Polysorbate 40

Polysorbate 40 is a nonionic surfactant and emulsifier often used in food and cosmetics industries. It is produced by the ethoxylation of sorbitan before the addition of lauric acid.

Chemical Structure

Polysorbate 40 is a yellowish, viscous, oily liquid with a sweet taste. It is a mixture of partial esters of sorbitol and its anhydrides with the fatty acids of lauric acid and its ethoxylates.

Uses

Polysorbate 40 is used as an emulsifier in a variety of foods and beverages, including ice cream, milk, and vinegar. It is also used in cosmetics as a solubilizer and emulsifier, and it is an ingredient in several vaccines.

Safety

Polysorbate 40 is generally recognized as safe (GRAS) by the FDA. However, it can cause skin irritation in some individuals, and it may have potential health risks if consumed in large amounts.

See Also

• Polysorbate 20
• Polysorbate 60
• Polysorbate 80