Baby Safety / Compounds / Nonylphenol ethoxylates

Is Nonylphenol ethoxylates safe for babies and kids?

Context-dependent for kids

Infants are exposed to Nonylphenol ethoxylates through residues on laundered clothing, baby wipes, and bathing products. Immature skin barrier increases dermal absorption.

What is nonylphenol ethoxylates?

Also known as: 4-Nonylphenol diethoxylate, Nonoxynol-2, U4A966MO25, RefChem:1071320.

CAS number
9016-45-9
Molecular formula
C19H32O3
Molecular weight
308.5 g/mol
SMILES
CCCCCCCCCC1=CC=C(C=C1)OCCOCCO
PubChem CID
24773

Risk for babies

Context-dependent

Infants are exposed to Nonylphenol ethoxylates through residues on laundered clothing, baby wipes, and bathing products. Immature skin barrier increases dermal absorption.

Neonates and infants up to 12 months have incomplete blood-brain barrier development, immature Phase I/II metabolic enzymes (particularly CYP3A4, UGT1A1), and higher gastrointestinal permeability. Equivalent doses produce higher internal concentrations and longer residence times.

What to do: Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

Risk for pregnant and nursing people

Context-dependent

Regulatory consensus

1 regulatory bodyhas classified Nonylphenol ethoxylates.

AgencyYearClassificationNotes
EDC Assessment—Confirmed endocrine disruptor

Regulators apply different standards of evidence — animal-data weighting, exposure-pattern assumptions, epidemiological power thresholds — which is why two scientific bodies can review the same data and reach different conclusions. The disagreement is the data.

Where kids encounter nonylphenol ethoxylates

  • Consumer Products — personal care, cleaning, industrial

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Nonylphenol ethoxylates:

  • Alcohol ethoxylates (non-alkylphenol); Plant-derived surfactants
    Trade-offs: Consumer preference for 'natural' label; many natural fragrance compounds are potent allergens (limonene, linalool, eugenol); 'natural' ≠ 'safe'; often more expensive than synthetic equivalents.
    Relative cost: 2-5× conventional

Frequently asked questions

Is nonylphenol ethoxylates safe for kids?

Infants are exposed to Nonylphenol ethoxylates through residues on laundered clothing, baby wipes, and bathing products. Immature skin barrier increases dermal absorption.

What products contain nonylphenol ethoxylates?

Nonylphenol ethoxylates appears in: personal care (Consumer products); cleaning (Consumer products).

What should I do if my child is exposed to nonylphenol ethoxylates?

Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

See Nonylphenol ethoxylates in the baby app

Look up products containing nonylphenol ethoxylates, compare to alternatives, and explore the full data record.

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Sources (1)
  1. PubChem (2026) — database

Reference data, not professional advice. Aggregates publicly available regulatory and scientific data; not a substitute for veterinary, medical, legal, or regulatory advice. Why we built ALETHEIA →