Hydrogenated polyisobutene is a synthetic emollient with research backing its ability to provide long-lasting moisture retention. It acts as a lubricant on skin’s surface, providing a soft, smooth feel.
References for this information:
CosmeticsInfo.org, Accessed March 2021, ePublication
International Journal of Toxicology, September 2020, pages 59S-90S
International Journal of Cosmetic Science, February 2010, pages 81-82
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