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Azelaic Acid 10 Ampoule

Sensitive SkinSerum

Azelaic Acid 10 Ampoule — Reddit Reviews

by Skin1004

84nextscore18 verdicts

Updated October 14, 2026

Studies found azelaic acid helps clear acne; Redditors report brightening, texture gains, irritation.

What the community says

Backed by 57 studies

This watery 10% azelaic acid ampoule is aimed at acne, redness, and uneven texture. Studies found azelaic acid beats placebo, while Redditors report gradual clearing and brightening. Irritation and perioral-dermatitis flare-ups make slow introduction essential.

From Reddit

Backed by 18 threads from r/AsianBeauty, r/koreanskincare and 4 more.

Read the threads ↓

What people love

  • Watery, non-sticky ampoule texture
  • Redditors report gradual acne and texture gains
  • Often gentle enough for sensitive skin

Watch out for

  • Frequent use can irritate badly; twice weekly was already too much for one user
  • Triggered perioral-dermatitis redness and angry breakouts for some users

Product details

Where to buy

What the science says vs. what Reddit says

  • Acne

    Strong evidence

    Azelaic Acid: 22 studies tested it on its own. See all 31 studies

    On Reddit: Three-times-weekly routines address hormonal breakouts, texture, and PIE, while one user describes a light, low-irritation feel. 4 mentions

    What the studies found
    • Most studies found it helped clear acne
    • It cleared acne better than a placebo in several studies
    • It often worked about as well as tretinoin and some other common acne treatments
    • Some studies found it worked less well than benzoyl peroxide or benzoyl peroxide with clindamycin
    • Side effects were usually local and moderate, with fewer local side effects than tretinoin in one study

    Studied at 5–20%this product: 10%

  • Rosacea

    Strong evidence

    Azelaic Acid: 15 studies tested it on its own. See all 17 studies

    What the studies found
    • Most studies found azelaic acid helped rosacea more than a placebo
    • It often reduced bumps and redness from rosacea
    • It worked about as well as metronidazole in some studies, and better in others
    • It did not seem to help visible blood vessels
    • Side effects were mainly mild to moderate, including stinging

    Studied at 15–20%this product: 10%

  • Hyperpigmentation

    Some evidence

    Azelaic Acid: 9 studies tested it on its own. See all 12 studies

    What the studies found
    • Most studies found it helped fade dark patches, especially melasma
    • It faded melasma better than a placebo in one clinical trial
    • It often worked about as well as hydroquinone, and some studies found it worked better
    • It may help dark marks left after acne, but one study found no clear benefit for sun spots
    • The most common side effects were irritation, burning and stinging

    Studied at 15–20%this product: 10%

Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.

Real Reddit threads — 31 mentions across 18 threads

Skin1004 Azelaic Acid 10 Ampoule on Reddit, in one place — 18 threads from r/AsianBeauty, r/koreanskincare and 4 more, summarized.

“i am now using the skin1004 and i see some results but slower than the tirtir.”

Positive

“it literally feels so nice and nourishing though and goes on like water.”

Positive

“For really sensitive skin, probably start with the skin1004 madagascar and introduce it slowly before moving up in strength”

Positive

“i am on week 2 of using the Skin1004 azelaic ampoule and honestly still unsure how i feel about it.”

Positive

“the skin1004 azelaic serum has been pretty good for me so far”

Positive

“i like that it's a light serum texture and honestly super tame (low irritation) but still gives good results especially w texture, acne, redness, etc. over time and increased use.”

Positive

“I’m also enjoying the new skin1004 azelaic serum”

Mentioned

“but there’s several options for otc azelaic acid.”

Mentioned

“The topicals and otc stuff that would help are benzoyl peroxide and adapalene.”

Mentioned

“Skin1004! How has no one said this?? It's the best and most effective I've tried. No niacinamide too.”

Positive

“I just started using this one a weekish ago and like it so far. Not sticky or pilly.”

Positive

“this one”

Positive

“I just got the skin1004 one so I can’t actually speak to it in depth”

Positive

“I like the bottle less, but I think I may like the formula more because my skin seems to like centella/cica.”

Positive

“In short I can’t really recommend anything but a nod to these ones if you want to look into them.”

Positive

“SKIN1004 Azelaic Acid 10 Ampoule”

Positive

“- ​SKIN1004 Azelaic Acid 10 Ampoule”

Positive

“I rinse my face with just water.”

Positive

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