The Biotherm Aquasource Deep Serum is formulated to deliver intense and lasting hydration to the skin. This serum is designed to replenish moisture reserves deep within the epidermis, promoting a plump and revitalized complexion. Its lightweight texture ensures rapid absorption without leaving a heavy residue. Regular use helps to smooth the appearance of fine lines associated with dehydration and enhances skin radiance, making it suitable for daily use under your regular skincare regimen.