Baby Safety / Compounds / Carrageenan

Is Carrageenan safe for babies and kids?

Moderate risk for kids

Infants face elevated exposure to Carrageenan through formula, baby food, and breast milk contamination. Immature hepatic metabolism and higher intake-to-body-weight ratio amplify dose.

What is carrageenan?

The IUPAC name is zinc;1-(5-cyano-2-pyridinyl)-3-[2-(6-fluoro-2-hydroxy-3-propanoylphenyl)cyclopropyl]urea;diacetate.

Also known as: zinc;1-(5-cyano-2-pyridinyl)-3-[2-(6-fluoro-2-hydroxy-3-propanoylphenyl)cyclopropyl]urea;diacetate, FC166779, G72751, Carrageenan, native.

IUPAC name
zinc;1-(5-cyano-2-pyridinyl)-3-[2-(6-fluoro-2-hydroxy-3-propanoylphenyl)cyclopropyl]urea;diacetate
CAS number
9000-07-1
Molecular formula
C23H23FN4O7Zn
Molecular weight
551.8 g/mol
SMILES
CCC(=O)C1=C(C(=C(C=C1)F)C2CC2NC(=O)NC3=NC=C(C=C3)C#N)O.CC(=O)[O-].CC(=O)[O-].[Zn+2]
PubChem CID
78126884

Risk for babies

Moderate risk

Infants face elevated exposure to Carrageenan through formula, baby food, and breast milk contamination. Immature hepatic metabolism and higher intake-to-body-weight ratio amplify dose.

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 metabolism and increases susceptibility to Carrageenan. Dietary additives consumed during pregnancy cross the placenta; safety margins for adults may not protect the developing fetus.

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

1 regulatory bodyhas classified Carrageenan.

AgencyYearClassificationNotes
EPA CTX / IARC—Group 3 - Not classifiable as to its carcinogenicity to humans

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 carrageenan

  • Industrial Facilities — Manufacturing plants, Chemical storage areas, Waste treatment sites
  • Occupational Environments — Factories, Warehouses, Transportation vehicles
  • Food — processed food, beverages, candy, baked goods
  • Fragrance — perfume, cologne, scented personal care products, household fragrance products, candles
    Identified in Fragrance Ingredient Safety Priority Research database (2,325 ingredients)

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Carrageenan:

  • 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 carrageenan safe for kids?

Infants face elevated exposure to Carrageenan through formula, baby food, and breast milk contamination. Immature hepatic metabolism and higher intake-to-body-weight ratio amplify dose.

What products contain carrageenan?

Carrageenan appears in: Manufacturing plants (Industrial facilities); Chemical storage areas (Industrial facilities); Factories (Occupational environments); Warehouses (Occupational environments); processed food (Food).

What should I do if my child is exposed to carrageenan?

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 Carrageenan in the baby app

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

Open in baby View raw API data

Sources (2)
  1. US FDA: Carrageenan — GRAS Status, 21 CFR 172.620, Distinction from Degraded Carrageenan (Poligeenan), USDA NOP Organic Reinstatement (2020), and Dietary Exposure Assessment (2022) (2022) — regulatory
  2. EFSA Panel on Food Additives: Re-evaluation of Carrageenan (E407) and Processed Eucheuma Seaweed (E407a) — Infant Formula Prohibition Recommendation, Adult ADI 'Not Specified,' Inflammation Pathway Assessment, and Degraded Fraction Impurity Concerns (EFSA Journal 2018;16(4):5238) (2018) — 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 →