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What are humectants in skincare products?

Dr. Doris Day, MD
Dermatology
They attract water to the skin from the external environment – that is, the air. Examples are propylene glycol and Hyaluronic acid. The acid does not penetrate or directly add hyaluronic acid to the deeper layers of the skin. It works to pull extra moisture from the environment to help keep your skin moist and resilient.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.