Ion 10 Vol. Developer
Yes. Yes, Ion 10 Vol. Developer 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, Ion 10 Vol. Developer 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
Water, Hydrogen Peroxide, Cetearyl Alcohol, Ceteareth-20, Fragrance, PEG-40 Hydrogenated Castor Oil, Cetrimonium Chloride, Ethoxydiglycol, Disodium Pyrophosphate, Methylparaben, Oxyquinoline Sulfate, Dimethicone, Phosphoric Acid, Glyceryl Stearate, Polysorbate 60, Cellulose Gum, Glycerin, Sorbitan Laurate, Silica, Benzoic Acid, Triticum Vulgare Gluten.
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 5033102916523.