INAPEX Super &Smooth Shampoo NYK1 Salt and Sulfate-Free, Keratin Super Smooth Shampoo and Conditioner have been carefully created to thoroughly cleanse and fortify hair without stripping Keratin, Colour, or Hair Bonds. These products can be used on ALL hair types, and work essentially to protect the treatments that you pay hundreds of pounds for at the salons. Original Keratin Treatment Formulation, a Life Changing Experience! If your hair remains frizzy most of the time and lacks luster, it falls under the category of normal to dry hair. Dry hair cannot retain moisture which is why it appears dull and lifeless. If you do not care for it over long periods of time, it will experience breakage and damage. The best Shampoo and Conditioner for dry hair would be a product that is able to deliver proper moisture and nourishment to hair. Pair it with a moisturizing conditioner and add the duo to your daily hair care routine. Take Super Smooth Hair Moisturizing Shampoo and Conditioner, for example. The duo contains no harmful chemicals and delivers adequate moisture to your hair.