Medicube Triple Collagen Serum 4.0 is a nutrient-rich serum formulated with a powerful Triple Collagen Complex to enhance skin suppleness and radiance. Combining 1000x fortified collagen, hydrolyzed collagen, atelo collagen, and soluble collagen, this serum delivers deep hydration to improve skin elasticity and refine texture. Clinically tested for sensitive skin, it promotes a plump, glowy appearance. Who's it for? All skin types, especially those seeking improved elasticity and radiance.