Bioderma Hydrabio Hydration Serum, also referred to as Hydration Booster, is a facial hydrating serum formulated specifically for dehydrated sensitive skin. It belongs to the Hydrabio range, which focuses on restoring the skin’s natural moisture balance while respecting its sensitivity. The serum features Bioderma’s patented Aquagenium technology, a biomimetic complex that helps re-educate the skin to retain water and maintain long-lasting hydration. This technology works by mimicking the skin’s natural water channels, supporting optimal water distribution within the epidermis.

The formula is free from common irritants such as alcohol, parabens, and fragrances, making it suitable for reactive and easily irritated skin types. Its lightweight, fluid texture absorbs quickly without leaving a sticky or greasy residue, providing an immediate refreshing and hydrating feeling. The serum can be used both morning and evening as part of a routine for dehydrated skin, often applied before a moisturizer to boost overall hydration levels. It also works well under makeup for those seeking a smooth, plumped base.

Key ingredients include glycerin, known for its humectant properties, and vitamin B3 (niacinamide), which helps support the skin barrier and improve its resilience. The product does not claim to treat specific skin conditions such as severe dryness or rosacea but is designed to address the needs of temporary dehydration and to strengthen the skin’s ability to retain moisture over time. Suitable for all skin tones and ages, this serum is presented in a practical pump bottle that dispenses a controlled amount. It offers a simple, straightforward approach to restoring comfort and a supple feel for sensitive, dehydrated skin without unnecessary additives or exaggerated promises.