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A member asked:
Is vitamin d already present inside the body or do we just generate it by staying in the sunlight and eating vitamin d foods?
A doctor has provided 1 answer
Produced by sunligh: It is produced by exposure to sun light, but some foods are fortified like milk.There are small quantities of vit d in salmon, mackerel, mushrooms, cod liver oil, tuna canned in water, sardines canned in oil, egg yolk, milk or yogurt, cheese and beef or calf liver.
Answered 10/28/2013
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