Ranked by community score across 14 mentions on Reddit · Updated November 2026
The why
Four weeks in, users report fewer pimples and fewer closed comedones.
“I am considering adding Anua Azelaic Acid 15% to the mix, as my acne can be quite stubborn”
— Reddit, r/tretinoin
One minus
Can trigger burning, peeling, flushing, or whiteheads
Good forCombination Skin, Oily Skin, Dry Skin
Top pick | Budget pick Compare with #1 → | ||
| Reddit mentions | 8 | 3 | 3 |
| Price | from $18 | from $16 | from $6 |
| Better for Reddit ranks it above the other picks here for this concern. | Hyperpigmentation | — | Texture/Pores |
| Key ingredients | Azelaic Acid, Hyaluronic Acid | — | Niacinamide, Zinc |
For closed comedones, Redditors most often recommend azelaic acid serums, especially Anua, with users reporting fewer breakouts and whiteheads alongside calmer, smoother skin. Mentions of retinal and niacinamide serums are less detailed.
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