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SODIUM LAURYL SULFATE

Safe13 products
CAS
151-21-3
PubChem CID
3423265
Molecular Formula
C12H25NaO4S
Molecular Weight
288.3800 g/mol

Sodium dodecyl sulphate

What does it do?

Increases foam formation and acts as a cleansing agent in the product.

Details

Sodium dodecyl sulphate

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Ingredient guide

SLS on the Label: The Molecule That Makes Foam and Sparks Debate

The foam in your shampoo, the foam in your toothpaste. On the label you see a long name: Sodium Lauryl Sulfate, or SLS for short. It's a staple of cleansing products, but with a chemical-sounding name, it's natural to wonder: What is it, what does it do, and is it harmful?

Read the full guide →

Function & Use

Surfactant

Emulsifying

Cleansing

Foaming

Denaturant

The verdict isn’t ours: below is what ToxValDB (EPA Toxicity Value Database), EPA ToxCast (high-throughput in vitro screening) said, verbatim.

What The Sources Say

ToxValDB (EPA Toxicity Value Database)12
Hazard claimView source →

EPA ToxValDB skin/eye data - endpoint: Skin Irritation, classification: Skin irritation - category 2. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.

Hazard claimView source →

EPA ToxValDB skin/eye data - endpoint: Eye Irritation, classification: Serious eye damage/eye irritation - Category 2A. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.

Hazard claimView source →

EPA ToxValDB skin/eye data - endpoint: Eye Irritation, classification: Category 1. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.

Hazard claimView source →

EPA ToxValDB skin/eye data - endpoint: Skin Sensitization, classification: Not classified. Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.

Hazard claimView source →

EPA ToxValDB skin/eye data - endpoint: Eye Irritation, classification: Category 6.4A (Category 2A). Caveat: this is an aggregated record; dose, species and route of exposure must be considered together.

+7 more records.

EPA ToxCast (high-throughput in vitro screening)1
Safety assessmentView source →

EPA ToxCast ER model: NO estrogen receptor activity found (AUC agonist=0, antagonist=0). Tested in 18 in vitro assays. Caveat: this is an in vitro screening model with no dose or exposure context; it does NOT mean an effect occurs in humans at cosmetic use levels.

Products Containing This Ingredient