What Is Propolis, a New Skincare Ingredient?
This Popular New Skincare Ingredient Comes From Bees (and It's NOT Honey!)
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The paraben-free Smim Firming Care Essence ($59) is made with a mixture of yogurt and propolis to tighten skin and improve elasticity. Since this product prevents against both wrinkles and blemishes, it's the perfect serum for anyone in their mid-20s who's got their eyes on preventative care but isn't immune to breakouts just yet.