Palmamidopropyl Trimonium Methosulfate

What is Palmamidopropyl Trimonium Methosulfate?

Palmamidopropyl Trimonium Methosulfate is a quaternary ammonium methosulfate derived from palm fatty acid amides. This cationic surfactant features a long-chain palmityl amide propyl group linked to a trimethylammonium cation, giving it a positive charge. It is primarily used in hair care cosmetics, such as conditioners, shampoos, and detanglers, within the rinse-off product category. In formulations, it adheres to the negatively charged hair keratin, creating a thin conditioning layer. This action lubricates the hair shaft, seals the cuticle, diminishes surface friction between strands, controls flyaway static, and improves slip for easier combing. Its biodegradable nature and origin from renewable palm sources distinguish it among conditioning quats, supporting lightweight, non-greasy texture in products.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1 View on EWG →

Benefits

Enhances hair detangling and comb-through ease

Promotes smoother texture and reduced friction

Helps control static electricity and frizz

Who It's For

A quick guide for who this ingredient may suit (and who should be cautious).

Who May Benefit Who Should Avoid
Individuals with dry or coarse hair
Those with allergies to palm-derived ingredients
People experiencing frizz or flyaways
People sensitive to quaternary ammonium compounds
Users of daily rinse-off hair conditioners
Individuals seeking completely quat-free formulations

Safety Notes

  • Considered low hazard in cosmetic concentrations
  • Non-comedogenic with minimal pore-clogging risk

Frequently Asked Questions about Palmamidopropyl Trimonium Methosulfate

What does it do in hair products?

It conditions by binding to hair, smoothing cuticles, and reducing static for better manageability.

Is it safe for regular use?

Rated low hazard and suitable for rinse-off cosmetics at typical levels.

Does it clog pores?

Has zero comedogenic rating, unlikely to contribute to breakouts.