血燥失养证(syndrome/pattern of malnutrition due to blood dryness),中医证候名,属血燥证类,因津亏血虚化燥,肌肤或爪甲等失于润养所致。临床以头皮或肌肤干燥多屑,皮肤瘙痒,脱屑灰白,头发干枯,易于脱落,或爪甲增厚、反翘、枯而无泽,面色不华,唇舌、爪甲色淡,舌苔少而干,脉细无力等为特征的证候。[1]