No. 1 Collagen “filler in a bottle” for hydrated, luminous skin ✨ This dual-layer Cream-in-Serum combines a lightweight serum with a rich cream — simply shake, pump, and apply. 92% absorbable collagen-boosting ingredients deliver instant glow + long-term plumping. Perfect as a daily hydration + glow booster for a healthy glass-skin look. GlassSkinSerum CollagenCream KBeautySkincare HydratingSerum SkincareOnLTK LTKOver40 LTKBeauty LTKFindsUnder50