The Advanced Bio Radiance Invigorating Concentrate Serum works to firm and protect your skin.. The Science. Infused with age-defying active ingredients, our Advanced Bio Radiance Invigorating Concentrate Serum combines signature ingredients Matrixyl 3000, Hyaluronic Acid, Caviar Extract, and a rich elixir of oils.. • Matrixyl aims to reverse the signs of ageing and helps stimulate collagen synthesis and skin repair, whilst Hyaluronic Acid works to provide intense hydration deep into the skin for a visible, radiant complexion.. • Caviar Extract aims to provide an anti-pollution layer and protect against daily stress and irritation.. • The elixir of oils rich in essential fatty acids and vitamins has effective anti-ageing properties, working to fortify and energise the skin as well as being a source of nutrition.