
Tone + Clarity · $$
10% Azelaic Acid Booster
Paula's Choice
See reviewsA silky 10% azelaic acid gel-cream that normalizes keratinization and inhibits tyrosinase to fade discoloration, paired with exfoliating salicylic acid plus soothing bisabolol and allantoin.
- Best for
- Combination skin
- Price
- $$
- Targets
- AcneRednessDark SpotsBrightening
- Key actives
- Azelaic Acid, Salicylic Acid (BHA), Glycerin, Allantoin, Bisabolol
Benefits
- Azelaic plus salicylic acid clears and evens skin
- Bisabolol and allantoin calm irritation
- Fades post-blemish marks and redness
Key ingredients explained
Azelaic Acid
ActiveA dicarboxylic acid that is antibacterial against C. acnes, scavenges reactive oxygen species to calm inflammation, normalizes keratinization, and competitively inhibits tyrosinase. It treats acne, rosacea-related redness, and dark spots.
In the guideSalicylic Acid (BHA)
ExfoliantAs listed: Salicylic Acid
A lipophilic beta-hydroxy acid that penetrates sebum-filled pores and dissolves the desmosomal bonds between corneocytes, exfoliating inside the follicle, with added anti-inflammatory action. It clears blackheads and treats acne in oily skin.
In the guideGlycerin
HumectantA small humectant that attracts and holds water in the stratum corneum, delivered into the epidermis partly via aquaporin-3. It raises hydration, improves plasticity and desquamation, and supports barrier recovery — one of the best-evidenced moisturizing agents.
In the guideAllantoin
SoothingA urea derivative that is keratolytic — helping shed excess keratin and smooth skin — while soothing irritation and promoting wound healing by stimulating cell proliferation and extracellular-matrix synthesis.
In the guideBisabolol
SoothingA sesquiterpene alcohol from German chamomile that soothes skin by suppressing inflammatory mediators (iNOS, COX-2, TNF-α) and inhibiting NF-κB. It has good dermal absorption with low toxicity and no sensitization — well suited to calming reactive skin.
In the guideFull ingredient list
Highlighted ingredients are explained above.
How to use
- 01Mix with or layer under moisturizer, AM and/or PM.
- 02Follow with SPF in the morning.
Warnings
- Contains salicylic acid; introduce gradually.
- Mild tingling can occur.
Expert summary
Combines azelaic and salicylic acids with bisabolol and allantoin, a smartly buffered brightening-and-clearing treatment for redness-prone, uneven skin.
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