Avène Hyaluron Activ B3 is a concentrated plumping serum that combines hyaluronic acid and niacinamide (vitamin B3) to provide intense hydration, reduce fine lines, and improve skin firmness. This dermatological serum is formulated with Avène's signature thermal spring water for added soothing benefits. Made in France, this serum features a lightweight texture suitable for all skin types. The formula contains multiple molecular weights of hyaluronic acid for optimal hydration at different skin layers, while niacinamide helps strengthen the skin barrier and improve overall skin texture. The product comes in a 30ml glass bottle with a dropper applicator for precise dispensing.