Is Byoma Hydrating Serum Safe During Pregnancy? (Updated 2026 Guide)
Updated July 13, 2026
Byoma Hydrating Serum
Byoma
Byoma Hydrating Serum receives a B+ pregnancy safety grade. Its formula is largely made up of low concern moisturizing and barrier supporting ingredients, while sodium stearoyl glutamate and tocopherol are classified as likely safe rather than fully risk free.
Go ahead and use it. Nothing to worry about here.
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What Ingredients Are in Byoma Hydrating Serum?
Byoma Hydrating Serum has 28 ingredients. All 26 ingredients are considered safe for pregnancy.
sodium stearoyl glutamate
LIKELY SAFE
Sodium stearoyl glutamate is a naturally occurring amino acid and neurotransmitter found in protein rich foods and used as a flavor enhancer. This ingredient is rated likely safe, although pregnancy data on excessive high dose glutamate exposure are limited.
tocopherol
LIKELY SAFE
Tocopherol is a fat soluble antioxidant Vitamin commonly found in prenatal supplements and vegetable oils. Topical tocopherol is rated likely safe, while concerns described for vitamin E involve excessive oral intake rather than typical cosmetic use.
ammonium acryloyldimethyltaurate vp copolymer
SAFE
Ammonium acryloyldimethyltaurate VP copolymer is a versatile synthetic polymer used in cosmetics and skincare products as a thickening, stabilizing, and film forming agent. This topical thickener and stabilizer is considered low concern during pregnancy.
aqua
SAFE
Aqua is the scientific term for water, commonly used as a solvent and base ingredient in various cosmetic and skincare products. Water is a pregnancy safe solvent and base for topical skincare.
butylene glycol
SAFE
Butylene glycol is a versatile, colorless, and odorless solvent and humectant commonly used in skincare and cosmetic formulations to help retain moisture and improve product texture. This topical humectant and solvent is considered low concern during pregnancy.
caprylhydroxamic acid
SAFE
Caprylhydroxamic acid is a natural chelating agent and preservative booster derived from Coconut oil, commonly used in skincare and cosmetic formulations. This preservative supporting ingredient is considered low concern in topical pregnancy skincare.
caprylic capric triglyceride
SAFE
Caprylic/Capric Triglyceride is a lightweight, skin conditioning oil derived from Coconut oil and glycerin that helps moisturize and improve the texture of the skin. This moisturizing skin Conditioner is considered low concern during pregnancy.
caprylyl glycol
SAFE
Caprylyl glycol is a versatile moisturizing agent and skin Conditioner commonly used in skincare products for its humectant and antimicrobial properties. This moisturizing and preservative supporting ingredient is considered low concern during pregnancy.
ceramide np
SAFE
Ceramide NP is a lipid molecule that helps strengthen and restore the skin's natural barrier, providing hydration and protection against environmental stressors. This barrier supporting skin lipid is considered low concern during pregnancy.
cholesterol
SAFE
Cholesterol is a waxy, fat like substance found in the blood and cells that is essential for hormone production and cell membrane integrity. Topical cholesterol supports the skin barrier and is considered low concern during pregnancy.
dipotassium glycyrrhizate
SAFE
Dipotassium glycyrrhizate is a potassium salt derived from Licorice root extract, commonly used for its soothing and anti inflammatory properties in skincare products. This licorice derived soothing ingredient is considered low concern in topical pregnancy skincare.
dipropylene glycol
SAFE
Dipropylene glycol is a clear, colorless, and odorless solvent commonly used in cosmetics, fragrances, and industrial applications for its excellent solvency and low toxicity. This cosmetic solvent is considered low concern when used topically during pregnancy.
ethylhexylglycerin
SAFE
Ethylhexylglycerin is a skin conditioning agent and preservative booster commonly used in cosmetics to enhance product stability and provide mild antimicrobial benefits. This skin Conditioner and preservative booster is considered low concern during pregnancy.
glycerin
SAFE
Glycerin is a colorless, odorless, and sweet tasting humectant commonly used in skincare products to attract and retain moisture in the skin. This moisture attracting humectant is considered low concern during pregnancy.
glyceryl oleate
SAFE
Glyceryl oleate is a versatile emulsifier and skin conditioning agent derived from glycerin and oleic acid, commonly used in cosmetics and skincare products. This emulsifier and skin Conditioner is considered low concern during pregnancy.
hydrogenated lecithin
SAFE
Hydrogenated lecithin is a processed form of lecithin that acts as an emulsifier and stabilizer in food and cosmetic products. This topical emulsifier and stabilizer is considered low concern during pregnancy.
hydrogenated rapeseed alcohol
SAFE
This formulation ingredient is treated as low concern for topical use during pregnancy.
hydroxyacetophenone
SAFE
Hydroxyacetophenone is a chemical compound commonly used in skincare formulations for its antioxidant and skin soothing properties. This antioxidant and skin soothing ingredient is considered low concern during pregnancy.
hydroxyethyl acrylate sodium acryloyldimethyl taurate copolymer
SAFE
This topical texture and stabilizing polymer is considered low concern during pregnancy.
lactic acid
SAFE
Lactic acid is a naturally occurring alpha hydroxy acid commonly used in skincare for exfoliation and improving skin texture. This exfoliating alpha hydroxy acid is considered low concern in topical use, though sensitive pregnancy skin may become irritated.
oleic acid
SAFE
Oleic acid is a monounsaturated fatty acid commonly found in olive oil, known for its beneficial effects on heart health and skin nourishment. This fatty acid skin Conditioner is considered low concern during pregnancy.
phytosphingosine
SAFE
Phytosphingosine is a naturally occurring sphingolipid that helps to strengthen the skin's barrier and provide antimicrobial benefits. This barrier supporting skin lipid is considered low concern during pregnancy.
polyglyceryl 4 oleate
SAFE
This topical emulsifier is treated as low concern during pregnancy.
sodium phytate
SAFE
Sodium phytate is a salt derived from phytic acid that acts as a natural chelating agent, commonly used as an antioxidant and preservative in food and cosmetic products. This chelating and formula stabilizing ingredient is considered low concern during pregnancy.
sorbitan isostearate
SAFE
Sorbitan isostearate is a surfactant and emulsifier derived from sorbitol and isostearic acid, commonly used to stabilize and thicken cosmetic and skincare formulations. This cosmetic emulsifier is considered low concern when used topically during pregnancy.
squalane
SAFE
Squalane is a lightweight, stable, and moisturizing oil derived from plant sources or shark liver that helps hydrate and protect the skin. This moisturizing emollient is considered low concern during pregnancy.
stearic acid
SAFE
Stearic acid is a naturally occurring saturated fatty acid commonly used as an emulsifier and thickening agent in cosmetics and skincare products. This fatty acid thickener and emulsifier is considered low concern during pregnancy.
xanthan gum
SAFE
Xanthan gum is a natural thickening and stabilizing agent derived from fermented sugars, commonly used in gluten free baking and food processing. This thickening and stabilizing ingredient is considered low concern during pregnancy.
Answering Your Questions
How much Byoma Hydrating Serum is safe during pregnancy?
Apply a thin, even layer typically a few drops to clean skin. Use only enough to cover your face without leaving it excessively wet or sticky.
Can you use Byoma Hydrating Serum daily while pregnant?
Use once daily at first, then increase to morning and evening if your skin tolerates it. Reduce use if you notice irritation, and follow with Moisturizer as needed.
Why did Byoma Hydrating Serum receive a B+ grade?
The B+ reflects simple ingredient based scoring: most ingredients are low concern moisturizers, emollients, or formulation aids, while sodium stearoyl glutamate and tocopherol are rated likely safe. The concerns associated with these two ingredients relate mainly to excessive oral exposure, but limited pregnancy specific data keeps the product from receiving the highest grade.
Can I use Byoma Hydrating Serum while breastfeeding?
Its mostly low concern topical formula is generally compatible with breastfeeding. Avoid applying it on or near the nipple, and wash any treated skin that could contact your baby.
What are pregnancy friendly alternatives to this serum?
Look for a fragrance free hydrating Serum or Moisturizer built around glycerin, ceramides, squalane, or hyaluronic acid. Choose a simple formula without retinoids or hydroquinone, and check the complete ingredient list because formulas can change.
Should I use this hydrating serum instead of moisturizer?
A Serum adds lightweight hydration but may not seal in moisture as effectively as a Moisturizer. If your skin feels dry, apply the Serum first and follow with a pregnancy compatible moisturizer.
Does this serum contain retinol or hydroquinone?
Neither retinol nor hydroquinone appears in the ingredient list reviewed here. Check the packaging before each purchase in case the formula has been updated.
Can I use this serum if pregnancy has made my skin sensitive?
You can introduce it gradually, but lactic acid and other formula components may still irritate very sensitive skin. Patch test first, stop if burning or persistent redness develops, and ask your clinician about severe or ongoing reactions.
What Are Pregnancy Safe Alternatives to Byoma Hydrating Serum?
Here are some solid alternatives. Everything below has an A or B grade, meaning no flagged ingredients in our database.
| Grade | Product | Brand | Type |
|---|---|---|---|
| B+ | Good Molecules Hyaluronic Acid Serum 1.0 Fl Oz / 30 Ml | Good Molecules | serum |
| A | Hyaluronic Acid 2% + B5 | The Ordinary | serum |
| A | Cosmedica Skincare Pure Hyaluronic Acid Serum | Cosmedica Skincare | serum |
| A | Skinceuticals Phloretin Cf 30Ml | Skinceuticals | serum |
Are Other Byoma Products Safe During Pregnancy?
We looked at 11 other Byoma products. 2 are pregnancy safe (A or B grade), while 9 need a closer look.
| Grade | Product | Type |
|---|---|---|
| B+ | Byoma Moisturizing Rich Cream | moisturizer |
| B+ | Byoma Moisturizing Rich Cream - 1.69 Fl Oz | moisturizer |
| C | Byoma Blemish Acne Control Moisturizer | — |
| C | Byoma Milky Oil Face Cleanser 3.38 Fl Oz | — |
How Does Byoma Hydrating Serum Compare to Other Serums?
We graded 144 Serums for pregnancy safety. Here's how they stack up:
Byoma Hydrating Serum earns a B+ grade, placing it among the top of Serums. Only 3% of products in this category get an A grade, so it pays to choose carefully.
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.
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