Is it worth it?

The Inkey List Beta Hydroxy Acid Serum vs Paula's Choice 10% Azelaic Acid Booster

Cheaper
The Inkey ListBeta Hydroxy Acid SerumTreatment
$10.991 oz · $10.99/oz
salicylic acid
Buy ↗
Pricier
Paula's Choice10% Azelaic Acid BoosterTreatment
$42.001.7 oz · $24.71/oz
azelaic acidsalicylic acid
Buy ↗
The verdict

Paying $31.01 more for Paula's Choice buys you azelaic acid.

Paula's Choice 10% Azelaic Acid Booster adds azelaic acid (strong evidence) that The Inkey List Beta Hydroxy Acid Serum doesn't have. On consumer consensus, The Inkey List Beta Hydroxy Acid Serum holds 4.2★ across 5,300 reviews vs Paula's Choice 10% Azelaic Acid Booster's 4.5★ across 7,200 reviews. The extra $31.01 for Paula's Choice 10% Azelaic Acid Booster is defensible for the added azelaic acid.

Not medical advice — consult a dermatologist. Conditions are self-declared and never diagnosed by this app.