Sodium Methyl Cocoyl Isethionate

Common Name: Iselux, SMCI

Class: Surfactant

Functions: Surfactant, Mild Cleanser, Foaming Agent

Typical Usage Rate: 5-25%

Phase: Water Phase

Solubility: water

Used in: BubbleMath (surfactant calculator)

Notes: ~55% active; methyl-modified isethionate; similar mildness to SCI but much easier to formulate (solid form, lower melt point); excellent foam; pH 5–9 stable; thickens with betaine and salt (unlike SCI); good for both solid and liquid cleansers.

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