Yes! we need sun for vitamin D but within a certain level of exposure. Most people can fulfill their vitamin D requirements of 600 IU or 15mcg per day with normal daily outdoor activities amounting to 5-30 minutes twice per week.
Equally, a healthy vitamin D rich diet of fish, milk, dairy, liver, eggs and vitamin D supplementation provides daily requirements.
Prolonged sun exposure gives no extra production of necessary vitamin D, and it exposes the skin to the harmful effects of ultraviolet radiation which includes the development of skin cancers and photodamage.
So whether your skin color is black or white, see reasons why you should always wear sunscreen
1. The ozone layer is depleting and your body needs shielding from harmful rays.
2. Skin cancer rates are on the rise and sunscreen has been proven to decrease the development of skin cancer.
3. It helps to prevent facial brown spots and skin discolorations.
4. It also helps to reduce the appearance of facial red veins and blotchiness.
5. It slows down the development of wrinkles, prematurely aging skin.