Ranked by community score across 26 mentions on Reddit
The why
A leave-on 2% salicylic acid exfoliant for oily, congested skin, especially blackheads and rough texture. Redditors call it an HG, and studies found 2% salicylic acid worked about as well as adapalene; sensitive or dry skin can peel or sting.
One minus
Daily use can wreck the barrier: redness, peeling, and tightness
Good forOily Skin, Combination Skin
Multi-Acid Milk Peel AHA Exfoliating Solution
Redditors use 15% glycolic acid for smoother, brighter skin; sticky, rinse-off commitment.
Prequel4 mentions
AHA 30% + BHA 2% Peeling Solution
Studies found glycolic and salicylic acids clear acne; Reddit says: handle with care.
The Ordinary4 mentions
Reddit’s pore-clearing BHA favorite; studies find niacinamide acne benefits, with irritation risk.
COSRX4 mentions
Studies find glycolic acid helps acne; Redditors report overnight whitehead wins; irritation remains.
COSRX4 mentions
For KP, Redditors most often recommend Paula’s Choice 2% BHA, with several saying it cleared or smoothed their bumps. Some noticed improvement within a week, though the discussion is heavily centered on this product.
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