Acne Cut

Ingredients Explained

Adapalene vs other retinoids, including retinol

Drafted with AI assistance · not reviewed by a dermatologist · Published August 2, 2026 · Last updated October 5, 2026

Short answer

Topical retinoids get a strong recommendation in the 2024 dermatology guideline [2]. Adapalene 0.1% is the one you can buy without a prescription in the US [1], and in pooled trials it cleared spots as well as tretinoin with less irritation [4]. Cosmetic retinol is gentler but much weaker [6].

How settled

Well established

What we read

  1. DailyMed, Adapalene gel USP 0.1%: over-the-counter Drug Facts label
  2. Reynolds RV, J Am Acad Dermatol 2024
  3. National Institute of Arthritis and Musculoskeletal and Skin Diseases, Acne: diagnosis, treatment and steps to take
  4. Cunliffe WJ, Br J Dermatol 1998
  5. Yang Z, Cochrane Database Syst Rev 2020
  6. Sorg O, Dermatol Ther 2006
  7. Dessinioti C, Clin Dermatol 2026
  8. DailyMed, Tazarotene cream: prescribing information
  9. DailyMed, Tretinoin cream: prescribing information
  10. DailyMed, Trifarotene cream: prescribing information
  11. Lim AXH, Clin Exp Dermatol 2026
  12. Tobiasz A, Pharmaceuticals (Basel) 2026
A white tube, an amber dropper bottle and folded and rolled towels on a tiled counter
A tube, an amber bottle and towels. AI-generated illustration.

What retinoids are

A white tube, a cotton pad and a glass of water on a white counter
A tube, a cotton pad and a glass of water. AI-generated illustration.

Retinoids are natural and synthetic relatives of vitamin A [6][7]. In acne, NIAMS says, topical retinoids help treat spots and reduce inflammation, help prevent new acne forming, and can help with scarring [3]. Because they help prevent new spots as well as treat existing ones [3], they are used for both blackheads and whiteheads and inflamed acne.

The American Academy of Dermatology's 2024 guideline makes a strong recommendation for topical retinoids, its highest grade [2]. Those used for acne include tretinoin, adapalene, tazarotene and trifarotene [7].

Adapalene: the over-the-counter retinoid

Adapalene 0.1% gel is sold over the counter in the US; its label notes it was previously available only by prescription [1]. It is used once a day as a thin layer over the whole affected area, not just on individual spots: if your acne is on your face, the label says to apply it to the entire face, after cleaning the skin gently and patting it dry [1]. The over-the-counter label covers adults and children aged 12 and older; for younger children it says to ask a doctor [1].

In a meta-analysis of five randomized trials with 900 people with mild to moderate acne, adapalene 0.1% gel reduced total spots as well as tretinoin 0.025% gel, worked faster in the first week, and caused considerably less irritation [4]. A 2020 Cochrane review also found little or no difference between adapalene and benzoyl peroxide in how much people felt their acne improved, with low-certainty evidence [5].

The prescription retinoids

Tretinoin is retinoic acid itself, the active form of vitamin A in the skin [6]. Tazarotene and trifarotene are other topical retinoids used for acne [7]. All three are prescription medicines in the US [8][9][10]; trifarotene is approved for acne in people aged 9 and older [10].

Tazarotene carries the strictest warning: its label says it must not be used in pregnancy because it can harm a developing baby, and that a negative pregnancy test is needed within two weeks before starting, with effective contraception during treatment [8].

RetinoidHow it is sold in the USWorth knowing
Adapalene 0.1%Over the counter[1]Matched tretinoin 0.025% for clearing spots and was better tolerated in a pooled analysis of five trials[4]
TretinoinPrescription[9]Retinoic acid itself, the active form the others are compared with[6]
TazarotenePrescription[8]Must not be used in pregnancy; a negative pregnancy test is required before starting[8]
TrifarotenePrescription[10]Approved for acne from age 9[10]
RetinolCosmetic ingredient[6]Converted to retinoic acid in the skin; not irritating, but only modestly effective[6]

Retinol and other cosmetic retinoids

Retinol, retinaldehyde and retinyl esters are found in cosmetics. They work because the skin converts them, in a controlled way, into retinoic acid [6]. A review of retinoids in cosmetics found that retinol and retinyl esters are not irritating but show only modest clinical effects, while retinaldehyde is fairly well tolerated and appears the most effective of the cosmetic forms [6].

That trade-off is the whole story of retinol versus a prescription retinoid: much gentler, and much weaker. For acne itself, the guideline recommendations apply to medicinal topical retinoids [2].

What to expect in the first weeks

The adapalene label is unusually frank. It warns that acne may appear to get worse in the early weeks and says this is normal; that irritation, meaning redness, itching, dryness and burning, is most likely in the first few weeks and usually lessens; and that it can take up to three months of daily use to see results [1].

It also says that applying more than directed will not work faster or better but may worsen irritation, and that you should stop and ask a doctor if irritation becomes severe or there is no improvement after three months [1].

Timeline over 12 weeks for adapalene: acne may look worse and irritation is most likely in the first weeks; results can take up to three months; ask a doctor if there is no improvement by then.
What the adapalene label says to expect. Drawn for Acne Cut from source 1.

Using it safely

Limit sun exposure, including tanning beds, and use sunscreen outdoors; do not wax areas where it has been applied; and keep it away from the eyes, lips and mouth [1]. If you are pregnant or breastfeeding, ask a doctor before using adapalene, and stop and ask a doctor if you become pregnant or plan to [1].

Irritation is more likely if you use more than one topical acne medicine at a time [1]. Combining adapalene with benzoyl peroxide works better than either alone, but with more irritation [11], so if you combine them, let your skin settle on one first.

Retinoids and acne scars

A 2026 review of tretinoin, adapalene, tazarotene and trifarotene concluded that topical retinoids can improve the appearance of shallow, sunken acne scars and reduce the progression of scarring, while noting that much of the evidence on newer formulations comes from small studies [12]. That is a further reason to treat acne early and consistently.

The four evidence labels used on Acne Cut, with “Well established” highlighted for this article.
This article's label: Well established. The labels describe the research, not how likely something is to work for you.

Sources

  1. DailyMed. Adapalene gel USP 0.1%: over-the-counter Drug Facts label. US National Library of Medicine; accessed October 5, 2026. Read it
  2. Reynolds RV, Yeung H, Cheng CE, et al. Guidelines of care for the management of acne vulgaris. J Am Acad Dermatol. 2024;90(5):1006.e1–1006.e30. PubMed 38300170
  3. National Institute of Arthritis and Musculoskeletal and Skin Diseases. Acne: diagnosis, treatment and steps to take. NIH, last reviewed July 2023; accessed October 5, 2026. Read it
  4. Cunliffe WJ, Poncet M, Loesche C, Verschoore M. A comparison of the efficacy and tolerability of adapalene 0.1% gel versus tretinoin 0.025% gel in patients with acne vulgaris: a meta-analysis of five randomized trials. Br J Dermatol. 1998;139 Suppl 52:48–56. PubMed 9990421
  5. Yang Z, Zhang Y, Lazic Mosler E, et al. Topical benzoyl peroxide for acne. Cochrane Database Syst Rev. 2020;3(3):CD011154. PubMed 32175593
  6. Sorg O, Antille C, Kaya G, Saurat JH. Retinoids in cosmeceuticals. Dermatol Ther. 2006;19(5):289–296. PubMed 17014484
  7. Dessinioti C, Katsambas A. Vitamins and the skin: vitamin A and retinoids in dermatology. Clin Dermatol. 2026;44(2):212–222. PubMed 41692081
  8. DailyMed. Tazarotene cream: prescribing information. US National Library of Medicine; accessed October 5, 2026. Read it
  9. DailyMed. Tretinoin cream: prescribing information. US National Library of Medicine; accessed October 5, 2026. Read it
  10. DailyMed. Trifarotene cream: prescribing information. US National Library of Medicine; accessed October 5, 2026. Read it
  11. Lim AXH, Raza S, Al-Niaimi F, Ali FR. Old molecule, new scrutiny: benzoyl peroxide in dermatology. Clin Exp Dermatol. 2026. Online ahead of print. PubMed 42592775
  12. Tobiasz A, Jankowska-Konsur A, Nowicka D. Topical retinoids in acne vulgaris and acne scars: from monotherapy to combining regimens. Pharmaceuticals (Basel). 2026;19(4):620. PubMed 42075875

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