Baby Safety / Compounds / Caprylyl glycol

Is Caprylyl glycol 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 Caprylyl glycol, 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 caprylyl glycol?

The IUPAC name is 1,2-octanediol.

Also known as: 1,2-octanediol, octane-1,2-diol, octylene glycol, DB-249772.

IUPAC name
1,2-octanediol
CAS number
1117-86-8
Molecular formula
C8H18O2
Molecular weight
146.23 g/mol
SMILES
C1=CC=[N+](C=C1)CC(=CCl)Cl.[Cl-]
PubChem CID
70637

Risk for babies

Context-dependent

Pregnancy alters the metabolism and distribution of Caprylyl glycol, 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 Caprylyl glycol, 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

2 regulatory and scientific bodies have classified Caprylyl glycol. The classifications differ — that's the data.

AgencyYearClassificationNotes
EU_CLP—Not ClassifiedBelow hazard classification thresholds
INCI——Approved cosmetic ingredient; compliant with EC/CN 1223/2009

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 caprylyl glycol

  • skincare products
  • haircare products
  • cosmetics
  • preservative systems

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Caprylyl glycol:

  • Glycerin (plant-derived) — gold standard humectant, excellent safety profile
    Trade-offs: Consumer preference for 'natural' label; many natural fragrance compounds are potent allergens (limonene, linalool, eugenol); 'natural' ≠ 'safe'; often more expensive than synthetic equivalents.
    Relative cost: 2-5× conventional
  • Hyaluronic acid — naturally occurring, very low sensitization potential
    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: 2-5× conventional
  • Panthenol (provitamin B5) — well-tolerated, additional skin-soothing properties
    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

What products contain caprylyl glycol?

Caprylyl glycol appears in: skincare products; haircare products; cosmetics.

See Caprylyl glycol in the baby app

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

Open in baby View raw API data

Sources (2)
  1. PubChem Compound CID 70637 — database
  2. ATSDR Toxicological Profile — CAS 1117-86-8 — reference

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 →