GET TO KNOW YOUR OILS
Orange Bitter Bergaptene-Free
Citrus aurantium var. amara
Chemotype: limonene-dominant bitter orange peel oil, bergaptene-free style
- PLANT PART
- peel
- EXTRACTION
- cold expressed peel oil followed by furocoumarin-reduction / FCF processing
- AROMA NOTE
- top
LEARN AS YOU COMPARE
What’s inside this oil?
Constituents are the natural chemicals that give an oil its character. See the main ones, learn what they do, and explore differences between batches.
Meet the main constituents, then select one to see what makes it interesting.
FOLLOW YOUR SENSES
Aroma & character
A closer look at this oil's scent, strength, and staying power.
- Aroma intensity
- 60 / 100
- Note layer
- top
If you like this scent, explore
A LITTLE CARE GOES A LONG WAY
Using it thoughtfully
Read the full safety context before bringing this oil into your routine.
- Cited dermal maximum · leave-on
- 1.25%
- Phototoxicity
- Not flagged in this profile
- Oxidation risk
- high
A cited maximum is a limit, not a suggested dilution. Missing restrictions do not establish safety.
The live Hermitage product page describes this FCF material as containing little to none of the photosensitizing furocoumarins, but no publicly readable FCF-specific IFRA certificate or analytical sheet stating an exact leave-on maximum was accessible in this pass.
Contraindications & cautions
- minorLike other limonene-rich citrus peel oils, this material should be protected from oxidation and avoided once oxidized.
Explore measured chemistry from supplier batches
A supplier report describes a particular sample. Open this workspace to investigate measured constituents and their original documents.
THE SCIENCE BEHIND THE SCENT
Inside the oil
An oil's character comes from its natural chemical composition. Explore each constituent to understand the connections.
About this composition
A public GC-MS sheet for the exact bergaptene-free seasonal variant was not publicly reachable in this pass. The constituent table therefore uses a directly readable cold-pressed bitter orange peel composition study as the volatile profile anchor, while the live Hermitage FCF product page confirms the intended bergaptene-free / low-furocoumarin commercial style. This means the quantified constituents are verified for bitter orange peel oil, but not specifically for the exact seasonal FCF batch.
| Constituent | Typical amount | Reported range | Chemical family | Source |
|---|---|---|---|---|
| Limonene | 93.43% | 93.43–93.43% | monoterpene hydrocarbon | View sourceCharacterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree (Table II, sample 1 cold-pressed bitter orange oil from Italy; limonene 93.43%) |
| beta-Myrcene | 1.38% | 1.38–1.38% | monoterpene hydrocarbon | View sourceCharacterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree (Table II, sample 1 cold-pressed bitter orange oil from Italy; myrcene 1.38%) |
| Linalyl acetate | 0.81% | 0.81–0.81% | monoterpene ester | View sourceCharacterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree (Table II, sample 1 cold-pressed bitter orange oil from Italy; linalyl acetate 0.81%) |
| beta-Pinene | 0.59% | 0.59–0.59% | monoterpene hydrocarbon | View sourceCharacterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree (Table II, sample 1 cold-pressed bitter orange oil from Italy; beta-pinene 0.59%) |
| alpha-Pinene | 0.38% | 0.38–0.38% | monoterpene hydrocarbon | View sourceCharacterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree (Table II, sample 1 cold-pressed bitter orange oil from Italy; alpha-pinene 0.38%) |
| Linalool | 0.3% | 0.3–0.3% | monoterpene alcohol | View sourceCharacterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree (Table II, sample 1 cold-pressed bitter orange oil from Italy; linalool 0.30%) |
| Germacrene D | 0.06% | 0.06–0.06% | sesquiterpene hydrocarbon | View sourceCharacterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree (Table II, sample 1 cold-pressed bitter orange oil from Italy; germacrene D 0.06%) |
Profile source: Characterization of Oils from the Fruits, Leaves and Flowers of the Bitter Orange Tree; Orange Bitter FCF Essential Oil product page · https://www.researchgate.net/publication/232909013_Characterization_of_Oils_from_the_Fruits_Leaves_and_Flowers_of_the_Bitter_Orange_Tree ; https://hermitageoils.com/product/orange-bitter-fcf-essential-oil/
A TRADITION OF BOTANICAL CURIOSITY
Traditional & reported uses
These uses reflect the profile's reported traditions and literature. They are not established treatment recommendations.
- traditionally used in aromatherapy for uplifting, mood-brightening citrus effects
- reported to support relaxation and ease occasional tension without phototoxic concerns due to bergaptene-free processing
- used in perfumery as a bright, tangy-sweet citrus top note
- traditionally associated with comforting, cheerful blends suitable for daytime skin application
- used in blends intended to promote calm alertness
For aromatherapy and wellness use only — not medical advice. Effect statements are traditional/reported associations, not treatment claims. The Synergy Rating scores blend craft, harmony and safety, not medical efficacy. Read the safety framework.
What we're still learning · 3 data gaps
Good decisions start with knowing what is — and isn't — in the evidence.
- Missing public source type blocking proper profiling: a directly readable GC-MS, COA, or technical sheet for a bergaptene-free / FCF bitter orange peel oil tied to the exact seasonal commercial variant.
- The current 1.25% `max_dermal_pct` is a conservative public IFRA ceiling for generic expressed bitter orange peel oil rather than a directly readable FCF-specific certificate for this bergaptene-free seasonal variant. Missing source type still blocking exact profiling: a directly readable FCF-specific IFRA certificate or supplier safety sheet stating the leave-on maximum for the bergaptene-free material.
- Odor intensity 60 is an archive normalization from public qualitative odor language rather than a source-native 0-100 laboratory measure.