Skincare Ingredient
Save ingredients to your skin profile and we'll use them when you look up products — instantly flagging what's reactive, neutral, or works well for your skin.
Propylparaben
In Skincare: Is Propylparaben Safe? Comedogenic Rating & Side Effects
Safety Information
Overview
Ingredient Profile
Role of Propylparaben
Active Cosmetic Mechanisms
PERFUMING
Fragrance ProviderProvides fragrance to enhance product appeal
SCIENTIFIC ANALYSIS
// Evidence: Perfuming ingredients add pleasant scents through complex mixtures of natural essential oils, aroma chemicals, and synthetic compounds. These volatile molecules evaporate and interact with olfactory receptors. Perfume construction uses top notes (citrus, herbs - high volatility), middle notes (floral, spice - moderate volatility), and base notes (woods, musks - low volatility) creating evolving scent profile. Must consider stability, allergen declaration, and IFRA compliance.
PRESERVATIVE
Product ProtectorPrevents microbial contamination and extends shelf life
SCIENTIFIC ANALYSIS
// Evidence: Preservatives inhibit microbial growth through various mechanisms: disrupting cell membranes (phenoxyethanol, parabens), releasing formaldehyde (DMDM hydantoin), chelating essential nutrients, or creating unfavorable pH. Broad-spectrum preservatives target bacteria, yeast, and mold. Efficacy depends on concentration, pH, formulation type, and microbial challenge. Must pass preservative efficacy testing (PET/challenge testing) meeting USP, EP, or JP standards.
Products
containing Propylparaben
One-step login · Made for your skin
Want analysis that actually fits your skin?
Sign in once — we'll remember your skin type and make every analysis more relevant for you. for free!
Joined by people who care about their skin
References
Scientific sources
Journal of Exposure Science and Environmental Epidemiology, May 2017, 320-325
Annual Review of Food Science Technology, February 2017, pages 371-390
Journal of Applied Toxicology, April 2017, ePublication
Environmental Science and Technology, April 2017, page 4009-4017
Dermatitis, November-December 2015, pages 254-259
Toxicology Letters, December 2013, pages 295-305
Skin Therapy Letter, July-August 2013, pages 5-7
Journal of Agricultural Food Chemistry, June 2008, pages 4631-4636
International Journal of Toxicology, April 2008, pages 1-82
Similar Ingredients
Ingredients with similar chemical profiles and skincare properties.
Frequently Asked Questions
Propylparaben — common questions
What is Propylparaben in skincare?
Propylparaben is a skincare ingredient commonly used in cosmetic formulations.
What does Propylparaben do? / Functions of Propylparaben?
Common functions: PERFUMING, PRESERVATIVE.
What is the comedogenic rating of Propylparaben? / Is Propylparaben comedogenic?
The comedogenic rating of Propylparaben has not been established in our database.
Does it clog pores?
Whether Propylparaben clogs pores depends on the formulation and concentration.
Is Propylparaben safe for skin?
Propylparaben has a safety rating of 2 out of 5. A rating of 2 means it is generally considered safe for most skin types. Note: Some studies suggest potential endocrine-disrupting activity in animal models, though human evidence remains limited; the Cosmetic Ingredient Review (CIR) Expert Panel has determined that propylparabe
Is Propylparaben good for sensitive skin?
Propylparaben has an irritancy rating of 2 out of 5. A rating of 2 means it is generally well-tolerated.
What are the side effects of Propylparaben in skincare?
Known considerations: Some studies suggest potential endocrine-disrupting activity in animal models, though human evidence remains limited; the Cosmetic Ingredient Review (CIR) Expert Panel has determined that propylparaben is safe for use in cosmetics at current concentrations. The Environmental Working Group (EWG) assigns it a moderate health concern rating due to ongoing debate over its hormonal effects.