@isomersskincare: IS TWICE-WEEKLY RETINOL ACTUALLY DOING ANYTHING? 🤔 Let's investigate 🔎 How often you should use retinol depends on your skin, your tolerance and the rest of your routine. The goal isn't to use it as often as possible. It's to find a frequency your skin can tolerate consistently. How often do you use your retinoid? Tell us what works for your skin 👇 #retinol #retinoid #antiagingskincare #skincaretips #isomersskincare