I think you should get the diagnosis re confirmed as chemical peels are seldom recommended for Rosacea. Thanks for the query.
This presentation can be seen with many diseases. This is limited information to make precise recommendations. The best option is to consult a Dermatologist to understand the condition. A thorough evaluation if necessary should be done. A photograph of the affected area will help you get better recommendations. Hope it helps you.
Next Steps
Your dermatologist will decide a treatment plan for you after a consultation.
Health Tips
Sun protection is mandatory and will require usage of Sunscreens