TRESemme Keratin Smooth Serum
Yes. Yes, TRESemme Keratin Smooth Serum is sulfate-free.
No sulfate cleansers in the list. Mineral salts like Magnesium Sulfate do not count.
Why
Sulfates are foaming cleansers such as Sodium Lauryl Sulfate and Sodium Laureth Sulfate. Mineral salts like Magnesium Sulfate are not cleansers and do not count.
Yes, TRESemme Keratin Smooth Serum is sulfate-free. No sulfate cleansers in the list. Mineral salts like Magnesium Sulfate do not count.
This is not a safety warning. It is a label fact, useful if you avoid this group on purpose.
Full ingredient list
Cyclopentasiloxane, Mineral Oil, Dimethiconol, Phenyl Trimethicone, Amodimethicone, Hydrolysed Keratin, Cocos Nucifera (Coconut) Oil (Coconut Oil), Argania Spinosa Kernel Oil (Argan Oil), Prunus Amygdalus Dulcis (Sweet Almond) Oil (Sweet Almond Oil), Helianthus Annuus (Sunflower) Seed Oil (Sunflower Seed Oil), Ethylhexyl Methoxycinnamate, Fragrance.
Highlighted names triggered a “No” on one of the six checks. Underlined names open the ingredient dictionary. Source list as recorded on Open Beauty Facts.
Data: Open Beauty Facts, community database, ODbL license. Last checked 26 Aug 2026. Barcode 9300830080540.