La Roche-Posay Hyalu B5 serum
Yes. Yes, La Roche-Posay Hyalu B5 serum 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, La Roche-Posay Hyalu B5 serum 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
609905 19 - Ingredients : Aqua / Water, Glycerin, Alcohol Denat, Propylene Glycol, Panthenol Pentylene Glycol, Dimethicone PEG-6 Caprylic/Capric Glycerides, PPG-6-DECYLTETRADECETH-30, Glyceryl Isostearate, Madecassoside, Sodium Hyaluronate, Ammonium Polyacryloyldimethyl Taurate, Disodium EDTA, Hydrolyzed Hyaluronic Acid Caprylyl Glycol Citricacid, Xanthan Gum, Butylene Glycol Tocopherol, Phenoxyethanol, Parfum / Fragrance. (.
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 3337875583657.