Comparison
COSRX AHA 7 Whitehead Power Liquid vs Some By Mi AHA BHA PHA 30 Days Miracle Toner
Two exfoliants 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 7 Whitehead Power Liquid7% glycolic acid liquid exfoliant for resurfacing and decongesting. A K-beauty entry to glycolic acid.

Choose AHA 7 Whitehead Power Liquid if
- Your main concern is Dull or Enlarged Pores.
- You have Normal skin.
- You want AHA, Niacinamide in the formula.
- Visible smoothing in 2–3 weeks
Choose AHA BHA PHA 30 Days Miracle Toner if
- Your main concern is Acne or Texture.
- You have Acne skin.
- You want Aha, Bha, Pha in the formula.
- visible results on breakouts
At a glance
- Normal
- Combination
- Oily
- Oily
- Combination
- Acne
- Blackheads
- Dull
- Enlarged Pores
- Uneven Tone
- Acne
- Texture
- Blackheads
- AHA
- Niacinamide
- Aha
- Bha
- Pha
- Tea Tree
- Visible smoothing in 2–3 weeks
- Tackles whiteheads
- Niacinamide softens sting
- visible results on breakouts
- affordable
- Photosensitizing, SPF mandatory
- Do NOT combine with retinol same night
- can over exfoliate
- start slow
Ingredient interactions
- Aha + Bhacaution
Powerful exfoliation. Limit combined use to avoid barrier damage.
FAQ
What is the main difference between COSRX AHA 7 Whitehead Power Liquid and Some By Mi AHA BHA PHA 30 Days Miracle Toner?
Both are exfoliants. COSRX AHA 7 Whitehead Power Liquid focuses on Blackheads and Dull, while Some By Mi AHA BHA PHA 30 Days Miracle Toner targets Acne and Texture. Ingredient wise, COSRX AHA 7 Whitehead Power Liquid leads with AHA and Niacinamide; Some By Mi AHA BHA PHA 30 Days Miracle Toner uses Aha and Bha.
Can I use COSRX AHA 7 Whitehead Power Liquid and Some By Mi AHA BHA PHA 30 Days Miracle Toner together?
Use with care. Aha + Bha: Powerful exfoliation. Limit combined use to avoid barrier damage.