Silicone-based 10% azelaic acid — anti-inflammatory, gently exfoliating, melanin-inhibiting, and one of the few actives considered pregnancy-safe. Excellent for rosacea-prone skin, post-inflammatory pigmentation and mild acne. The silicone base gives it a distinctive tacky texture; layer thinly.
What this is good for
✓ Great forRednessDark SpotsAcne
Ingredient stack
Each ingredient is listed in descending concentration. Above the 1% line the order is regulated — below it, brands can list in any order.
Ingredients above the dashed gold line are dosed above 1% (the regulatory threshold) — these are what the formulation is really built on.
position-estimated %★ brand-disclosed %1% regulatory line
What's actually doing the work
Azelaic Acid
Nonanedioic Acid (grain-derived)
Acid
A dicarboxylic acid from grains with a uniquely versatile clinical profile: antibacterial (kills C. acnes), tyrosinase-inhibiting (fades PIH and melasma), anti-inflammatory for rosacea, and normalises keratinisation inside pores. One of the only effective actives completely safe in pregnancy. At 20% (prescription) it is FDA-approved for rosacea.
Routine placement
Morning or evening
Similar on the shelf
Put this in context
Skin Stacker is independent and receives no payment from any brand. Ingredient analysis is based on publicly disclosed INCI lists and the peer-reviewed literature. Formulations change — always re-check the label on your specific batch before using.