Breastfeeding
Skincare ingredients to avoid while breastfeeding
Breastfeeding asks a narrower question than pregnancy does: not what crosses a placenta, but what reaches milk or reaches a baby's skin directly. 512 ingredients carry a breastfeeding flag in this catalogue, 217 of them marked avoid.
Flagged means avoid, high risk or medium risk in this profile. A good share of these flags are about transfer rather than about toxicity: an ingredient that is unremarkable on a forearm can matter a great deal on a nipple, or on a hand a baby puts in its mouth. Every ingredient below has its own page with the level, the evidence behind it and the safer options the catalogue names. The full index is at all ingredients, A to Z.
Flagged
512
Ingredients carrying avoid, high risk or medium risk for breastfeeding.
Not Recommended
217
Avoid and high risk together. Use something else while this profile applies.
Caution Advised
295
Medium risk. Worth reading the assessment before the product goes in the basket.
Catalogue read 15 September 2026. Every figure on this page comes out of that snapshot.
Caution Advised
295 of the 512 ingredients flagged for breastfeeding.
Medium risk. Published guidance stops short of advising against these, and usually turns on how much, how often, or over how much skin. Open an ingredient to see what the concern actually is.
- Juniperus Mexicana Oil
Passes into breast milk, Infant exposure
Medium risk - Citrus Reticulata Peel Oil
Common allergen, Irritant, Increases sun sensitivity
Medium risk - Azadirachta Indica Leaf Extract
Passes into breast milk
Medium risk - Ocimum Basilicum Oil
Passes into breast milk, Infant exposure
Medium risk - Soy Isoflavones
Passes into breast milk, Hormone disruptor
Medium risk - Dioscorea Villosa Root Extract
Hormone disruptor, Passes into breast milk
Medium risk - Hizikia Fusiforme Extract
Absorbed into the body
Medium risk - N-Butyl Alcohol
Absorbed into the body, Irritant
Medium risk - Artemisia Absinthium Extract
Passes into breast milk
Medium risk - Eugenia Caryophyllus Bud Oil
Passes into breast milk, Infant exposure
Medium risk - Azadirachta Indica Seed Oil
Passes into breast milk, Infant exposure
Medium risk - Cinnamomum Camphora Bark Oil
Passes into breast milk, Infant exposure
Medium risk - Leptospermum Scoparium Branch/Leaf Oil
Passes into breast milk, Infant exposure
Medium risk - Melia Azadirachta Seed Oil
Passes into breast milk, Infant exposure
Medium risk - Artemisia Vulgaris Oil
Passes into breast milk
Medium risk - Silver
Passes into breast milk, Infant exposure
Medium risk - Hypericum Perforatum Flower/Leaf/Stem Extract
Passes into breast milk
Medium risk - Capsicum Frutescens Fruit Extract
Irritant, Infant exposure
Medium risk - Lauramide DEA
Absorbed into the body, Infant exposure
Medium risk - Thymus Vulgaris Oil
Passes into breast milk, Irritant
Medium risk - Aphanizomenon Flos-Aquae Extract
Passes into breast milk, Infant exposure
Medium risk - Glyoxal
Absorbed into the body
Medium risk - Citrus Aurantifolia Peel Extract
Increases sun sensitivity, Irritant
Medium risk - Methyl Perfluorobutyl Ether
Passes into breast milk, Infant exposure
Medium risk - Pollen Extract
Common allergen
Medium risk - Myristica Fragrans Kernel Oil
Passes into breast milk, Infant exposure
Medium risk - Trifolium Pratense Extract
Passes into breast milk, Hormone disruptor
Medium risk - Parabens
Passes into breast milk, Infant exposure, Hormone disruptor
Medium risk - Cinnamomum Zeylanicum Leaf Oil
Irritant
Medium risk - Kalanchoe Pinnata Leaf Extract
Passes into breast milk
Medium risk - Etocrylene
Passes into breast milk, Infant exposure
Medium risk - Alkanna Tinctoria Root Extract
Passes into breast milk
Medium risk - Rheum Palmatum Root Extract
Passes into breast milk
Medium risk - Foeniculum Vulgare Oil
Endocrine disruptor, Passes into breast milk
Medium risk - Mentha Piperita Leaf Oil
May affect milk supply
Medium risk - Thymus Vulgaris Flower/Leaf Oil
Passes into breast milk, Infant exposure
Medium risk - P-Aminophenol
Absorbed into the body, Passes into breast milk
Medium risk - Illicium Verum Fruit/Seed Oil
Passes into breast milk, Infant exposure
Medium risk - Hypericum Perforatum Flower Extract
Passes into breast milk
Medium risk - Cinnamomum Zeylanicum Bark Oil
Irritant, Passes into breast milk
Medium risk - Trifolium Pratense Leaf Extract
Hormone disruptor, Infant exposure
Medium risk - Achillea Millefolium Oil
Passes into breast milk, Common allergen
Medium risk - Nymphaea Coerulea Flower Extract
Passes into breast milk
Medium risk - Toluene-2,5-Diamine Sulfate
Absorbed into the body
Medium risk - Medium risk
- Perfluorooctyl Triethoxysilane
Passes into breast milk, Infant exposure
Medium risk - Lavandula Officinalis Flower Oil
Passes into breast milk, Infant exposure, Hormone disruptor
Medium risk - 2,4-Diaminophenoxyethanol HCl
Absorbed into the body, Infant exposure
Medium risk - Ammonia
Irritant
Medium risk - Cinchona Succirubra Bark Extract
Passes into breast milk
Medium risk - PEG-2 Soyamine
Passes into breast milk, Endocrine disruptor
Medium risk - Thuja Orientalis Extract
Passes into breast milk
Medium risk - Colloidal Platinum
Absorbed into the body
Medium risk - Mentha Spicata Leaf Oil
May affect milk supply
Medium risk - Phenyl Salicylate
Passes into breast milk, Hormone disruptor
Medium risk - Myroxylon Pereirae Oil
Common allergen, Infant exposure
Medium risk - Triphenyl Phosphate
Endocrine disruptor, Absorbed into the body
Medium risk - 2-Methylresorcinol
Absorbed into the body, Infant exposure
Medium risk - Eugenia Caryophyllus Bud Extract
Passes into breast milk, Infant exposure
Medium risk - N,N-Bis(2-Hydroxyethyl)-P-Phenylenediamine Sulfate
Absorbed into the body, Infant exposure
Medium risk - Polyperfluoromethylisopropyl Ether
Passes into breast milk, Infant exposure
Medium risk - Methyl Salicylate
Passes into breast milk, Absorbed into the body
Medium risk - Cnidium Monnieri Fruit Extract
May affect milk supply, Interferes with hormones
Medium risk - Mahonia Aquifolium Root Extract
Passes into breast milk
Medium risk - Anethole
Passes into breast milk, Hormone disruptor
Medium risk - Maclura Cochinchinensis Leaf Prenylflavonoids
Passes into breast milk
Medium risk - Rhododendron Chrysanthum Leaf Extract
Passes into breast milk
Medium risk - Sodium Propylparaben
Passes into breast milk, Infant exposure
Medium risk - Aesculus Hippocastanum Bark Extract
Passes into breast milk
Medium risk - Isopropylparaben
Passes into breast milk, Endocrine disruptor
Medium risk - Medium risk
- Cimicifuga Dahurica Root Extract
Passes into breast milk, Interferes with hormones
Medium risk - Diaminopyrimidine Oxide
Passes into breast milk, Infant exposure
Medium risk - Sodium Retinoyl Hyaluronate
Passes into breast milk
Medium risk - Sodium Stannate
Absorbed into the body, Infant exposure
Medium risk - Cinnamomum Camphora Wood Oil
Passes into breast milk, Infant exposure
Medium risk - Lavandula Hybrida Grosso Herb Oil
Passes into breast milk, Infant exposure
Medium risk - Piper Methysticum Root Extract
Passes into breast milk
Medium risk - Cocamide
Absorbed into the body
Medium risk - Polygonum Multiflorum Extract
Passes into breast milk
Medium risk - Psoralea Corylifolia Fruit Extract
Passes into breast milk, Increases sun sensitivity
Medium risk - Trisodium NTA
Carcinogen concern, Passes into breast milk
Medium risk - Glyoxylic Acid
Absorbed into the body
Medium risk - Cannabis Sativa Leaf Extract
Passes into breast milk
Medium risk - Hypericum Perforatum Oil
Passes into breast milk
Medium risk - Perfluorononyl Dimethicone
Passes into breast milk, Infant exposure
Medium risk - Tabebuia Impetiginosa Bark Extract
Passes into breast milk, Infant exposure
Medium risk - Aluminum Sucrose Octasulfate
Absorbed into the body, Passes into breast milk
Medium risk - HEMA
Common allergen, Irritant, Absorbed into the body
Medium risk - Panax Ginseng Leaf/Stem Extract
Passes into breast milk, Hormone disruptor
Medium risk - Benzophenone-9
Passes into breast milk, Endocrine disruptor
Medium risk - Capsicum Frutescens Resin
Irritant, Infant exposure
Medium risk - Ginsenosides
Passes into breast milk, Hormone disruptor
Medium risk - Mentha Haplocalix Extract
May affect milk supply
Medium risk - Potassium Iodide
Passes into breast milk, Infant exposure
Medium risk - Angelica Archangelica Root Oil
Passes into breast milk, Increases sun sensitivity
Medium risk - Distearyl Phthalic Acid Amide
Passes into breast milk, Infant exposure
Medium risk - Citrus Medica Vulgaris Peel Oil
Increases sun sensitivity
Medium risk - Heptane
Absorbed into the body, Infant exposure
Medium risk - Matrine
Passes into breast milk, Absorbed into the body
Medium risk - Acorus Gramineus Root/Stem Extract
Passes into breast milk, Infant exposure
Medium risk - Diethylamine
Absorbed into the body, Irritant
Medium risk - Ichthammol
Infant exposure
Medium risk - Nymphaea Caerulea Flower Water
Passes into breast milk, Infant exposure
Medium risk - Palm Kernelamide Dea
Absorbed into the body
Medium risk - Tanacetum Annuum Flower/Leaf/Stem Oil
Passes into breast milk, Infant exposure
Medium risk - Cannabis Sativa Flower/Leaf/Stem Extract
Passes into breast milk, Infant exposure
Medium risk - Chelidonium Majus Extract
Passes into breast milk
Medium risk - Arnica Chamissonis Flower Extract
Passes into breast milk, Infant exposure
Medium risk - Clematis Vitalba Leaf Extract
Irritant
Medium risk - Tanacetum Vulgare Extract
Passes into breast milk
Medium risk - Mentha Arvensis Leaf/Stem Oil
May affect milk supply, Infant exposure
Medium risk - P-Chloro-M-Cresol
Endocrine disruptor, Infant exposure
Medium risk - Pimpinella Anisum Seed Extract
May affect milk supply
Medium risk - 2-Amino-3-Hydroxypyridine
Absorbed into the body, Infant exposure
Medium risk - Selenium Sulfide
Passes into breast milk, Infant exposure
Medium risk - Bumetrizole
Passes into breast milk
Medium risk - DEA-Cetyl Phosphate
Absorbed into the body, Passes into breast milk
Medium risk - Butylphthalimide
Passes into breast milk
Medium risk - Dioscorea Panthaica Root Extract
Hormone disruptor, May affect milk supply
Medium risk
The same ingredient, answered four other ways.
An ingredient is not safe or unsafe on its own. It is safe or unsafe for a person at a point in their life, which is why the same name sits in one list and not in another.
The short way
Check the tube before it goes near the baby.
Truva answers for breastfeeding as its own profile, including the ingredients that only become a problem because of where you are putting them.
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