... Suggestions for 19 mg daily calorie intake. Nick acid----deficiency1, lack of nicotinic acid will cause hypoglycemia, duodenal ulcer, blood abnormal ... barriers;3, a lack of nicotinic acid rough skin disease easily;4, lack of nicotinic acid may cause mental stimulated or ... dizzy, easy to produce the paranoia;5, lack of nicotinic acid can make anorexia, growth is slow, weak, indigestion ...