Signal Dentifrice Système Blancheur Original 1 Semaine
No. No, Signal Dentifrice Système Blancheur Original 1 Semaine is not sulfate-free.
It lists Sodium Lauryl Sulfate.
- Sodium Lauryl Sulfate
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.
No, Signal Dentifrice Système Blancheur Original 1 Semaine is not sulfate-free. It lists Sodium Lauryl Sulfate.
This is not a safety warning. It is a label fact, useful if you avoid this group on purpose.
Full ingredient list
Aqua, Calcium Carbonate, Hydrated Silica, Hydrogenated Starch Hydrolysate, Sodium Lauryl Sulfate, Sodium Monofluorophosphate, Aroma, Potassium Citrate, Cellulose Gum, Benzyl Alcohol, Trisodium Phosphate, Sodium Saccharin.
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.
Sulfate-free toothpastes instead
Data: Open Beauty Facts, community database, ODbL license. Last checked 26 Aug 2026. Barcode 8720181419683.