Benzoyl Peroxide
Benzoyl Peroxide
Also known as: BPO
Last verified: 2026-08-14
What is Benzoyl Peroxide?
Benzoyl Peroxide (Benzoyl Peroxide) is an active ingredient commonly found in skincare sold in Thailand. Antibacterial against C. acnes; reduces inflammatory acne.
Current evidence: Strong for inflammatory acne. Typical concentration in finished products is 2.5-5% Best suited for: Acne — found in 0 products in the BangkokFillers database
Efficacy by skin concern
Safety notes
- ⚠Can irritate — start at a low concentration
Combining with other ingredients
✓Can be separated by time-of-day from salicylic acid (AM/PM) to limit cumulative irritation.
⚠Oxidises retinol if applied together, and can react with some vitamin C formulas, separate by time.
What Thai users say about this on Pantip
Sources
Frequently asked
What is Benzoyl Peroxide?
Benzoyl Peroxide (Benzoyl Peroxide) is an active ingredient commonly found in skincare sold in Thailand. Antibacterial against C. acnes; reduces inflammatory acne. Current evidence: Strong for inflammatory acne. Typical concentration in finished products is 2.5-5% Best suited for: Acne — found in 0 products in the BangkokFillers database
What are the safety concerns with Benzoyl Peroxide?
Can irritate — start at a low concentration
Can Benzoyl Peroxide be combined with other ingredients?
Can be separated by time-of-day from salicylic acid (AM/PM) to limit cumulative irritation. Oxidises retinol if applied together, and can react with some vitamin C formulas, separate by time.
What concentration of Benzoyl Peroxide should I use?
The typical effective concentration for Benzoyl Peroxide is 2.5-5%. Check the product label and increase gradually to minimise irritation.
What skin concerns does Benzoyl Peroxide help with?
Benzoyl Peroxide is effective for: Acne — found in 0 products in the BangkokFillers database.
Which products contain Benzoyl Peroxide?
No products in the database currently contain this ingredient.