Field Guide to Retinol – all your questions answered

What is retinol? It might sound like a scary undefined chemical compound, but retinol is nothing but vitamin A, one of the essential vitamins for your skin. And now a bit of boring, yet necessary sciency stuff. Retinoids come in different forms and concentrations, including retinoic acid (also known as tretinoin), retinyl palmitate and retinaldehyde. Retinol…