Sorbitan lsostearate

SOR

9/10

Concern level

High concern

Sorbitan isostearate is a nonionic sorbitan ester used mainly as an emulsifier and dispersant. It helps oil and water phases stay mixed, improves product stability and texture, and can aid pigment or mineral dispersion in creams, sunscreens, and makeup.

Pore-clogging

Low

Pregnancy

Safe

Regulatory

No data

Benefits

Moisturizing

Chemical Properties

Molecular Weight

426.62 g/mol

Typical Concentration

0.50% - 10.00%

CAS Number: 71902-01-7

Skin Type Compatibility

dry skin8/10

oily skin7/10

sensitive skin8/10

acne prone7/10

mature skin8/10

normal skin9/10

Interactions

incompatible with: No meaningful direct interactions are known, Performance depends on the overall emulsifier system and oil phase composition

Risks & Warnings

Low inherent risk and generally well tolerated. Possible minor concerns are rare irritation or formula heaviness in very oily or highly acne-prone skin when used in rich, emollient-heavy products.

Vegan Cruelty-Free