Best Pregnancy Safe Serum (Updated 2026 Guide)
Updated March 25, 2026
The Answer
Most serums require careful ingredient checking during pregnancy. Of 251 serums analyzed, only 7 received an A grade for safety. Look for hyaluronic acid and niacinamide based formulas while avoiding retinol, which is linked to birth defects.
Serums are concentrated skincare products that deliver active ingredients directly to your skin, making ingredient choice especially important during pregnancy. Many popular anti aging serums contain retinol, which causes birth defects affecting the brain and heart with no established safe threshold. Other common serum ingredients like phenoxyethanol and synthetic fragrances also warrant caution due to potential effects on fetal development.
Pregnancy Safe is 100% independent and research driven. No companies pay to promote or sponsor products.
✓ What's Safe
- • Hyaluronic acid serums - safe for hydration throughout pregnancy
- • Niacinamide (vitamin B3) formulas - gentle and pregnancy compatible
- • Vitamin C serums without retinol or high concentration acids
- • Fragrance free formulations to avoid hidden phthalates
- • Simple ingredient lists with fewer synthetic preservatives
✗ What to Avoid
- • Retinol - causes birth defects affecting the brain and heart with no established safe threshold
- • Phenoxyethanol - has FDA warnings for nursing products due to central nervous system effects
- • Fragrance/Parfum - contains phthalates linked to preterm birth and neurodevelopmental effects
- • Salicylic acid above 2% - high concentrations can cause aspirin like effects in late pregnancy
- • Sodium benzoate - has shown birth defects in animal studies at high doses
- • Peptides (palmitoyl tripeptide, etc.) - lack adequate human pregnancy safety data
Most Common Ingredients in Serum Products
We analyzed 251 serum products. Here are the most common ingredients, ranked by how often they appear:
Ingredients to Watch Out For in Serum
These are the most common flagged ingredients across 251 serum products we analyzed.
phenoxyethanol
CAUTION
Phenoxyethanol is a preservative in cosmetics and personal care products. Has FDA warnings for nursing products due to central nervous system effects. A preservative with FDA warnings specifically for nursing products due to potential central nervous system effects in infants. While topical absorption is limited, many experts recommend avoiding it during pregnancy as a precaution.
Found in 146 of 251 products (58%)
sodium benzoate
CAUTION
Sodium benzoate is a common food preservative in processed foods. Has shown birth defects in animal studies at high doses. A common preservative that has shown birth defects in animal studies when consumed at high doses. While topical exposure is lower risk than ingestion, pregnant women may want to minimize exposure.
Found in 67 of 251 products (27%)
retinol
AVOID
Retinol is a form of vitamin A in skincare products. Causes birth defects affecting the brain and heart with no established safe threshold. A form of vitamin A that is definitively unsafe during pregnancy. It causes birth defects affecting the brain and heart, and there is no established safe threshold. Avoid all retinol and retinoid products completely.
Found in 28 of 251 products (11%)
parfum
CAUTION
Parfum is a mixture of aromatic chemicals in scented products. Contains phthalates linked to preterm birth and neurodevelopmental effects in children. Listed as 'parfum' or 'fragrance' on labels, this can contain undisclosed phthalates linked to preterm birth and neurodevelopmental effects in children. Choose fragrance free serums during pregnancy.
Found in 22 of 251 products (9%)
fragrance
CAUTION
Fragrance is a mixture of aromatic chemicals in scented products. Contains phthalates linked to preterm birth and neurodevelopmental effects in children. Synthetic fragrance blends often contain phthalates, which research has linked to preterm birth, pregnancy loss, and developmental effects. Opt for unscented or naturally scented alternatives.
Found in 19 of 251 products (8%)
palmitoyl tetrapeptide 7
CAUTION
Palmitoyl tetrapeptide 7 is short chains of amino acids used in skincare for anti aging and skin repair benefits. Lack adequate human pregnancy safety data, and the wide variety of peptide types makes generalized safety assessments difficult. An anti aging peptide that lacks adequate human pregnancy safety data. The wide variety of peptide types makes safety assessments difficult, so caution is recommended.
Found in 19 of 251 products (8%)
salicylic acid
CAUTION
Salicylic acid is a beta hydroxy acid for acne treatment. Is safe at 2% or less but high concentrations can cause aspirin like effects in late pregnancy. Safe at concentrations of 2% or less in topical products, but high concentrations or oral forms can cause aspirin like effects in late pregnancy. Stick to low concentration formulas if needed.
Found in 17 of 251 products (7%)
palmitoyl tripeptide 1
CAUTION
Palmitoyl tripeptide 1 is short chains of amino acids used in skincare for anti aging and skin repair benefits. Lack adequate human pregnancy safety data, and the wide variety of peptide types makes generalized safety assessments difficult. A collagen boosting peptide without sufficient pregnancy safety studies. While topical absorption is limited, the lack of data means caution is warranted during pregnancy.
Found in 15 of 251 products (6%)
Types of Serum
How Do Serum Products Stack Up?
We graded 251 serum products for pregnancy safety. 7 received an A grade.
Best Pregnancy Safe Serum
We found 7 pregnancy safe options. Here are some top picks.
| Grade | Product | Brand |
|---|---|---|
| A | Hyaluronic Acid 2% + B5 | The Ordinary |
| A | Cosmedica Skincare Pure Hyaluronic Acid Serum | Cosmedica Skincare |
| A | Skinceuticals Phloretin Cf 30Ml | Skinceuticals |
| A | Pure Hyaluronic Acid Face Serum 1 Oz | Hyalogic |
| A | La Roche Posay Niacinamide 10% Anti Aging Face Serum - 1.01 Fl Oz | La Roche Posay |
Serum to Avoid During Pregnancy
These popular products received low grades due to flagged ingredients.
| Grade | Product | Brand |
|---|---|---|
| F | Retinol 1% In Squalane | Ordinary |
| D+ | Derma E Acne Blemish Control Treatment Serum - 2 Fl Oz | Derma E |
| D+ | Derma E Advanced Peptides & Collagen Serum 0.5 Oz | Derma E |
| F | Neutrogena Rapid Tone Repair Retinol + Vitamin C Dark Spot Corrector Face Serum - 1 Oz | Neutrogena |
| F | L'Oreal Paris Revitalift Derm Intensives Night Serum | L'Oreal Paris Revitalift |
Your Questions Answered
Is serum safe during pregnancy?
Serums can be safe during pregnancy, but it depends entirely on the ingredients. Hyaluronic acid and niacinamide serums are generally considered safe and effective for pregnant women. However, many popular serums contain retinol or retinoids, which should be completely avoided due to their link to birth defects. Always check the ingredient list before using any serum during pregnancy.
What ingredients should I avoid in serum?
The most important ingredient to avoid is retinol (and all retinoids), which is linked to serious birth defects. Also avoid serums with high concentrations of salicylic acid (above 2%), synthetic fragrances that may contain phthalates, and certain preservatives like phenoxyethanol. Many anti aging and acne fighting serums contain these ingredients, so check labels carefully.
What kind of skincare concerns are common during pregnancy?
Pregnancy brings hormonal changes that can cause acne breakouts, hyperpigmentation (melasma or 'pregnancy mask'), increased skin sensitivity, and dryness. Many women also experience stretch marks and changes in skin texture. While serums can help address these concerns, it's important to choose pregnancy safe formulations rather than reaching for your usual retinol or acid based products.
Which ingredients should one look for in skincare products during this period?
Look for hydrating ingredients like hyaluronic acid, which is safe and helps with pregnancy related dryness. Niacinamide (vitamin B3) is excellent for addressing uneven skin tone and acne without the risks of retinol. Vitamin C in moderate concentrations can help with brightening. Glycerin and ceramides are also safe options for maintaining skin barrier health during pregnancy.
What skincare products are unsafe during pregnancy?
Avoid any products containing retinol, retinoids, or vitamin A derivatives - these are linked to birth defects. High concentration chemical peels and salicylic acid above 2% should also be avoided. Products with synthetic fragrances may contain phthalates, which are linked to preterm birth. When in doubt, consult your healthcare provider before adding new products to your routine.
How Do We Score Products for Pregnancy Safety?
We analyze each product's ingredients and category to flag known risks and provide cautionary notices for general category safety concerns.
A - Safe
Excellent choice! All ingredients are considered safe during pregnancy.
What to do: Use with confidence.
B - Likely Safe
Pretty much safe with very minimal risk. Some ingredients may have limited pregnancy studies, but no significant safety concerns have been identified.
What to do: Use with confidence.
C - Limit
Contains ingredients with some pregnancy considerations. Research shows these ingredients may have limited safety data, potential for minor hormonal effects, or require caution based on animal studies.
What to do: Use sparingly and consider safer alternatives when available.
D - Caution
Similar to C grade but contains multiple cautionary ingredients. The combination increases overall concern.
What to do: Try to avoid if that makes you feel better. If you've already used it, no need to panic.
F - Avoid
Contains ingredients with established risks during pregnancy. Research shows these can cause birth defects, developmental harm, or serious maternal complications.
What to do: Do not use during pregnancy. If you've already used it, don't worry - contact your OBGYN if concerned.
References
- https://www.babymamabrand.com/blogs/good to know/phenoxyethanol safety guide for moms and kids
- https://pubmed.ncbi.nlm.nih.gov/3556838/
- https://onlinelibrary.wiley.com/doi/10.1111/jmwh.13428
- https://blissoma.com/phenoxyethanol dangers phenoxyethanol safe what is phenoxyethanol in skincare
- https://motherfigure.com/safe skincare/phenoxyethanol/
- https://millionmarker.com/pages/pregnancy fertility chemical phenoxyethanol
- https://www.cdc.gov/niosh/docs/83-112/default.html
- https://www.mustelausa.com/blogs/mustela mag/is phenoxyethanol safe for you and your newborn
- https://health.ec.europa.eu/system/files/2021-08/sccs_o_195_0.pdf
- https://nayaglow.com/blogs/news/avoid phenoxyethanol clean skincare
- https://ehp.niehs.nih.gov/1206103
- https://www.zalinaswissorganic.com/blogs/clean beauty selfcare/the truth about phenoxyethanol a-hidden hazard in skincare
- https://www.nbcnews.com/health/health news/fda warns mothers about nipple cream flna1c9463497
- https://pmc.ncbi.nlm.nih.gov/articles/PMC6985251/
- http://sfda.gov.sa/en/warnings/1156
- https://pmc.ncbi.nlm.nih.gov/articles/PMC12598991/
- https://www.lorealdermatologicalbeauty.com/-/media/project/loreal/brand sites/acdpro/master/dmi/skinalliance/articles/phenoxyethanol/phenoxyethanol_execsummary.pdf?rev=a531ca2bc4b44982b6db701c83284d55
- https://terrellhogan.com/fda warns consumers against using mommys bliss nipple cream/
- https://series.publisso.de/sites/default/files/documents/series/mak/dam/Vol2019/Iss1/Alt006/mb12299kske6319_w.pdf
- https://vetmed.agriculturejournals.cz/pdfs/vet/2012/05/05.pdf
