Baby Safety / Compounds / Citral

Is Citral safe for babies and kids?

Elevated risk for kids

Infants are more vulnerable to Citral 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 citral?

The IUPAC name is (2E)-3,7-dimethylocta-2,6-dienal.

Also known as: (2E)-3,7-dimethylocta-2,6-dienal, geranialdehyde, Lemsyn GB, 3,7-Dimethyl-2,6-octadienal.

IUPAC name
(2E)-3,7-dimethylocta-2,6-dienal
CAS number
5392-40-5
Molecular formula
C10H16O
Molecular weight
152.23 g/mol
SMILES
CC(=CCCC(=CC=O)C)C
PubChem CID
638011

Risk for babies

Elevated risk

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

Elevated risk

Prenatal exposure to Citral through personal care products may affect fetal development. Some fragrance chemicals are sensitizers or endocrine-active compounds with transplacental transfer.

Suspected reproductive toxicant (GHS H361) or suspected endocrine disruptor. Precautionary approach warranted. Animal studies or limited human data suggest developmental toxicity potential.

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

Regulatory consensus

3 regulatory and scientific bodies have classified Citral. The classifications differ — that's the data.

AgencyYearClassificationNotes
IFRA2020restrictionIFRA restriction — strong sensitizer
EU_COSMETICS2009allergen_disclosureEU Annex III original 26 allergens
FDA1965GRASGRAS food flavoring

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 citral

  • Personal Care — soap, shampoo, lotion, perfume, cosmetics
  • Consumer Products — detergent, candles, air fresheners, cleaning products
  • Food — lemon/citrus flavoring (GRAS)
  • 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 Citral:

  • Cyclamen aldehyde
    Trade-offs: Alternative fragrance ingredient; individual safety profile should be assessed per IFRA standards; sensitization potential varies by compound; patch testing recommended for sensitive individuals.
    Relative cost: 1.2-2×
  • Hydroxycitronellal (lower sensitization)
    Trade-offs: Removes 95-99% of dissolved contaminants including metals, PFAS, nitrates; wastes 2-4 gallons per gallon produced (improving with newer systems); removes beneficial minerals; $0.05-0.25/gallon; requires pre-treatment for longevity.
    Relative cost: 1.2-2×
  • Citronellol
    Trade-offs: Removes 95-99% of dissolved contaminants including metals, PFAS, nitrates; wastes 2-4 gallons per gallon produced (improving with newer systems); removes beneficial minerals; $0.05-0.25/gallon; requires pre-treatment for longevity.
    Relative cost: 1.2-2×

Frequently asked questions

Is citral safe for kids?

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

What products contain citral?

Citral appears in: soap (Personal care); shampoo (Personal care); detergent (Consumer products); candles (Consumer products); lemon/citrus flavoring (GRAS) (Food).

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

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 citral?

Citral has been classified by 3 agencies including IFRA, EU_COSMETICS, FDA, 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 Citral in the baby app

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

Open in baby View raw API data

Sources (1)
  1. PubChem Compound Database (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 →