Comparison
COSRX AHA/BHA Clarifying Treatment Toner vs Then I Met You Birch Milk Refining Toner
Two toners that compete for the same routine slot. Below is the honest side by side: what makes each one different, who each one is best for, and how real users rate them.

COSRX
AHA/BHA Clarifying Treatment TonerDaily-use low-percent AHA/BHA toner that gently exfoliates and refines texture. Gateway exfoliating toner.

Choose AHA/BHA Clarifying Treatment Toner if
- Your main concern is Enlarged Pores or Blackheads.
- You have Oily or Acne skin.
- You want AHA, BHA, Niacinamide in the formula.
- You prefer the lower price (from €15 vs from €38).
Choose Birch Milk Refining Toner if
- Your main concern is Dullness or Texture.
- You have Dry skin.
- You want Birch Sap, Lactic Acid, Niacinamide in the formula.
- glow boost
At a glance
- Oily
- Combination
- Acne
- Normal
- Normal
- Dry
- Combination
- Enlarged Pores
- Blackheads
- Dull
- Acne
- Dullness
- Texture
- AHA
- BHA
- Niacinamide
- Birch Sap
- Lactic Acid
- Niacinamide
- Daily-friendly mild exfoliation
- Helps blackheads over time
- Affordable
- glow boost
- smooths texture
- Mild tingle on sensitive skin
- Photosensitizing, needs SPF
- premium price
Ingredient interactions
No flagged interactions between the key ingredients in these two products. You can layer them at different routine steps without a known conflict.
What reviewers say
AHA/BHA Clarifying Treatment Toner
"Here is my quite positive experience with the COSRX AHA/BHA Clarifying Treatment Toner . I like the fact that it has some kind of skin smoothing ..."
"I have this toner and I use it twice a week, or more precisely every 2-3 days. It has helped a lot with texture after 4-5 uses only."
Birch Milk Refining Toner
"This looks nice. I really love birch juice. It helps acne well and hydrates really well."
"Most of the reviews I have read about this toner have said that it's not sticky or tacky, but I feel like it is for me. Is this just me? Has anyone else tried ..."
FAQ
What is the main difference between COSRX AHA/BHA Clarifying Treatment Toner and Then I Met You Birch Milk Refining Toner?
Both are toners. COSRX AHA/BHA Clarifying Treatment Toner focuses on Enlarged Pores and Blackheads, while Then I Met You Birch Milk Refining Toner targets Dullness and Texture. Ingredient wise, COSRX AHA/BHA Clarifying Treatment Toner leads with AHA and BHA; Then I Met You Birch Milk Refining Toner uses Birch Sap and Lactic Acid.
Can I use COSRX AHA/BHA Clarifying Treatment Toner and Then I Met You Birch Milk Refining Toner together?
They serve the same routine step, so pick one at a time rather than layering.
Which one is cheaper, COSRX AHA/BHA Clarifying Treatment Toner or Then I Met You Birch Milk Refining Toner?
COSRX AHA/BHA Clarifying Treatment Toner is the more affordable option based on current listed prices (from €15 vs from €38).