Signal Dentifrice Anti-Tartre
No. No, Signal Dentifrice Anti-Tartre 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 Anti-Tartre 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, Hydrogenated Starch Hydrolysate, Hydrated Silica, PEG-32, Tetrapotassium Pyrophosphate, Kaolin, Tetrasodium Pyrophosphate, Sodium Lauryl Sulfate, Aroma, Cellulose Gum, Benzyl Alcohol, Sodium Fluoride, Sodium Saccharin, Limonene.
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 8712561122924.