Daily exercise will assist with the production of vitamin D, but in order to get it more proficiently, your skin will absorb the Sun's rays. Now this can be good, but also be bad. For instance, you could develop skin cancer.
UV rays help body to ACTIVATE vitamin D in process of absorption of calcium
The sunshine rays allows one's body to get vitamin D
Some UV rays are harmful, while other UV rays can actually help your body produce Vitamin D. In some cases, UV rays have even been known to cause connective tissue breakdown or certain types of skin cancer.
UVb makes our body produce vitamin D which helps tooth and bone growth. This can be found in products such as milk, eggs and fish
vitamin d
vitamin D
Ultraviolet rays from the sun help our skin produce vitamin D, which is important for bone health and immune function. UV rays also can help treat certain skin conditions like psoriasis and eczema. Additionally, UV light is used in water purification and sterilization processes.
Vitamin D - All others must be derived from the diet. Right , and wrong at the same time. The body can naturally produce more than 1 vitamin. Using cholesterol and UVB rays from the sun, the body can produce 10,000 IU of vitamin D from 30 mins of optimum sun exposure ( large areas of the skin exposed with NO sunscreen. ) The body can also produce Vitamin B3 (Niacin) using the amino acid Tryptophan. 1 mg of Niacin is produced for every 60 mg of Tryptophan consumed. Recently there has been research into vitamins produced in the gut. Certain beneficial bacteria have been shown to produce B vitamins and vitamin K . This is just off of the top of my head. There are probably more.....
ultraviolet
Sunlight creates vitamin d in the body...
it helps promote healthy skin,protects you from U-V rays(Your less likely to get sunburn), and it helps your body produce collagen's.
Vitamin D. It is made from cholesterol in response to extended exposure to sunlight.
Vitamin D is produced by our body using sunlight. MAinly the fat produces d using UV rays.