Bioderma hydrabio serum moisturising concentrate instantly soothe and refresh your skin with the bioderma hydrabio serum, everyday moisturising care for very dehydrated skin'. '.strtoupper('t')he formula offers intensive care with a 8216flash hydration effect'. '.strtoupper('h')arnessing the innovative aquagenium® patent which restimulates the skin s ability to moisturise itself effectively, the skin appears brighter and is comforted'. '.strtoupper('t')he non comedogenic and hypoallgernic formula is further enriched with 15% glycerine and plumping hyaluronic acid, which holds essential water close to the skin'. '.strtoupper('a')pply both morning and evening to skin that has been cleansed and toned'. '.strtoupper('u')se alone, or apply underneath your usual moisturiser to boost its effects.