Signal Dentifrice Bio Protection Naturelle
No. No, Signal Dentifrice Bio Protection Naturelle 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 Bio Protection Naturelle 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, Glycerin, Xylitol, Zinc Citrate, Xanthan Gum, Sodium Lauryl Sulfate, Mentha Piperita Oil, Sodium Fluoride, Aloe Barbadensis Leaf Exract, Punica Granatum Fruit Extract, Urtica Dioica Extract, Salvia Officinalis Leaf Extract, Mentha Piperita Leaf Extract, Ingrédients Issus De L'agriculture Biologique.
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 8710522511398.