Simple Booster Serum 10% Vitamin C+E+F is a serum powered by high-performance ingredients to supercharge your skincare routine for instant, visible results. Packed with 10% active ingredients, this booster contains 2% of a skin-kind derivative of vitamin C that won’t irritate your dry skin (or sensitive skin). 1% vitamin E boosts the effectiveness of the vitamin C and nourishes your skin while 7% vitamin F moisturises and strengthens your skin barrier. Containing 95% naturally derived ingredients, it’s safe for every skin type. Dermatologically tested, non-comedogenic, contains no harsh chemicals that can upset your skin and free from alcohol, mineral oils, artificial colours and perfume. PETA approved vegan