Baby Safety / Compounds / Diethanolamine (DEA)

Is Diethanolamine (DEA) safe for babies and kids?

Moderate risk for kids

Infants are more vulnerable to Diethanolamine (DEA) than children or adults due to immature hepatic/renal clearance, higher intake-to-body-weight ratio, rapid organ development, and increased gastrointestinal absorption.

What is diethanolamine (dea)?

The IUPAC name is 2-(2-hydroxyethylamino)ethanol.

Also known as: 2-(2-hydroxyethylamino)ethanol, DIETHANOLAMINE, 2,2'-Iminodiethanol, Diolamine.

IUPAC name: 2-(2-hydroxyethylamino)ethanol
CAS number: 111-42-2
Molecular formula: C4H11NO2
Molecular weight: 105.14 g/mol
SMILES: C(CO)NCCO
PubChem CID: 8113

Risk for babies

Moderate risk

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

Pregnancy alters the metabolism and distribution of Diethanolamine (DEA), potentially increasing fetal exposure. The developing embryo/fetus is vulnerable during organogenesis (weeks 3-8) and neurological development. Placental transfer should be assumed.

No specific reproductive toxicity data identified, but pregnancy-specific safety data is limited for most chemicals. Precautionary minimization of exposure is recommended.

What to do: Minimize exposure during pregnancy and lactation. Consult healthcare provider regarding specific risks. Consider alternative products with lower hazard profiles.

Regulatory consensus

18 regulatory and scientific bodies have classified Diethanolamine (DEA). The classifications differ — that's the data.

Agency	Year	Classification
IARC	—	Group 2
EPA CTX / IARC	—	Group 2B - Possibly carcinogenic to humans
EPA CTX / CalEPA	—	Known human carcinogen
EPA CTX / Genetox	—	Genotoxicity: negative (Ames: negative, 0 positive / 11 negative reports)
EPA CTX / Genetox	—	Genotoxicity: negative (Ames: negative, 0 positive / 11 negative reports)
EPA CTX / Skin-Eye	—	Eye Irritation: Eye Dam. 1 (score: very high)
EPA CTX / Skin-Eye	—	Skin Irritation: Skin Irrit. 2 (score: high)
EPA CTX / Skin-Eye	—	Skin Sensitization: Sh (score: high)
EPA CTX / Skin-Eye	—	Eye Irritation: Serious eye damage/eye irritation - Category 2A (score: high)
EPA CTX / Skin-Eye	—	Skin Irritation: Skin corrosion/irritation - Category 2 (score: high)
EPA CTX / Skin-Eye	—	Eye Irritation: Category 1 (score: very high)
EPA CTX / Skin-Eye	—	Skin Irritation: Category 2 (score: high)
EPA CTX / Skin-Eye	—	Skin Sensitization: Not classified (score: low)
EPA CTX / Skin-Eye	—	Eye Irritation: Category 6.4A (Category 2A) (score: high)
EPA CTX / Skin-Eye	—	Skin Irritation: Category 6.3B (Category 3) (score: moderate)
EPA CTX / Skin-Eye	—	Eye Irritation: Category 8.3A (Category 1) (score: very high)
EPA CTX / Skin-Eye	—	Skin Irritation: Category 6.3A (Category 2) (score: high)
EPA CTX / Skin-Eye	—	skin sensitisation: in vivo (non-LLNA): Not likely to be sensitizing (score: low)

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 diethanolamine (dea)

Industrial Facilities — Manufacturing plants, Chemical storage areas, Waste treatment sites
Occupational Environments — Factories, Warehouses, Transportation vehicles

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Diethanolamine (DEA):

Fragrance-free formulations
Trade-offs: Consumer preference for scented products

Relative cost: Lower (ingredient elimination)
Essential oil-based fragrances (with disclosure)
Trade-offs: Natural does not mean safe — many essential oils are skin sensitizers

Relative cost: 2-5× conventional

Frequently asked questions

Is diethanolamine (dea) safe for kids?

What products contain diethanolamine (dea)?

Diethanolamine (DEA) appears in: Manufacturing plants (Industrial facilities); Chemical storage areas (Industrial facilities); Factories (Occupational environments); Warehouses (Occupational environments).

What should I do if my child is exposed to diethanolamine (dea)?

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.

Why do regulators disagree about diethanolamine (dea)?

Diethanolamine (DEA) has been classified by 18 agencies including IARC, EPA CTX / IARC, EPA CTX / CalEPA, EPA CTX / Genetox, EPA CTX / Genetox, with differing conclusions. 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. See the regulatory consensus table on this page for the full picture.

See Diethanolamine (DEA) in the baby app

Look up products containing diethanolamine (dea), compare to alternatives, and explore the full data record.

Open in baby View raw API data

Sources (2)

IARC Monographs Volume 101: Diethanolamine — Group 2B Evaluation (Possibly Carcinogenic to Humans) — Hepatocellular Tumors in Mice (NTP Topical Studies) (2012) — regulatory
US FDA: Diethanolamine and Cosmetic Products — N-Nitrosodiethanolamine (NDELA) Formation, Safety Guidance, and Consumer Information (2013) — regulatory

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 →