Science
Mechanism of Action
This copolymer primarily functions by creating a thin, continuous film on surfaces like hair or skin. This film helps to maintain style, reduce moisture absorption, and acts as a binding agent for cosmetic ingredients.
Research
Clinical Evidence
High confidenceN/A
Key findings
- 01 Studies show 3-6% concentration provides good hair fixation and satisfactory curl retention.
- 02 No skin irritation or sensitization was observed at 0.86% in human repeated insult patch tests.
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Solubility is influenced by pH, requiring neutralization with aminohydroxy compounds to achieve water and solvent solubility. Avoid lead-soldered containers for extended storage to prevent insolubilization.
Conflicts
- Propane (limited compatibility)
- Butane (limited compatibility)
- Lead-soldered containers
Safety
Safety Profile
The CIR Expert Panel consistently reaffirmed its safety, most recently in December 2023, based on current use concentrations up to 5.2%. No specific SCCS opinion was found.
Your Skin
Skin Compatibility
Our Assessment
Verdict
VA/CROTONATES COPOLYMER is a valuable film-forming agent with established safety and versatility for both hair and skin applications, demonstrating low irritation potential.
Related
Similar Ingredients
Finding similar ingredients…
References
Sources