Is HPR Stronger Than Retinol?
When it comes to skincare, the names retinol and hydroxypinacolone retinoate (HPR) are often mentioned in the same breath, especially when discussing anti-aging products and their ability to improve skin texture. But, how do these two ingredients compare? Is HPR stronger than Retinol? Which one should you incorporate into your skincare routine or formulations? XI […]
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