ECLAT PREMIER Bright Treatment Serum offers a smoothing, unifying and brightening effect.Its melting formula, enriched with a TXC, allantoin and vitamin E complex, hydrates the skin. TXC, an antidark spot molecule developed for CHANEL, has a targeted effect on the appearance of dark spots linked to age, acne and sun exposure.Skin appears smoother and the complexion more unified. Skin’s radiance is enhanced.With the help of 3D skin bioprinting technology and clinical studies, CHANEL Science has been able to prove the preventative and targeted* effects that CLAT PREMIER Bright Treatment Serum has on dark spots.Apply morning and night, to the face and neck, after ECLAT PREMIER Bright Milky Essence and before ECLAT PREMIER Bright Silky Cream.Apply a few drops of the serum to each cheek, and the forehead, chin and neck. For ideal application, smooth from the centre of the face outwards, then again from the centre of the face to the neck.The serum can be applied to specific areas or to the entire face.