Baby Safety / Compounds / p-Cymene

Is p-Cymene safe for babies and kids?

Context-dependent for kids

(Babies-specific data is limited; this page draws from human pregnant context.) Prenatal exposure to p-Cymene through personal care products may affect fetal development. Some fragrance chemicals are sensitizers or endocrine-active compounds with transplacental transfer.

What is p-cymene?

Also known as: 4-Isopropyltoluene, p-Isopropyltoluene, Dolcymene, p-Cymol.

CAS number
99-87-6
Molecular formula
C10H14
Molecular weight
134.22 g/mol
SMILES
CC1=CC=C(C=C1)C(C)C
PubChem CID
7463

Risk for babies

Context-dependent

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

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.

Risk for pregnant and nursing people

Context-dependent

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

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 p-Cymene.

AgencyYearClassificationNotes
Unknown——

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 p-cymene

  • Personal Care — perfume, soap, cosmetics
  • Consumer Products — cleaning products, candles

Safer alternatives

Lower-risk approaches that achieve a similar outcome to p-Cymene:

  • Lower-sensitization structural analog; Unscented formulation
    Trade-offs: Eliminates allergen risk entirely; consumer acceptance varies (some associate scent with cleanliness/efficacy); growing market segment; regulatory advantage in EU (no IFRA compliance needed).
    Relative cost: 1.2-2×

Frequently asked questions

What products contain p-cymene?

p-Cymene appears in: perfume (Personal care); soap (Personal care); cleaning products (Consumer products); candles (Consumer products).

See p-Cymene in the baby app

Look up products containing p-cymene, compare to alternatives, and explore the full data record.

Open in baby View raw API data

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 →