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Questions and Answers
What is the composition of marine lecithins which makes them natural emulsifiers for cosmetics?
What is the composition of marine lecithins which makes them natural emulsifiers for cosmetics?
- Mixture of amino acids and peptides
- Mixture of phospholipids comprising predominantly long-chain and highly unsaturated fatty acids esterified on the glycerol backbone (correct)
- Simple alcohols and fatty acids
- Polysaccharides and glycoproteins
What are the major functions of surfactants and emulsifiers in cosmetics and cosmeceuticals?
What are the major functions of surfactants and emulsifiers in cosmetics and cosmeceuticals?
- Enhancing fragrance, color, and texture of the products
- Providing UV protection
- Emulsification, foaming, wetting, dispersion, and solubilization of hydrophobic compounds (correct)
- Increasing the shelf life of the products
Which marine component is a major source for thickeners, stabilizers, and gelling agents in cosmetics and pharmaceuticals?
Which marine component is a major source for thickeners, stabilizers, and gelling agents in cosmetics and pharmaceuticals?
- Marine sponges
- Coral reefs
- Marine algae
- Seaweeds (correct)
What are the properties of surfactants and emulsifiers that make them suitable for various applications in cosmetics and cosmeceuticals?
What are the properties of surfactants and emulsifiers that make them suitable for various applications in cosmetics and cosmeceuticals?
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What is the composition of marine lecithins that contributes to their effectiveness as natural emulsifiers in cosmetics?
What is the composition of marine lecithins that contributes to their effectiveness as natural emulsifiers in cosmetics?
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