... free of formaldehyde that infuses dark, coarse, frizzy, curly hair with keratin protein to loosen, smooth and detangle curls ... , stat applying the solution from scalp to hair ends. Comb through hair with a fine tooth resistant comb, insuring ... hair. After 3 days, Wash hair only with KERATIN SMOOTHING DAILY SHAMPOO and CONDITIONER. Luxliss Professional Brazilian Keratin Hair Treatment for wholesale