Beauty ingredient · Surfactant
Sodium lauryl sulfate (SLS)
- CAS
- 151-21-3
A strong foaming cleanser used in shampoos, body washes and toothpaste; it can irritate skin and eyes.
- Sulfate surfactant
- Expert review pending
Concern level
Strong evidence of harm at high intake, emerging evidence of harm, or a common allergen or irritant. The concern level sets how many points sodium lauryl sulfate (SLS) costs on a product’s receipt.
What the evidence says
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Skin or eye irritantStrong evidence
An effective surfactant that is safe in rinse-off use but can irritate skin and eyes, especially at higher concentrations or with long contact. [1]
Evidence tiers say how sure the evidence is, separately from how much it matters. About evidence tiers.
Popular products that list sodium lauryl sulfate (SLS)
5 of the 17,000 most-scanned products in the US with a GoodSwap page list sodium lauryl sulfate (SLS).
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Crema Manos S'nonas · 150 mL Score 72 out of 100 Good -
Angel Food Cake Mix Betty Crocker · 16 oz Score 20 out of 100 Poor -
Advanced Repair Hand Cream Eucerin Score 94 out of 100 Excellent - Kid's Natural Fluoride-Free Toothpaste Tom's of Maine Score 90 out of 100 Excellent
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Angel cake mix Duncan Hines · 16 oz Score 25 out of 100 Poor
Names GoodSwap recognizes on labels (9)
- sls
- sodium coco sulfate
- sodium coco sulphate
- sodium lauryl sulfate
- sodium dodecyl sulfate
- sodium lauryl sulphate
- sodium cetearyl sulfate
- sodium dodecyl sulphate
- sodium lauryl sulfate sls