Yes. Yes, Secret Curl Hero Hair & Scalp Fortifying 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, Secret Curl Hero Hair & Scalp Fortifying 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
Aqua, Niacinamide, Isomalt, Glycerin, Propandiol, Polyglyceryl-4 Caprate, Pentylene Glycol, Panthenol, Coco-caprylate/Caprate, Butylene Glycol, Citrate, Ammonium Glycyrrhizate, Alcohol, Sodium Hyaluronate, Parfum, Sodium Benzoate, Potassium Sorbate, Citric Acid, Calcium Gluconate, Sodium Phytate, Gluconolactone, Litchi Chinensis Fruit Extract, Cocos Nucifera Fruit Extract, Melilotus Officinalis Extract, Tilia Cordata Flower Extract, Malva Sylvestris Flower Extract, Tropaeolum Majus Flower/Leaf/Stem Extract, Tilia Platyphyllos Flower Extract, Tropaeolum Majus Flower Extract, Vanillin.
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 3760378511511.