Baby Safety / Compounds / o-Cresol

Is o-Cresol safe for babies and kids?

Context-dependent for kids

(Babies-specific data is limited; this page draws from human pregnant context.) Pregnancy alters the metabolism and distribution of o-Cresol, potentially increasing fetal exposure. The developing embryo/fetus is vulnerable during organogenesis (weeks 3-8) and neurological development. Placental transfer should be assumed.

What is o-cresol?

Also known as: 2-Methylphenol, Orthocresol, 2-hydroxytoluene, 2-Cresol.

CAS number
95-48-7
Molecular formula
C7H8O
Molecular weight
108.14 g/mol
SMILES
CC1=CC=CC=C1O
PubChem CID
335

Risk for babies

Context-dependent

Pregnancy alters the metabolism and distribution of o-Cresol, 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.

Risk for pregnant and nursing people

Context-dependent

Pregnancy alters the metabolism and distribution of o-Cresol, 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

1 regulatory bodyhas classified o-Cresol.

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 o-cresol

  • Consumer Products — personal care, industrial, food contact

Safer alternatives

Lower-risk approaches that achieve a similar outcome to o-Cresol:

  • N/A — exposure reduction
    Trade-offs: Exposure reduction does not eliminate the hazard but lowers risk to acceptable levels when alternatives are not available or practical. Requires ongoing monitoring and compliance.
    Relative cost: 1.2-2×

Frequently asked questions

What products contain o-cresol?

o-Cresol appears in: personal care (Consumer products); industrial (Consumer products).

See o-Cresol in the baby app

Look up products containing o-cresol, 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 →