AHA/BHA Clarifying Treatment Toner — Reddit Reviews
by COSRX
Updated September 24, 2026
Glycolic-acid exfoliating toner that clears pores and smooths texture; can sting.
What the community says
A lightweight acid toner with glycolic acid plus betaine salicylate, willow bark water, and panthenol. People use it for clogged pores, closed comedones, KP, and rough texture. Start slowly if your barrier is touchy; daily use is where the horror stories start.
What this means for you
What people love
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Product details
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Product Traits
Key Ingredients
Where to buy
Real Reddit threads — 80 mentions across 27 threads
COSRX AHA/BHA Clarifying Treatment Toner on Reddit, in one place — 27 threads from r/koreanskincare, r/AsianBeauty and 3 more, summarized.
“I forgot what some of the products I've tried but here are some of what I can remember.”
Mentioned
“COSRX AHA/BHA Clarifying Toner”
Mentioned
“I've also tried other brands from other countries.”
Mentioned
“Right now I have Cosrx AHA/BHA Clarifying Treatment Toner, Cosrx BHA Blackhead Power Liquid, Cosrx AHA 7 Whitehead Power Liquid, and OST C20.”
Mentioned
“I use it after COSRX AHA/BHA Toner.”
Mentioned
“pH adjusting toners lowers the pH of your skin after cleansing, readying it for pH-dependent actives.”
Mentioned
“Cosrx AHA BHA toner”
Mentioned
“Cosrx AHA BHA toner, Skin1004 centella, Cerave SA smoothing cream”
Mentioned
“AHA BHA toner”
Mentioned
“I have been using the CosRX AHA/BHA toner which did not work for my face- way too strong and sensitizing.”
Positive
“It works well for my arms.”
Positive
“Just after 1 application my arms were noticeably smoother.”
Positive
“you can also use widely available cosrx!”
Positive
“I use their aha/bha toner 2-3x/week and it's totally cleared up my KP”
Positive
“I also put it on my butt for a super smooth 🍑”
Positive
“CosRX AHA/BHA Clarifying Toner improved my acne scarring almost immediately”
Positive
“I started using it once every 3 nights or so and now use it every other night.”
Positive
“It does dry your skin a bit so keeping up with moisturizer is important.”
Positive
