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Kerastus Serum is a skincare product designed to promote smoother, more youthful-looking skin. Typically formulated with active ingredients like peptides, hyaluronic acid, and antioxidants, the serum works to hydrate, rejuvenate, and reduce fine lines and wrinkles. By penetrating deeply into the skin, it encourages collagen production and helps repair damaged skin cells. Many users incorporate it into their daily routines for its anti-aging effects, often applying it before moisturizing. Results can vary, but regular use can lead to im