Diadent Zahngel Aktivkohle
Yes. Yes, Diadent Zahngel Aktivkohle 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, Diadent Zahngel Aktivkohle is sulfate-free. No sulfate cleansers in the list. Mineral salts like Magnesium Sulfate do not count.
Sodium C14-16 Olefin Sulfonate is a sulfonate, a close cousin of sulfates that is chemically not a sulfate. Some people who avoid sulfates avoid it too.
This is not a safety warning. It is a label fact, useful if you avoid this group on purpose.
Full ingredient list
Aqua, Sorbitol, Hydrated Silica, Tetrapotassium Pyrophosphate, Pentasodium Triphosphate, Propylene Glycol, Sodium C14-16 Olefin Sulfonate, Charcoal Powder, Zinc Chloride, Cellulose Gum, Sodium Saccharin, Sodium Fluoride, Aroma, Limonene, Eugenol.
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 4311596696932.