Causes of Scaly Skin Patches. Rashes of the skin are the more common reason for skin patches which are scaly. These rashes can result from fungal as well as bacterial infections breeding upon skin. It does become very hard to identify fungal infections as fungi are very perceptible on the skin.
Symptoms of a Lack of Vitamin B12 Include: anemia, nerve damage (burning, tingling, weakness or numbness in hands and feet), difficulty in sensing vibration, unsteadiness and psychological side effects. Depression, confusion and poor memory may be mistaken for early onset of Alzheimerâs disease.
Quick Answer. Avoiding direct sunlight and eating a diet containing insufficient amounts of vitamin D can lead to vitamin D deficiency, according to WebMD. Illnesses that damage the ability of the intestine to absorb vitamin D, such as celiac disease, cystic fibrosis and Crohn's disease, can also lead to vitamin D deficiency. Because fat cells extract vitamin D from the blood, people who are obese often have a vitamin D deficiency.