Vp/Dimethylaminoethylmethacrylate Copolymer

What is Vp/Dimethylaminoethylmethacrylate Copolymer?

VP/Dimethylaminoethylmethacrylate Copolymer is a synthetic polymer derived from vinylpyrrolidone and dimethylaminoethylmethacrylate monomers. This water-soluble, cationic material is commonly incorporated into hair care formulations like sprays, gels, and mousses, as well as makeup and sunscreens. It works by depositing a flexible, adherent layer on hair shafts or skin surfaces upon drying, which locks in styles, boosts resistance to humidity and water, and prevents pigment settling. In product development, it increases viscosity to evenly distribute particles and improves overall cohesion, ensuring smooth application and extended wear without stiffness.

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

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Binder
Helps hold solid ingredients together to form cohesive tablets, compacts, or sticks, improving pressability, integrity, and wear of the finished product.
Film former
Creates a continuous film on skin or hair to improve wear, water resistance, transfer resistance, shine, or hold in sunscreens, makeup, and styling products.
Hair fixative
Provides style hold by forming a film on hair, helping maintain shape, reduce frizz, and improve durability in sprays, gels, and mousses.
Suspending agent
Keeps insoluble particles (pigments, beads, actives) evenly dispersed by increasing viscosity or forming a network, preventing settling and separation.
Binding
Provides cohesion by helping ingredients stick together, improving the strength and integrity of pressed powders, tablets, or solid bars.
Hair fixing
Improves style retention by depositing film-forming polymers that hold hair in place while balancing stiffness, flexibility, and humidity resistance.

Benefits

Delivers durable style hold for hair by creating a humidity-resistant film.

Enhances product texture and prevents ingredient separation through suspending action.

Supports long-wear makeup and sunscreens with transfer-resistant properties.

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 styling hair in humid environments for reliable hold.
Those with known allergies to acrylate polymers.
Users of sprays and gels seeking frizz control and shape retention.
Individuals preferring silicone- and synthetic-free formulations.
People applying water-resistant makeup or sunscreens for all-day performance.
People experiencing sensitivity to hair styling product residues.

Safety Notes

  • Considered low hazard in cosmetic concentrations by safety assessments.
  • Non-comedogenic, unlikely to clog pores in rinse-off or low-use products.

Frequently Asked Questions about Vp/Dimethylaminoethylmethacrylate Copolymer

What products contain this ingredient?

Commonly found in hair sprays, gels, mousses, and water-resistant makeup or sunscreens.

Is it safe for daily use?

Assessed as safe at typical cosmetic levels with low irritation potential.

Does it affect hair health?

Provides temporary hold without permanent alteration, removable by washing.