The Hydrating Serum - ONE Paris

Deep hydration, absolute lightness: Repairing, Concentrated, Fluid

Step 2 of your One Paris beauty ritual in 5 steps

After prepping the skin with our toner, the Eternal Serum infuses it with targeted and lasting hydration. Its 100% natural formula combines the power of hyaluronic acid and fucus seaweed , known for its remineralizing and plumping properties.

Concentrated with hydrating and regenerating active ingredients, this serum penetrates the skin instantly thanks to its ultra-light, almost imperceptible texture , for an incomparable "bare skin" effect. No greasy residue, just a feeling of freshness and immediate comfort.

100 % naturally derived ingredients
Hydrates, plumps, refines skin texture
Skin is brighter, more supple and visibly smoother.
🇫🇷 Formulated and manufactured in France

Instructions for use: Apply 2-3 drops to the face and neck. Gently massage until absorbed. Use morning and evening.

One Paris 5-Step Routine: 1. Toner • 2. Eternal Serum • 3. Soothing Serum • 4. Eternal Cream • 5. Mask