... Furthermore, Zhangguang 101B Formula could also remove dandruff, grease and control scalp itchiness effectively. Using Zhangguang 101B Formula together ... to use. Very suitable for students, office works. USAGE AND DOSAGE:Twice a day, apply 5ml-10ml onto scalp ... Zhangguang 101 products, moderate reduction in alcohol, tobacco, and peppers and other spicy food intake, maintain adequate sleep, wash hair ...