SOLAR SYSTEM

Detailed explanation-1: -Vitamin D is the sunshine vitamin that has been produced on this earth for more than 500 million years. During exposure to sunlight 7-dehydrocholesterol in the skin absorbs UV B radiation and is converted to previtamin D3 which in turn isomerizes into vitamin D3.

Detailed explanation-2: -The pigment melanin, which is more prevalent in people with darker skin, reduces your body’s ability to make vitamin D in response to sunlight exposure. Essentially, this means that people who have pale skin produce vitamin D more quickly than people with darker skin.

Detailed explanation-3: -The skin produces more vitamin D when in the sun during the middle of the day, the time it is at its highest point in the sky. When spending prolonged time in the hot sun, wear sunscreen, and stay hydrated. Amount of skin exposed. The more skin a person exposes, the more vitamin D the body will make.

Detailed explanation-4: -Vitamin D synthesis in the skin A whole body exposure to UVB radiation inducing the light pink color of the minimal erythema dose for 15–20 min is able to induce the production of up to 250 g vitamin D (10, 000 IU) [13], [14].