betaine

A gentle hydrating ingredient that may be plant-derived or synthetic, betaine also naturally occurs in skin and the body. It’s known as an osmolyte, an ingredient that helps skin adapt to moisture losses and gains, essentially working to balance skin’s hydration.

References for this information:

The Journal of Chemical Physics, June 2015, ePublication

The American Journal of Clinical Nutrition, September 2004, pages 539-549

See cocamidopropyl betaine

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