No. 89 in skincare
Cosrx Aha Bha Toner
// glowrecs.com/cosrx-aha-bha-toner
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60% would recommend
5 redditors · 5 threads · 3 subs
95% CI: 23–88%
★4.5 on Amazon (4,160 reviews)
60%
20%
20%
Positive 3 Neutral 1 Negative 1
Why we ranked it No. 89 in skincare
Sample 5 redditors with explicit opinion · 3 positive · 1 negative · 1 neutral
Score 0.637 — formula: 0.75 × % positive + 0.25 × pos/neg ratio
Confidence95% CI: 23–88% · the true approval rate falls in this range with 95% statistical confidence
Verdict Editor's Pick — Curated classic. On the site regardless of threshold because we trust the long-term reputation.
Sources r/AsianBeauty, r/MakeupAddictionCanada, r/tretinoin
Cosrx · skincare
Editor's Pick

Aha Bha Toner

r/AsianBeautyr/MakeupAddictionCanadar/tretinoin
TL;DR — Reddit consensus
Exfoliating toner with AHA/BHA that makes skin noticeably smooth and clears chest acne. Not for sensitive skin, and some see no dramatic results.
What redditors love
+
Makes skin feel significantly smoother after use
“Made my skin sooooo smooth”
u/snippitysnippy · r/MakeupAddictionCanada →
+
Actually cleared persistent chest acne completely
“the CosRx AHA/BHA spray toner actually was the one that cured my chest acne”
u/kannecer · r/tretinoin →
+
Helps other products absorb better when used first
“the Cosrx aha/bha is an exfoliating toner and should not be layered. After using it, wait for a m”
u/aspiring_v · r/AsianBeauty →
What they don’t
No dramatic visible difference for some users
“Ive only used the cosrx aha/bha mist but didnt notice a like WOW effect :/ so likely wont repurchase”
u/heeyjess · r/AsianBeauty →
Read all 5 mentions on Reddit ↓
Direct quotes

What 5 redditors actually said.

Top 5 by confidence shown — expand below for the rest. Click any to open the original on Reddit.
E
u/esbee27 · r/AsianBeauty
I say it on everyone one of these posts. If you are not sensitive, the Cosrx AHA BHA PHA LHA 35 peel is elite. It’s a strong mix of glycolic, lactic, and other acid
View thread →
S
u/snippitysnippy · r/MakeupAddictionCanada
If you aren’t allergic or sensitive to salicylic acid, COSRX AHA/BHA Clarifying Treatment Toner. Made my skin sooooo smooth and removed any tiny bu
View thread →
H
u/heeyjess · r/AsianBeauty
Ive only used the cosrx aha/bha mist but didnt notice a like WOW effect :/ so likely wont repurchase.
View thread →
K
u/kannecer · r/tretinoin
that you still push through with it! I used to have chest acne as well but the CosRx AHA/BHA spray toner actually was the one that cured my chest acne. I'm just glad my onl
View thread →
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u/aspiring_v · r/AsianBeauty
n or before the layering has helped me with better product absorption. But the Cosrx aha/bha is an exfoliating toner and should not be layered. After using it, wait for a m
View thread →