight in Indonesia
How long you need in the sun to make vitamin D, and when the sun is too low to make any at all, for 8 cities in Indonesia.
| City | Latitude | Elevation | Vitamin D winter |
|---|---|---|---|
| Jakarta | 6.21°S | 16 m | none |
| Surabaya | 7.25°S | 8 m | none |
| Bekasi | 6.23°S | 18 m | none |
| Bandung | 6.92°S | 714 m | none |
| Medan | 3.58°N | 26 m | none |
| Depok | 6.40°S | 92 m | none |
| Tangerang | 6.18°S | 18 m | none |
| Palembang | 2.92°S | 5 m | none |
The same sun that makes vitamin D also burns. UV index and sunburn times in Indonesia →