Every single time I've used this toner I've suffered an acne outbreak. I don't know which ingredient makes that, but it is certainly this toner the one which causes me those pimples .

The Round Lab Dokdo Toner has made my skin less sensitive and less prone to breakouts. It's a good basic toner especially if you’re using retinol or any other chemical exfoliant in your skincare routine because it’ll keep your skin hydrated and balanced.

FULL REVIEW: https://stylevanity.com/2021/02/round-lab-1025-dokdo-toner-review.html