
COSRX
The AHA 2 BHA 2 Blemish Treatment Serum
Serum · 18 ingredients · South Korea
Highly concentrated with 2% AHA and 2% BHA, The AHA 2 BHA 2 Blemish Treatment Serum from COSRX quickly and easily soothes acne-scarred skin and instantly cares for blackheads and whiteheads.

RODAN + FIELDS
Multi-Acid Enzyme Peel Dark Spot Corrector + Exfoliator
Serum · 37 ingredients
Rodan + Fields Multi-Acid Enzyme Peel Dark Spot Corrector + Exfoliator maximizes your glow and evens skin tone by gently removing skin cells 5X faster.*
Set your skin profile to see how these suit you
Set your skin profileNo conflicts — safe to layer
Both are Serum products.
Counters retinoid dryness
Barrier + hydration
Hyaluronic Acid
Holds water in the skin for instant plumping and hydration.
Salicylic Acid
An oil-soluble acid that gets inside pores to clear congestion and calm breakouts.
AHA
A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.
Glycolic Acid (AHA)
A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.
Salicylic Acid (BHA)
An oil-soluble acid that gets inside pores to clear congestion and calm breakouts.
Gluconolactone (PHA)
A gentle, large-molecule exfoliant that smooths and hydrates — ideal for sensitive skin.
Zinc PCA
Controls oil and calms blemish-prone skin.
Allantoin
Calms redness and smooths texture — buffers harsh actives beautifully.
Licorice Root
Brightens and soothes at once.
Retinol
A retinoid that speeds cell turnover to smooth texture, soften lines, and clear pores.
Niacinamide
Strengthens the barrier, controls oil, and fades dark spots — gentle and plays well with almost everything.
Salicylic Acid
An oil-soluble acid that gets inside pores to clear congestion and calm breakouts.
AHA
A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.
Vitamin E
An antioxidant that protects the barrier and supercharges vitamin C.
Lactic Acid (AHA)
A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.
Gluconolactone (PHA)
A gentle, large-molecule exfoliant that smooths and hydrates — ideal for sensitive skin.
Glycolic Acid (AHA)
A water-soluble acid that exfoliates the surface for smoother, brighter, more even skin.
Licorice Root
Brightens and soothes at once.
Saccharomyces Ferment
A fermented filtrate that hydrates, brightens, and strengthens the barrier.
Salicylic Acid (BHA)
An oil-soluble acid that gets inside pores to clear congestion and calm breakouts.
Hydration
Brightening
Anti-aging
Texture
Acne
Pores
Oil control
Soothing
Hydration
Barrier
Brightening
Anti-aging
Texture
Acne
Pores
Oil control
Soothing
Antioxidant