Composed of 93% ingredients of natural origin, the new LE LIFT Serum guarantees a highly smoothing and firming action thanks to its star active ingredient, botanical alfalfa concentrate, as effective as retinol(2) and gentle on the skin. Its formula is enriched with a powerful PFA(1) Black Peppermint Complex, as antioxidant as vitamin C(3), to act on all sources of oxidative stress. Protects the skin from external aggressions and improves its resistance by limiting the impact of free radicals. In perfect affinity with the skin, the enveloping and silky texture of the serum offers an unprecedented sensory experience. Its extremely mild formula is suitable for all skin types, even sensitive. (1) PFA: PolyFractionation of Assets. Specific technique developed by CHANEL to create ultra-pure cosmetic active ingredients. (2) Comparisons of the stimulation of the differentiation and proliferation of keratinocytes, as well as of the synthesis of collagen I - Tests in vitro. Comparison of increased epidermal thickness - Test on reconstructed skin. (3) In vitro tests How to apply Before applying the serum, perform the lifting effect gesture to reinforce its effectiveness. Then apply the serum in the morning and at night on the face and neck. Then apply LE LIFT cream. The lifting effect gesture: Perform energetic smoothing movements with the fingertips, alternating one hand and the other. Start with the oval of the face, continue with the cheekbone and temple, and finish with the forehead. Repeat the same gesture on the other side of the face.