AquaLumina 4 is an innovative formula with 4 types of Hyaluronic Acid of different molecular weights, designed to penetrate the various layers of the skin. This multifaceted action ensures intensive, deep and long-lasting hydration, restoring the skin's vitality and freshness.  Enriched with the power of nature The unique Avellana extract, known as the "resurrection plant", enhances the regenerative action of the serum, providing nourishment, softness and protection. The skin acquires an immediately visible glow, full and elastic result.   Multi-level Hyaluronic Acid Technology Hyaluronic Acid, with its exceptional ability to hold up to 1000 times its weight in water, provides hydration at all levels of the skin: High molecular weight: Acts on the surface, for smoothing and immediate hydration. Medium and low molecular weight: Penetrates the middle layers for deep hydration and increased elasticity.  Ultra-low molecular weight: Reaches the deepest layers, helping to reduce wrinkles and fine lines. Results that speak for themselves With continued use, the skin regains its natural elasticity, healthy appearance and soft texture. Fine lines and wrinkles are visibly reduced, offering a youthful, refreshed face.  Light gel texture: Absorbs instantly, without a trace of greasiness. Ideal for all skin types, even the most sensitive. Pure composition: Dermatologically tested, free of parabens, synthetic fragrances and other harmful ingredients.