Home / EncyclopediaProducts / Sodium Lauroyl Methyl Isethionate
Other

Sodium Lauroyl Methyl Isethionate

Very mild anionic surfactant from the isethionate group. It provides a creamy foam, is well tolerated in daily cleansing, and is often used as a sulfate-free alternative.

sulfate-freeisethionatecreamy foammild cleansing
✓ Safe
Comedogenic Rating
0/5
Irritation Potential
0/5

What is it?

Sodium Lauroyl Methyl Isethionate (SLMI) - sodium salt of lauroyl methyl isethionate. It is an anionic surfactant without a sulfate group, known for its mild cleansing, creamy foam, and good skin compatibility. INCI: Sodium Lauroyl Methyl Isethionate.

Used in cleansing gels, shampoos, cleansing foams, solid syndet bars, baby and sulfate-free formulas.

Key Benefits

✦
Mild cleansing without sulfates
Well suited for daily cleansing when effectiveness is needed without harsh degreasing.
◈
Creamy, pleasant foam
Forms a denser and softer foam than many classic surfactants, so it is often used in premium cleansers.
✧
Suitable for syndet and liquid formulas
Can work in both solid cleansing bars and in gels, shampoos, and foams.

Suitable for

sensitive skindaily cleansingsulfate-free shampoos and foams

Main Actions

✓ mild cleansing✓ creamy foam✓ sulfate-free surfactant
SLMI vs SCI

Sodium Lauroyl Methyl Isethionate and Sodium Cocoyl Isethionate belong to mild isethionate surfactants. SCI is more often associated with syndet bars, while SLMI is convenient in liquid systems.

Frequently Asked Questions

What does Sodium Lauroyl Methyl Isethionate do for skin?
Used in cleansing gels, shampoos, cleansing foams, solid syndet bars, baby and sulfate-free formulas.
Who should use Sodium Lauroyl Methyl Isethionate?
Sodium Lauroyl Methyl Isethionate is suitable for: sensitive skin, daily cleansing, sulfate-free shampoos and foams.
Are there any warnings about Sodium Lauroyl Methyl Isethionate?
Sodium Lauroyl Methyl Isethionate and Sodium Cocoyl Isethionate belong to mild isethionate surfactants. SCI is more often associated with syndet bars, while SLMI is convenient in liquid systems.

Check if this ingredient works for your skin — analyze your full product formula for free.

Analyze your product