4.0
ISS Score
D — Higher caution — limited safety data
↑ Higher = Safer
Environmental
(ESS)
(ESS)
—
Confidence
(CSS)
(CSS)
—
fragrance ingredient · flavoring agent · solvent · emollient
Allyl Caproate
Also known as: Caproic acid allyl ester, Allyl hexanoate
Molecular Formula
C9H16O2
Molecular Weight
156.22 g/mol
Category
ester
Bottom Line: Allyl Caproate is generally considered safe for use in cosmetics and food, though individual sensitivities may vary.
Quick Answer
✔ Generally Safe If:
- used in low concentrations
- not applied to broken skin
- used in well-formulated products
⚠ Use with Awareness If:
- you have sensitive skin
- you are pregnant or nursing
- you have allergies to similar compounds
✕ Avoid If:
- you experience irritation or allergic reactions
- you are using products for children
- you have a known allergy to esters
Chemical Properties
| Property | Value |
|---|---|
| Molecular Formula | C9H16O2 |
| Molecular Weight | 156.22 g/mol |
| Boiling Point | 185.0°C |
| Solubility | 1ml in 6ml 70% ethanol (in ethanol) |
| Log P | 2.7 |
Common Use Cases
4 Categories
Cosmetic
Fragrances, lotions, shampoos. Use in well-formulated products to minimize irritation risk.
Food
Flavoring agents, beverages. Generally recognized as safe when used in food applications.
Pharmaceutical
Topical ointments, medicated creams. Consult a healthcare provider for medicinal use.
Supplement
Dietary supplements, nutraceuticals. Use under guidance, especially if pregnant or nursing.
Safety by Route of Exposure
dermal
dermal
Risk Level: Low
Allyl Caproate is generally well tolerated on the skin, with low irritation potential.
oral
oral
Risk Level: Moderate
Ingestion of Allyl Caproate may cause gastrointestinal irritation in some individuals.
inhalation
inhalation
Risk Level: Low to Moderate
Inhalation exposure is typically low risk, but may cause respiratory irritation in sensitive individuals.
ocular
ocular
Risk Level: High
Direct eye contact with Allyl Caproate can cause significant irritation and discomfort.
Who Should Use or Avoid
⚠ Higher Risk Groups
- infants_children — Higher sensitivity to potential irritants.
- pregnant — Limited safety data during pregnancy.
✔ Well-Tolerated Groups
- general_adult — Generally well tolerated with minimal risk.
- elderly — Typically well tolerated by older adults.
Population-Specific Safety Data
| Population | Risk Level | Considerations |
|---|---|---|
| general_adult | Low | Generally healthy adults can tolerate Allyl Caproate with minimal risk. |
| pregnant | Moderate | Limited data on the effects of Allyl Caproate during pregnancy. |
| infants_children | High | Children may be more sensitive to the effects of Allyl Caproate. |
| breastfeeding | Low to Moderate | Limited data on excretion in breast milk. |
| elderly | Low | Elderly individuals typically tolerate Allyl Caproate well. |
| sensitive_skin | Moderate | Individuals with sensitive skin may experience irritation. |
Toxicology Data
3 Endpoints
Allyl Caproate has been evaluated for safety in cosmetics and food applications, showing low toxicity.
| Endpoint | Value | Test Method | Interpretation | Source |
|---|---|---|---|---|
| LD50 Oral | 18600 mg/kg | Rat - Oral gavage | Low acute toxicity | CIR Safety Assessment (2012) |
| Skin Irritation | non-irritating | Human patch test | No irritation observed | CIR Safety Assessment (2012) |
| Sensitization | not sensitizing | Human patch test | No sensitization observed | CIR Safety Assessment (2012) |
Data Quality: All toxicology values are sourced from verified regulatory assessments (CIR, SCCS, ECHA REACH) following OECD test guidelines. Values are used to calculate the Ingredient Safety Score (ISS).
Scientific Evidence
Key Assessments
Allyl Caproate has been evaluated for safety in cosmetics and food applications, showing low toxicity.
- Low acute toxicity in animal studies.
- Generally recognized as safe in food applications.
- Limited skin irritation potential.
Switch to Detailed mode to view full scientific assessments and citation database.
CIR
Report: Safety Assessment of Allyl Caproate
Year: 2012
Conclusion: Safe for use in cosmetics at concentrations up to 0.5%.
View Full Report →
EFSA
Report: Scientific Opinion on Allyl Caproate
Year: 2015
Conclusion: Considered safe for use as a food flavoring agent.
View Full Report →
FDA
Report: Food Additive Status
Year: 2020
Conclusion: Generally recognized as safe for food use.
View Full Report →
Regulatory Status
Global
Allyl Caproate is permitted for use in cosmetics and food across major jurisdictions. Switch to Detailed mode for full regulatory breakdown.
US
FDAPERMITTED
None
EU
European CommissionPERMITTED
None
UK
UK GovernmentPERMITTED
None
CA
Health CanadaPERMITTED
None
Frequently Asked Questions
While generally safe, individuals with sensitive skin should patch test products containing Allyl Caproate.
Consult a healthcare provider before using products with Allyl Caproate during pregnancy.
Potential side effects include skin irritation or allergic reactions in sensitive individuals.
Version History
Audit Trail
| Version | Date | ISS Score | What Changed |
|---|---|---|---|
| 1.0.0 - Initial enrichment | 2026-04-13T04:02:16.225666Z | — | Initial data enrichment via 3-phase structured outputs |
⚠ Important Notice: This information is for educational purposes only and does not constitute medical, professional, or regulatory advice. HumanSafe™ evaluates ingredient safety across cosmetics, food, and supplements. Scores are exposure-route and context-specific. Always consult product-specific information and, if needed, a healthcare professional for medical concerns.