缺维生素A:指甲出现深刻明显的白线,头发枯干,皮肤粗糙,记忆力减退,心情烦躁及失眠。缺维生素B1:对音响有过敏性反应,小腿有间歇性的酸痛。缺维生素B2:嘴角破裂溃烂,出现各种皮肤性疾病,手脚有灼热感觉。对光有过度敏感的反应。缺维生素B3:舌头红肿、口臭、口腔溃疡、情绪低落 Vitamin A deficiency: Nails appear obvious white lines, dry hair, rough skin, memory loss, mood irritability and insomnia. Vitamin B1 deficiency: allergic to the sound response, intermittent calf pain. Vitamin B2 deficiency: mouth rupture ulceration, a variety of skin diseases, hands and feet have a burning sensation. Over-sensitive to light reaction. Vitamin B3 deficiency: tongue swelling, bad breath, mouth ulcers, depression