血燥失養証(syndrome/pattern of malnutrition due to blood dryness),中醫証候名,屬血燥証類,因津虧血虛化燥,肌膚或爪甲等失於潤養所致。臨床以頭皮或肌膚乾燥多屑,皮膚瘙癢,脫屑灰白,頭髮乾枯,易於脫落,或爪甲增厚、反翹、枯而無澤,面色不華,唇舌、爪甲色淡,舌苔少而干,脈細無力等為特徵的証候。[1]