Skincare Ingredient
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Polysorbate 80
In Skincare: Is Polysorbate 80 Safe? Comedogenic Rating & Side Effects
Safety Information
Quick Insights
At a glance
- 01
Polysorbate 80 is a surfactant derived from fatty acids, primarily oleic acid.
- 02
In skincare formulations, polysorbate 80 functions as an emulsifier or solubilizer.
- 03
Polysorbate 80 can improve the aesthetic feel of cosmetic products.
- 04
This ingredient may enhance the absorption of other active ingredients into the skin.
- 05
Polysorbate 80 is considered safe for use in cosmetics.
Overview
Ingredient Profile
Data & Research
Scientific Facts
Common Uses
Formulation in Polysorbate 80
Role of Polysorbate 80
Active Cosmetic Mechanisms
DENATURANT
Alcohol Treatment AgentMakes alcohol undrinkable in cosmetic products
SCIENTIFIC ANALYSIS
// Evidence: Denaturants are added to ethanol to render it unfit for consumption while maintaining cosmetic functionality. Common denaturants include denatonium benzoate (extremely bitter), diethyl phthalate, and tert-butyl alcohol. This allows manufacturers to use tax-free specially denatured alcohol. Denaturants must meet specific regulatory formulations with precise ratios.
SURFACTANT - CLEANSING
Cleansing SurfactantRemoves dirt and oil through surfactant action
SCIENTIFIC ANALYSIS
// Evidence: Cleansing surfactants specifically formulated for removing sebum, dirt, and impurities. Primarily anionic (sodium laureth sulfate, sodium cocoyl isethionate) and amphoteric surfactants (betaines). Mechanism involves reducing surface tension enabling water to wet oily surfaces, solubilizing lipophilic materials in micelles, and emulsifying oils for rinse-off. Cleansing efficacy balanced with mildness by surfactant selection, concentration, and pH optimization. Must avoid excessive lipid removal that compromises barrier function.
SURFACTANT - EMULSIFYING
Emulsifying SurfactantBlends oil and water phases into stable mixtures
SCIENTIFIC ANALYSIS
// Evidence: Emulsifying surfactants enable creation of stable oil-in-water or water-in-oil emulsions by positioning at oil-water interface, reducing interfacial tension. HLB (hydrophilic-lipophilic balance) determines emulsion type: HLB 3-6 for W/O, HLB 8-18 for O/W emulsions. Examples include polysorbate 80, ceteareth-20, glyceryl stearate. Mechanism involves forming interfacial film preventing droplet coalescence. Often used in combinations with co-emulsifiers (fatty alcohols) creating lamellar structures for enhanced stability.
Products
containing Polysorbate 80
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References
Scientific sources
U.S. Food & Drug Administration, Code of Federal Regulations, April 2020, ePublication
Cosmetic Ingredient Review, July 2015, pages 1-48
Journal of Chromatographic Science, August 2012, pages 598–607
Tropical Journal of Pharmaceutical Research, July 2011, pages 281-288
Similar Ingredients
Ingredients with similar chemical profiles and skincare properties.
Frequently Asked Questions
Polysorbate 80 — common questions
What is Polysorbate 80 in skincare?
Polysorbates 80, 20, and other related ingredients (Polysorbate 60, 61, 65, 81, and 85) are nonionic surfactants. They are created by reacting sorbitol with ethylene oxide, followed by a reaction with fatty acids derived from vegetable oils and fats like lauric, palmitic, stearic, and oleic acid. The number in the Polysorbate name indicates the average number of ethylene oxide molecules added per mole of sorbitol.
What does Polysorbate 80 do? / Functions of Polysorbate 80?
Common functions: DENATURANT, SURFACTANT - CLEANSING, SURFACTANT - EMULSIFYING.
What is the comedogenic rating of Polysorbate 80? / Is Polysorbate 80 comedogenic?
Polysorbate 80 has a comedogenic rating of 1 out of 5. A rating of 1 means it is unlikely to clog pores.
Does it clog pores?
Polysorbate 80 is unlikely to clog pores (rating 1/5).
Is Polysorbate 80 safe for skin?
Polysorbate 80 has a safety rating of 2 out of 5. A rating of 2 means it is generally considered safe for most skin types. Note: May cause mild irritation or rare allergy in sensitive skin, especially at higher concentrations or on compromised skin. The Cosmetic Ingredient Review (CIR) Expert Panel has evaluated Polysorbate 80
Is Polysorbate 80 good for sensitive skin?
Polysorbate 80 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 Polysorbate 80 in skincare?
Known considerations: May cause mild irritation or rare allergy in sensitive skin, especially at higher concentrations or on compromised skin. The Cosmetic Ingredient Review (CIR) Expert Panel has evaluated Polysorbate 80 and concluded it is safe for use in cosmetics as a surfactant and solubilizer.