I did a lactic 50% gel peel at home and left it on for three minutes. Still feel stinging around my mouth, is this normal? (phot

I did a lactic 50% gel peel at home and left it on for three minutes. I then washed it off but I still feel stinging around my mouth the most. Skin feels tight around my mouth and nose. Is all this normal and what should I expect?? What is a great moisturizer to use Thank you in advance