Question: do nioxin products contain sulfates?
Answer: No, Nioxin shampoos are not sulfate free. ... The only “shampoo” by Nioxin that does not contain sulfates is their Instant Fullness Dry Shampoo. If you're looking for a good hair loss shampoo with natural ingredients, try Pura D'or. They have very good shampoos and conditioners made with natural ingredients.