Enjoy brighter, healthier skin with the Multi-Action Retinoid Serum from Formula's Prevent & Brighten range. This rich cream has been designed to tackle the early signs of ageing by reducing dullness and the appearance of fine lines and wrinkles. Retinoid complex works to plump and smooth, while vitamin E and sweet almond oil help to retain moisture and keep skin cells healthy. M&S have also added shea butter for its anti-inflammatory properties, leaving your skin feeling soothed.