A serum formulated with azelaic acid designed to address redness, texture, and acne-prone skin concerns.
Guru Score
The Guru Score: every expert's verdict on a product, in one simple number.
Under the score you'll see how many experts weighed in, or "Early verdict" while only a few have. Paid takes count for half in the score.
Guru Certified means at least 6 experts, a score of 85% or more, and almost no Nays.
How we score →Yay
Early verdict · Few reviews so farWhat the gurus are saying
The hydrating, oil-water texture earns praise for working well on drier skin types while still delivering on azelaic acid's benefits. The formulation itself scores top marks, though the price-to-value ratio gives some pause. Most gurus call it a genuinely solid product worth trying if you're looking for an azelaic acid that won't strip your skin.
What they liked
What they flagged
The concerns the experts tie this product to, in their own words. Paid and founder takes don't count.
“So this is great for redness, also hyperpigmentation.”
No BS Beauty, watch at 8:30
“It contains sweatine, which is an ingredient that helps azelaic acid work better to smooth out skin texture.”
No BS Beauty, watch at 8:30
Every take we've logged from this product's reviews across YouTube. Click any row to watch the moment they said it.
Independent of what the gurus think, this is what the published research supports about the main active ingredients here.
A serum formulated with azelaic acid designed to address redness, texture, and acne-prone skin concerns.
Mostly yes. 1 of the 2 gurus who reviewed it give it their stamp of approval, for a Guru Score of 76%.
Regimen Lab Azelaic Acid Serum holds a Guru Score of 76%. That is our read on how warmly the experts talk about it, based on the verdicts of 2 expert reviewers we have collected.
Regimen Lab Azelaic Acid Serum is generally suited to sensitive skin and acne-prone skin.
In their reviews, experts say Regimen Lab Azelaic Acid Serum is good for dark spots and post-acne marks (1 expert), redness (1 expert) and rough or uneven texture (1 expert).
Lower-priced serums the gurus still rate highly, versus this mid-range pick.
See how they stack up →



Other products the same gurus have weighed in on, plus more from this brand and category.
Compare side by side →Stories where our editors dug into this product or its brand.
Spotted something on this page that doesn't look right? Let us know.
All of the week's hottest skincare news, delivered straight to your inbox. The viral products, the hot takes, and top tips from the experts.
Sign me up