Normal values for vitamin D labs should be above 30ng/ml. The normal value of vitamin D test is more than 30ng/ml. If the value of vitamin D in the body is 20~30ng/ml, then it belongs to vitamin D insufficiency, if it is less than 20ng/ml, then it belongs to vitamin D deficiency, if the vitamin D in the body is less than 10ng/ml, then it belongs to severe vitamin D deficiency. Vitamin D can promote the absorption of phosphorus and calcium, if people’s body lack of vitamin D, it may cause rickets, osteomalacia, osteoporosis and other symptoms, but also may affect the regulation of human immunity. If people’s vitamin D test value is not above 30ng/ml may cause other diseases, therefore, vitamin D abnormalities, it is recommended that patients go to the hospital in a timely manner to avoid delays in the condition, under the guidance of the doctor to use drugs to regulate.