Polyquaternium-1 is a common synthetic polymer belonging to the class of cationic surfactants. It is known for its antimicrobial and film-forming properties and is widely used in cosmetics and personal care products.
Benefits:
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Antimicrobial: Polyquaternium-1 has broad-spectrum antimicrobial preservative, effectively inhibiting the growth of bacteria and fungi to protect skin health.
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Film-Forming: It forms a protective film on the skin or hair surface, helping to lock in moisture and enhance hydration.
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Hair conditioning: In hair care products, Polyquaternium-1 improves hair softness and smoothness, reducing static and frizz.
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Gentleness: Compared to other preservatives, it is less irritating to the skin and eyes, making it suitable for sensitive skin.
Uses:
Polyquaternium-1 is widely used in cosmetics and personal care products, such as eye drops, contact lens solutions, shampoos, conditioners, creams, and lotions.
Precautions:
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Patch Test: Although Polyquaternium-1 is relatively gentle, a patch test is recommended for sensitive skin before use.
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Avoid Eye Contact: When used in cosmetics, avoid direct contact with the eyes to prevent discomfort.
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Compatibility: It is compatible with most cosmetic ingredients but should not be mixed with strongly acidic or alkaline substances.