Create a youthful skin texture with Doctors Formula Probiotics Firming - Lifting & Firming Serum, a weightless and silky formula infused with innovative anti-ageing ingredients. A potent blend of Relipidium, Hydroxypropyl Methylcellulose and Pullulan works to restore lasting hydration to skin, helping to strengthen natural defences and plump out the appearance of fine lines and wrinkles. After use, expect firmer, brighter and younger-looking results.