Comparison · Pregnancy Smart

What helps melasma during pregnancy

Assigned clinical reviewerSharyn Harrison· CNM, NPDraft · pending clinical reviewUpdated September 18, 2026

How do the options compare?

The lens is a clinician's: guideline endorsement, pregnancy evidence, dosing, onset, and tolerability. Cost and formulation notes appear where relevant.

Option	Studied pregnancy dose	Guideline support	Notes
Broad-spectrum sunscreen (daily photoprotection)	Applied daily; one pregnancy study protocol used SPF 69 with PPD 28 (a UVA protection measure), and a separate melasma trial protocol used SPF 30 or higher for all participants.	In a study of 200 pregnant women who used daily broad-spectrum sunscreen from early pregnancy, only 2.7% developed melasma over 12 months. Photoprotection is standard in melasma care protocols generally.	The single most evidence-backed, lowest-risk option, and the one every other option is layered on top of rather than used instead of.
Azelaic acid 15% gel	15% azelaic acid gel applied topically twice daily; one pregnancy-specific trial ran this regimen for four months.	Classified as pregnancy category B for topical use. In a study of 28 pregnant women using this regimen, 92.9% to 96.4% of cases saw their pigmented lesions lighten or disappear.	The best-studied pregnancy-specific melasma option among the sources reviewed here. Azelaic acid at a higher 20% concentration is also a first-choice pregnancy-safe option for acne in a separate trial, reinforcing its broader pregnancy safety profile.
Niacinamide	Typically formulated into a facial serum or moisturizer; a pregnancy-specific studied concentration for melasma was not reported in the sources reviewed here.	Listed as safe for use in pregnant and breastfeeding patients in a melasma care review, alongside azelaic acid.	A gentler option some clinicians layer alongside azelaic acid and sunscreen, though the pregnancy-specific efficacy data for melasma is thinner than for azelaic acid.
Hydroquinone	Not applicable: not recommended for use during pregnancy.	A melasma care review states neither hydroquinone nor tretinoin should be used during pregnancy.	The traditional gold-standard melasma option outside pregnancy, set aside during pregnancy in favor of azelaic acid and photoprotection.
Tretinoin (topical retinoid)	Not applicable: not recommended for use during pregnancy.	The same melasma care review states neither hydroquinone nor tretinoin should be used during pregnancy.	Often paired with hydroquinone outside pregnancy as part of combination pigment-lightening regimens; both are set aside during pregnancy.
Tranexamic acid (oral or topical)	Oral regimens studied for melasma generally range from 250 to 500 mg twice daily; topical formulations vary by product.	A melasma care review lists pregnancy as a reason to avoid oral tranexamic acid. A separate trial of topical tranexamic acid for melasma excluded pregnant participants entirely, so pregnancy-specific safety data for the topical form isn't established either.	Effective for melasma outside pregnancy, but the pregnancy picture is either a contraindication (oral) or simply unstudied (topical), which is different from being confirmed safe.

Azelaic acid and niacinamide are both classified as safe for pregnant and breastfeeding patients in melasma care reviews, while neither hydroquinone nor tretinoin is recommended during pregnancy. 1
In a study of 28 pregnant women, 15% azelaic acid gel applied twice daily for four months lightened or cleared pigmented lesions in 92.9% to 96.4% of cases, without the ochronosis risk tied to long-term hydroquinone use. 2
A study of 200 pregnant women in Morocco who used a daily broad-spectrum sunscreen (SPF 69) starting early in pregnancy found only 2.7% developed melasma over 12 months of follow-up. 1
A trial comparing topical tranexamic acid with hydroquinone plus dexamethasone for melasma excluded pregnant and nursing women from participation entirely, and the four participants who became pregnant during the study were withdrawn, reflecting how little pregnancy-specific safety data exists for topical tranexamic acid. 3
A review of tranexamic acid for melasma across oral, topical, and intradermal use reports meaningful pigment improvement with oral doses of 250 to 500 mg twice daily and comparable pigment reduction to hydroquinone with the topical form, but it does not address pregnancy safety for any route. 4

Which option makes sense?

The comparison above is intentionally evidence-first, not brand-first. Please consult your healthcare provider to translate it into a plan that fits your pregnancy specifics.

Disclosure: Pregnancy Smart is a supplement maker. The options compared above sit outside our own product line; this page describes their pregnancy evidence on its own merits.

Frequently asked questions

Does melasma go away after pregnancy?

For many people pregnancy-related melasma fades on its own in the months after delivery as hormone levels normalize, though it can persist or return with future pregnancies, hormonal birth control, or sun exposure. If it doesn't fade, hydroquinone and other options set aside during pregnancy become available again.

Is hydroquinone safe during pregnancy?

No. Melasma care reviews are consistent that hydroquinone is not recommended during pregnancy, and it's typically replaced with azelaic acid, which has real pregnancy-specific safety and efficacy data behind it.

Does sunscreen actually help melasma?

Yes, it's the foundation every other option builds on. In one study, 200 pregnant women who used a daily broad-spectrum sunscreen starting early in pregnancy had a melasma rate of just 2.7% over 12 months of follow-up, and standard melasma care protocols consistently pair active ingredients with daily SPF 30 or higher.

Is azelaic acid or vitamin C better for pregnancy melasma?

Azelaic acid has the stronger pregnancy-specific evidence of the two: a dedicated study found 15% azelaic acid gel lightened or cleared pigment in over 90% of pregnant participants. Vitamin C is generally considered a low-risk topical during pregnancy and is often used alongside other options, but the sources reviewed here didn't include pregnancy-specific melasma trial data for it the way they did for azelaic acid.

Can you get a laser or peel for melasma while pregnant?

This is a case where the honest answer is that dedicated pregnancy safety data is limited. Most dermatology practices default to non-procedural options like sunscreen and azelaic acid during pregnancy, saving laser procedures and chemical peels for after delivery. Ask your dermatologist about timing if you're considering either option.

References

Update on Melasma, Part II: Treatment
PMC · https://pmc.ncbi.nlm.nih.gov/articles/PMC9464276/
Azelaic Acid: Mechanisms of Action and Clinical Applications
PMC · https://pmc.ncbi.nlm.nih.gov/articles/PMC11512533/
Topical tranexamic acid versus hydroquinone plus dexamethasone for melasma
PMC · https://pmc.ncbi.nlm.nih.gov/articles/PMC4235096/
Tranexamic acid for melasma and post-inflammatory hyperpigmentation
PMC · https://pmc.ncbi.nlm.nih.gov/articles/PMC12848551/

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.