Yes. Yes, Thalgo Source marine 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, Thalgo Source marine 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
Ngredients : Aqua (Water), Glycerin, Olus Oil (Vegetable Oil), Behenyl Alcohol, Lauroyl Lysine, Sodium Polyacrylate, Squalane.yeast Extract Hydrolzedola Tricolor Extract, Hydrogenated Vegetable Oil, Phenoxyethanol, Hydrolyzed Beta-glucan, Polyisobutene, Ethylhexvighvcerin, Sorbitol, Polysorbate 60, Sodium Phytate, Sorbitan Isostearate, Lecithin, Xanthan Cum, Capnyl Glycol, Polysorbate 20, Potassium Sorbate, Sodium Benzoate, Glyceryl Caprylate, Phenylpropanol, Alcoholusodium Hydroxide, Citric Acid, CI 77491 (Iron Oxides), Limonene, Linalool, Hexyl Cinnamal, Citrone Lol Ceranicl! Atltert Acop Parfum (Fragrance) Copolymer.
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 23 Sept 2026. Barcode 3525801652939.