Strengthen and soothe the appearance of stressed skin with La Mer The Concentrate, a potent serum that pairs Bio-Regenerative Skin Intelligence with Concentrated Miracle Broth to help calm visible redness and support skin's natural renewal process. Lime tea concentrate and the stabilizing ferment help defend against environmental stressors while supporting fragile skin, promoting a stronger, healthier, and more youthful-looking complexion for all skin types.