INGREDIENT · ARBUTIN
Alpha arbutin for skin: benefits, side effects and pregnancy
Alpha arbutin is the gentle-sounding brightener that sits next to a stronger name: it is built from hydroquinone and sugar. That link is the whole story of how to use it, and why Snifff advises caution in pregnancy. Here is what the research and the regulators say.
You may see it written as
- Alpha-Arbutin
- Arbutin
What alpha arbutin is
Arbutin is a compound of hydroquinone and D-glucose, and it has been studied as a skin-lightening agent for more than 30 years.1 It comes in two forms, alpha and beta. A 2021 review reports that alpha-arbutin is about 10 times more effective than natural arbutin, based on lab tests on human tyrosinase, the enzyme that makes pigment.2 That is a result in a test tube, not in skin.
What it does for skin
The clearest recent human study we found is a 2025 split-face trial in 30 people with melasma. One side of the face got a cream with 5% alpha-arbutin and 2% kojic acid, the other a triple combination cream, which the study describes as the gold-standard treatment for melasma. Over 12 weeks the two sides did not differ in melasma severity or melanin index. Doctors rated only the triple cream side as improved, but that side also had more recurrence after treatment stopped, and more redness and stinging.3
That study tested alpha-arbutin together with kojic acid, so it cannot tell you what alpha-arbutin does alone. A 2021 review adds that arbutin alone or combined with other actives has been evaluated clinically, and that combining it with laser has also been studied.1
The hydroquinone question
This is the reason for the caution. The 2021 review says arbutin rarely causes dermatitis, and recommends care with arbutin products because hydroquinone may be generated during use.1
The EU’s safety committee concluded in 2023 that alpha-arbutin is safe in face creams up to 2% and in body lotions up to 0.5%, also when used together. It added that hydroquinone should remain as low as possible in formulations containing alpha- or beta-arbutin, and should not exceed unavoidable traces.4
An earlier committee opinion, in 2015, said that combined use of alpha-arbutin with other hydroquinone-releasing substances had not been evaluated.5 That is worth remembering if you use more than one lightening product.
Using alpha arbutin with other products
We did not find a source saying alpha arbutin must be kept apart from another active. What exists is mostly finished products studied against another treatment.
Those studies do not show what happens when you layer two products you bought separately, so read each row as what has been tried, not as proof of a good match.
Kojic acid
Studied togetherThe 2025 split-face trial above used one cream with 5% alpha-arbutin and 2% kojic acid, and compared it with a triple combination cream.3
Niacinamide, vitamin C and tranexamic acid
Studied togetherA split-face study of 18 people compared one product with arbutin, niacinamide, vitamin C, tranexamic acid and a growth factor against 4% hydroquinone. The combination product was rated better overall, and better tolerated: one person stopped using the hydroquinone because of severe intolerance.6 It was one manufacturer’s product, so it tells you about that formula, not the individual ingredients.
Hydroquinone and other hydroquinone-releasing ingredients
Take careThe EU committee’s 2015 opinion says combined use of alpha-arbutin with other hydroquinone-releasing substances has not been evaluated.5 Keep the total number of lightening products small.
Recommended: a source advises it. Studied together: a published study used both in one product. Take care: a source gives a reason for caution. Avoid together: a source says not to combine them. No good evidence: we looked and found nothing we can cite.
Alpha arbutin in pregnancy and breastfeeding
Use with caution during pregnancy and lactation: arbutin can release hydroquinone in the skin.
The caution in that sentence is about hydroquinone, not about arbutin as such. The review on arbutin and the EU opinion both treat hydroquinone as the thing to keep to trace amounts.1,4
Evidence on cosmetic products in pregnancy is limited overall, so ask your doctor or midwife about the specific product you use.7
How the EU limits alpha arbutin, and what that means in India
The EU caps alpha-arbutin at 2% in face products and 0.5% in body products because it can release trace hydroquinone. India has no specific cap.
The 2% and 0.5% in Snifff’s summary match the EU safety committee’s conclusions.4 The committee also found beta-arbutin safe in face creams up to 7%, and judged alpha-arbutin at 2% in face cream and 0.5% in body lotion, combined with beta-arbutin at 7% in face cream, to be safe.4 In the Cosmetics Regulation these limits are Annex III, entries 377 (alpha-arbutin: 2% in face cream, 0.5% in body lotion) and 378 (arbutin: 7% in face cream).8
Snifff’s summary says India has no specific cap. That means the number on an Indian bottle is the maker’s choice, so the strength and the formulation matter more. The Indian position is Snifff’s summary.
What you will see on the label
Look for Alpha-Arbutin. A label that says only “Arbutin” may mean beta-arbutin, which the EU committee assessed separately, with a different limit.4
Snifff shows alpha-arbutin as Low risk. For the rest of the formula, see what the score means and how to read the list.
As Snifff shows itAlpha-Arbutin
Pregnancy and nursing
Use with caution during pregnancy and lactation: arbutin can release hydroquinone in the skin.
Regulatory gap
The EU caps alpha-arbutin at 2% in face products and 0.5% in body products because it can release trace hydroquinone. India has no specific cap.
Wording as it appears in the extension, which can change between releases.
A FEW MORE ANSWERS
Common questions about alpha arbutin
Is alpha arbutin the same as hydroquinone?
No, but arbutin is a compound of hydroquinone and glucose, and a review says hydroquinone may be generated while an arbutin product is in use.1 The EU safety committee asks that hydroquinone stay at unavoidable traces in these products.4
Is alpha arbutin safe in pregnancy?
Snifff advises caution, because arbutin can release hydroquinone in the skin. See the pregnancy section above, and check with your doctor or midwife.
Is alpha arbutin better than kojic acid?
We found no head-to-head trial of the two. The one study we found used them together in one cream, compared with a triple combination cream.3
How long does alpha arbutin take to work?
The main study we found ran for 12 weeks, with a four-week follow-up.3 Expect weeks to months.
WHERE THIS COMES FROM
Sources
- Arbutin as a skin depigmenting agent with antimelanogenic and antioxidant propertiesBoo YC · Antioxidants · 2021
- A comprehensive review of the therapeutic potential of α-arbutinSaeedi M, et al. · Phytotherapy Research · 2021
- The efficacy of topical cosmetic containing alpha-arbutin 5% and kojic acid 2% compared with triple combination cream for the treatment of melasma: a split-face, evaluator-blinded randomized pilot studyTantanasrigul P, Sripha A, Chongmelaxme B · Journal of Cosmetic Dermatology · 2025
- Safety of alpha-arbutin and beta-arbutin in cosmetic productsScientific Committee on Consumer Safety, European Commission · 2023 · SCCS/1642/22, adopted 31 January 2023
- Opinion on arbutinScientific Committee on Consumer Safety, European Commission · 2015 · SCCS/1552/15, adopted 27 May 2015
- Evaluating the safety and efficacy of a topical formulation containing epidermal growth factor, tranexamic acid, vitamin C, arbutin, niacinamide and other ingredients as hydroquinone 4% alternatives to improve hyperpigmentation: a prospective, randomized, controlled split face studyKalasho BD, et al. · Journal of Cosmetic Science · 2020
- Cosmetic dermatology in pregnancy and lactation: a risk-benefit framework for clinical practiceKovacs T, et al. · International Journal of Dermatology · 2026
- Commission Regulation (EU) 2024/996 amending Regulation (EC) No 1223/2009 as regards the use of Vitamin A, Alpha-Arbutin and Arbutin and certain substances with potential endocrine disrupting properties in cosmetic productsEuropean Commission · 2024
This page explains an ingredient. It is not medical advice, and it is not an assessment of any product. If you are pregnant, breastfeeding, or have a skin condition, ask your doctor or pharmacist.