Is Hydroxycitronellal safe for babies and kids?
Elevated risk for kidsInfants are more vulnerable to Hydroxycitronellal 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 hydroxycitronellal?
The IUPAC name is 7-hydroxy-3,7-dimethyloctanal.
Also known as: 7-hydroxy-3,7-dimethyloctanal, 7-Hydroxycitronellal, Citronellal hydrate, 3,7-Dimethyl-7-hydroxyoctanal.
- IUPAC name
- 7-hydroxy-3,7-dimethyloctanal
- CAS number
- 107-75-5
- Molecular formula
- C10H20O2
- Molecular weight
- 172.26 g/mol
- SMILES
- CC(CCCC(C)(C)O)CC=O
- PubChem CID
- 7888
Risk for babies
Elevated riskInfants are more vulnerable to Hydroxycitronellal 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.
Risk for pregnant and nursing people
Context-dependentPrenatal exposure to Hydroxycitronellal 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.
Regulatory consensus
2 regulatory and scientific bodies have classified Hydroxycitronellal. The classifications differ — that's the data.
| Agency | Year | Classification | Notes |
|---|---|---|---|
| IFRA | 2020 | restriction | IFRA restriction — sensitization limits |
| EU_COSMETICS | 2009 | allergen_disclosure | EU Annex III original 26 allergens |
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 hydroxycitronellal
- Personal Care — perfume, deodorant, soap, lotion, cosmetics
-
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 Hydroxycitronellal:
-
Lyral-free muguet blends
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: Lower (ingredient elimination)
-
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×
Frequently asked questions
Is hydroxycitronellal safe for kids?
Infants are more vulnerable to Hydroxycitronellal 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 hydroxycitronellal?
Hydroxycitronellal appears in: perfume (Personal care); deodorant (Personal care); perfume (Fragrance); cologne (Fragrance).
What should I do if my child is exposed to hydroxycitronellal?
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 Hydroxycitronellal in the baby app
Look up products containing hydroxycitronellal, compare to alternatives, and explore the full data record.
Open in baby View raw API dataSources (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 →