If you're in the UK and combatting pesky dark spots, we think the Institut Esthederm Intensive Vitamin C Dual Concentrate Brightening Booster-Serum might just be your complexion's newest ally. This energetic whip is a bit of a mouthful to pronounce, but it goes all-out in improving the appearance of those bothersome skin marks. Infused with a double dose of revitalising Vitamin C, it not only perks up your skin, but also targets dark spots for a more even skin tone. A bit of a skincare superhero, we reckon! So if you fancy a skin revamp, it might be time to treat yourself to a bit of Institut Esthederm.