яд).
1. Vitamin D is very effective to help with the problems of teeth. _
2. According to new research, you have less risk to fall ill if you get vitamin D. _
3. Scientists get vitamin D from sunlight in laboratories. _
4. The sun’s ultraviolet rays contain vitamin D. _
5. Too much sunlight is dangerous for people’s health. _
6. Fresh meat is the main source of vitamin D in food. _
7. Wild salmon is four times richer in vitamin D than farmed salmon. _
8. Low level of vitamin D may result in brain diseases.
9. Students taking vitamin D are better at school studies. _
10. The more vitamin D you get the healthier you are. ___