Retinol – the hero ingredient that dermatologists and skincare gurus can’t stop talking about. Lauded as the gold standard in anti-ageing, retinol is something you should be looking into as early as your twenties if you want to maintain youthful skin. If you’re looking for something lightweight and non-greasy, retinol serums are your best bet. Need recommendations? Read on for our roundup of the best retinol serums in Singapore!