Spring Valley L Theanine
No. No, Spring Valley L Theanine is not sulfate-free.
It lists Sodium Lauryl Sulfate.
- Sodium Lauryl Sulfate
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.
No, Spring Valley L Theanine is not sulfate-free. It lists Sodium Lauryl Sulfate.
This is not a safety warning. It is a label fact, useful if you avoid this group on purpose.
Full ingredient list
Dicalcium Phosphate, L-theanine, Gelatin, Silicon Dioxide, Persans It Should Cosit This Produc Consut Y Acetic Acid, Sodium Lauryl Sulfate.
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.
Sulfate-free products instead
Data: Open Beauty Facts, community database, ODbL license. Last checked 26 Aug 2026. Barcode 0681131110150.