Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
Although if a shampoo is sulfate-free, odds are there is some kind of surfactant—like lauryl glucoside—in there that’s cleansing the hair of dirt and oil.
Source: https://www.forbes.com/sites/forbes-personal-shopper/article/best-shampoos-for-color-treated-hair/