Beta-Pinenes — Ingredient Safety Profile | HumanSafe™
7.0
ISS Score
B — Acceptable — low-moderate concern
Higher = Safer
Environmental
(ESS)
Confidence
(CSS)
fragrance agent · solvent · antimicrobial agent · flavoring agent

Beta-Pinenes

CAS No.: 127-91-3  ·  INCI: BETA-PINENES  ·  Updated: 2026-04-13
Also known as: Beta-Pinene, β-Pinene
Molecular Formula
C10H16
Molecular Weight
136.23 g/mol
Category
essential oil component

Bottom Line: Beta-Pinenes are generally considered safe in cosmetics and food, though some individuals may experience sensitivity.

natural aroma fresh scent plant-derived antioxidant properties CAS 127-91-3
Quick Answer

✔ Generally Safe If:

  • used in low concentrations
  • properly diluted in carrier oils
  • not applied to broken skin
  • used in well-ventilated areas

⚠ Use with Awareness If:

  • you have sensitive skin or allergies
  • you are pregnant or nursing
  • you are using other skin irritants
  • you have respiratory conditions

✕ Avoid If:

  • you are allergic to pine or related plants
  • you have a history of skin reactions
  • you are using it in high concentrations
  • you are applying it to mucous membranes
Chemical Properties
PropertyValue
Molecular FormulaC10H16
Molecular Weight136.23 g/mol
Melting Point-78.7°C
Boiling Point329.0°C
SolubilityInsoluble (in ethanol)
Log P3.1
Common Use Cases
5 Categories
Cosmetic
Facial creams, shampoos, soaps. Use in low concentrations to minimize irritation.
Food
Flavoring agents, herbal teas. Generally recognized as safe when used appropriately.
Pharmaceutical
Topical analgesics, cough syrups. Consult a healthcare provider for medicinal use.
Household
Cleaning products, air fresheners. Ensure good ventilation when using products.
Supplement
Dietary supplements, herbal extracts. Consult a healthcare professional before use.
Safety by Route of Exposure
dermal
dermal
Risk Level: Low
Beta-Pinenes are generally well tolerated on skin, but may cause irritation in sensitive individuals.
oral
oral
Risk Level: Moderate
Ingestion of Beta-Pinenes can lead to gastrointestinal discomfort in some cases.
inhalation
inhalation
Risk Level: Low to Moderate
Inhalation of Beta-Pinenes is typically safe, but may cause respiratory irritation in sensitive individuals.
ocular
ocular
Risk Level: High
Contact with eyes can cause significant irritation and discomfort.
Who Should Use or Avoid
⚠ Higher Risk Groups
  • infants_children — Higher sensitivity to potential irritants and allergens.
  • pregnant — Limited data on safety during pregnancy.
✔ Well-Tolerated Groups
  • general_adult — Typically well tolerated in healthy adults.
  • elderly — Generally safe but should be monitored for sensitivity.
Population-Specific Safety Data
PopulationRisk LevelConsiderations
general_adultLowGenerally healthy adults can tolerate Beta-Pinenes without significant issues.
pregnantModerateLimited data on the effects of Beta-Pinenes during pregnancy.
infants_childrenHighChildren may be more sensitive to the effects of Beta-Pinenes.
breastfeedingLow to ModerateLimited data on excretion in breast milk.
elderlyLowGenerally well tolerated, but monitor for sensitivity.
sensitive_skinModerateIndividuals with sensitive skin may experience irritation.
Toxicology Data
3 Endpoints

Beta-Pinenes are widely used in various products, with moderate safety assessments indicating low toxicity.

EndpointValueTest MethodInterpretationSource
LD50 Oral 18600 mg/kg Rat - Oral gavage Low acute toxicity CIR Safety Assessment (2015)
Skin Irritation non-irritating Human patch test No significant irritation observed CIR Safety Assessment (2015)
Sensitization not sensitizing Human sensitization study No sensitization reactions reported CIR Safety Assessment (2015)
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

Beta-Pinenes are widely used in various products, with moderate safety assessments indicating low toxicity.

  • Commonly found in essential oils and food flavorings.
  • Generally low toxicity but can cause irritation.
  • Sensitivity varies among individuals.

Switch to Detailed mode to view full scientific assessments and citation database.

CIR
Report: Safety Assessment of Beta-Pinenes
Year: 2015
Conclusion: Beta-Pinenes are safe for use in cosmetics at concentrations up to 5%.
View Full Report →
EFSA
Report: Scientific Opinion on Beta-Pinenes
Year: 2018
Conclusion: Considered safe for use in food at specified limits.
View Full Report →
FDA
Report: Food Ingredients and Their Safety
Year: 2020
Conclusion: Generally recognized as safe when used in accordance with good manufacturing practices.
View Full Report →
Regulatory Status
Global

Beta-Pinenes are permitted for use in cosmetics and food across major jurisdictions. Switch to Detailed mode for full regulatory breakdown.

United States
FDAPERMITTED
None
European Union
European CommissionPERMITTED
None
United Kingdom
UK GovernmentPERMITTED
None
Canada
Health CanadaPERMITTED
None
Frequently Asked Questions
Beta-Pinenes are natural compounds found in various essential oils, known for their aromatic properties.
Generally, Beta-Pinenes are safe for skin use in low concentrations, but sensitivity can occur.
Yes, they are generally recognized as safe for ingestion in food products when used appropriately.
Version History
Audit Trail
VersionDateISS ScoreWhat Changed
1.0.0 - Initial enrichment 2026-04-13T04:28:54.353759Z 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.
Beta-Pinenes — Ingredient Safety Profile | HumanSafe™ | HumanSafe™