conditioner

BTMS

INCI: Behentrimonium methosulfate (and) cetyl alcohol (and) 1,3-butylene glycol

What is it?

BTMS is behentrimonium methosulfate, a quaternary ammonium salt derived from behenic acid (a long-chain fatty acid from plant oil), sold as a conditioning emulsifier blend. It's typically used in formulations as a conditioning emulsifier for rich hair conditioners and creams.

How is it used?

Add to the oil phase and heat to at least 80°C (176°F) to fully melt and incorporate before combining with the heated water phase.

Forms

Available forms and grades affect how this ingredient behaves and how it should be selected for a formula.

Appearance

Color, texture, and physical characteristics can vary between suppliers and product grades.

Usage rate

Recommended incorporation levels depend on product type, supplier guidance, and the intended result.

Why we use it

Formulators choose this ingredient for specific performance, sensory, and stability benefits.

Strengths and limitations

Its advantages, compatibility considerations, and practical tradeoffs should be weighed during development.

Alternatives and substitutions

Possible replacements depend on the ingredient's role, desired skin feel, and formulation system.

Storage and shelf life

Appropriate storage conditions help protect quality and performance throughout the ingredient's usable life.

BTMS

What is it?

How is it used?

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