How to Tell If Azelaic Acid Is Working

Azelaic acid usually doesn’t produce dramatic overnight changes. If you’re using Anua Azelaic Acid 10% + Hyaluron Redness Soothing Serum, look for gradual improvements rather than expecting your skin to become completely clear within days.

1. You’re getting fewer new breakouts

If you were using azelaic acid for acne, one of the first useful signs is fewer new inflammatory spots appearing over time. Azelaic acid has anti-inflammatory and comedolytic properties and is an established topical option for acne.

2. Existing dark marks slowly become less noticeable

Azelaic acid can help reduce post-inflammatory hyperpigmentation—the dark marks that can remain after acne. Don’t judge this after one week; pigmentation often takes considerably longer to improve.

3. Redness may look calmer

Because azelaic acid has anti-inflammatory properties, areas affected by inflammation may gradually appear less irritated.

4. Your skin tolerates it comfortably

More burning does not mean it’s working better. Persistent stinging, redness, itching or peeling can indicate irritation rather than effectiveness. If this happens, reduce the frequency or stop and seek professional advice.

How long should you give it?

Acne treatments commonly require several weeks before noticeable improvement, so consistency matters. The AAD recommends giving acne treatments time rather than continually switching products.

Take photos under similar lighting every few weeks. This makes subtle changes much easier to notice than checking your face in the mirror every day.