Polysorbate 20 is a nonionic surfactant widely used in cosmetic and personal care formulation development. Also known as Polyoxyethylene (20) Sorbitan Monolaurate, it is valued for its emulsifying and cleansing functions and its ability to help disperse certain oils and fragrance components in aqueous formulations.
In cosmetic formulations, Polysorbate 20 can help improve the compatibility of selected oil-soluble ingredients with water-based systems. It may be considered for products such as facial cleansers, micellar formulations, body-care products, hair-care products, and other personal care preparations, depending on the grade and formulation requirements.
The performance of Polysorbate 20 depends on its quality grade, concentration, ingredient compatibility, processing conditions, and the characteristics of the finished formulation. Formulators should assess clarity, stability, viscosity, fragrance compatibility, and other relevant parameters through laboratory testing.
Swapnroop provides cosmetic ingredient information to support formulation evaluation and procurement planning. Before purchasing Polysorbate 20, confirm the commercial grade, technical specifications, supporting documentation, packaging, and current availability.
Polysorbate 20 is a polyoxyethylene derivative of sorbitan monolaurate. It is commonly described as Polyoxyethylene (20) Sorbitan Monolaurate and is identified by the INCI name Polysorbate 20.
It is a nonionic surfactant, meaning it does not carry a formal electrical charge in the way ionic surfactants do. Its hydrophilic polyoxyethylene groups and lipophilic fatty-acid portion help it interact with both water and selected oily ingredients.
This balance makes Polysorbate 20 useful when evaluating solubilisation, emulsification, and cleansing requirements in suitable cosmetic formulations. It can help incorporate selected fragrances, essential oils, and other compatible oil-soluble components into water-based products. The amount needed and the resulting clarity or stability depend on the ingredients and formulation conditions.
Polysorbate 20 should not be confused with Polysorbate 40, Polysorbate 60, or Polysorbate 80. These ingredients differ in their fatty-acid components and may show different formulation behaviour. Selection should be based on the required performance, grade documentation, and testing.
Molecular formula and molecular weight: Polysorbate 20 is a complex mixture of ethoxylated sorbitan esters rather than a single, perfectly uniform molecular species. Therefore, a single molecular formula or molecular weight should not be treated as universally applicable to all commercial grades. Refer to the relevant technical documentation when a specific analytical or compositional value is required.
These are potential formulation benefits rather than guaranteed outcomes. The finished product must be tested for clarity, stability, performance, and safety.
Polysorbate 20 may be evaluated in suitable facial cleansing products where surfactant performance or incorporation of compatible oily ingredients is required. The finished formulation should be assessed for cleansing performance, appearance, rinsability, and skin compatibility.
Formulators may consider Polysorbate 20 when developing selected water-based products containing compatible oily components. Clarity, solubilisation efficiency, and stability should be evaluated at the intended ingredient ratios.
Polysorbate 20 can help disperse selected fragrances and essential oils in aqueous formulations. Results vary according to the oil composition, fragrance load, water quality, and other ingredients. Testing is required to establish the appropriate ratio.
The ingredient may be evaluated in selected hair-care formulations where solubilisation or surfactant compatibility is needed. Suitability depends on the product type, ingredient system, and required sensory characteristics.
Polysorbate 20 may be considered in certain body-care products containing fragrance or compatible oily components. Formulators should test the finished product for appearance, stability, and intended application performance.
Polysorbate 20 can be included in laboratory screening when comparing nonionic surfactants or investigating oil-in-water compatibility. It should be selected based on documented performance rather than assumed to be interchangeable with other polysorbates.
The suitability of Polysorbate 20 depends on its quality, concentration, intended use, exposure conditions, and the finished formulation. Cosmetic manufacturers should review the supplier's safety data sheet and technical documentation and complete the appropriate safety assessment for the intended product.
For commercialisation, check the current cosmetic ingredient requirements in each target market, including restrictions applicable to the finished product and its claims. Do not assume that an ingredient's listing in a cosmetic ingredient database is, by itself, an approval for every use or concentration.
Swapnroop supports cosmetic ingredient evaluation by providing product information for formulation and procurement discussions.
Confirm the offered grade, technical documentation, current availability, and commercial terms before ordering.
Polysorbate 20 is a nonionic surfactant used in cosmetic formulation development for its emulsifying and cleansing functions and its potential to solubilise compatible oily ingredients. It is identified by the INCI name Polysorbate 20, CAS number 9005-64-5, and CosIng reference 79318.
Cosmetic manufacturers in India should select Polysorbate 20 based on the intended application, required grade, quality specification, ingredient compatibility, and applicable regulations. Formulation trials and finished-product stability testing are important before scaling up production.
Contact Swapnroop to discuss Polysorbate 20 requirements, including intended use, grade, quantity, packaging, and documentation needs. Confirm current availability and commercial details before procurement.
For bulk procurement, specify the intended application, required grade, estimated quantity, packaging preference, and documentation requirements. Before accepting a batch, compare its certificate of analysis against the agreed specification and review the relevant technical and safety documentation.
For new formulations, conduct laboratory trials and appropriate compatibility, stability, and safety testing before moving to pilot or commercial production. Maintain incoming-material checks and batch records to support consistent manufacturing quality.
Polysorbate 20 is a nonionic surfactant also known as Polyoxyethylene (20) Sorbitan Monolaurate. It is used in suitable cosmetic formulations for emulsifying and cleansing functions.
The CAS number is 9005-64-5.
The INCI name is Polysorbate 20.
The CosIng reference is 79318.
It may be used in suitable cleansing, fragrance-solubilising, and emulsifying formulations, depending on the grade and formulation requirements.
It can help disperse selected essential oils in water-based systems. The appropriate ratio depends on the oil, formulation, and required clarity and stability.
Yes. Polysorbate 20 is classified as a nonionic surfactant.
A single molecular weight should not be assumed for every commercial grade because the ingredient is a complex mixture. Use grade-specific technical information where required.
Review the technical data sheet, safety data sheet, batch-specific certificate of analysis, and agreed product specification.
Provide the intended application, required grade, quantity, packaging preference, and documentation requirements. Confirm availability and commercial terms before ordering.
| Parameter | Specification |
|---|---|
| Appearance | Colourless to light-yellow liquid or oily liquid |