Arnica absolute, Mexicana (CAS 90045-70-8) — Green Heart to base Note Fragrance Ingredient
Arnica absolute, Mexicana
CAS 90045-70-8
What Is Arnica absolute, Mexicana?
Arnica absolute, Mexicana is a rare botanical extract from the Arnica montana flower, primarily encountered in niche perfumery and herbal products. Its warm, herbaceous scent carries medicinal undertones reminiscent of chamomile and tea. This ingredient matters for its unique ability to bridge herbal and floral accords, adding depth to natural fragrance compositions while maintaining a subtle therapeutic character.
Safety Profile
USE WITH AWARENESSWhat Does Arnica absolute, Mexicana Smell Like?
Arnica absolute unfolds with an initial burst of bitter-green herbal notes, like crushed leaves and damp earth after rain. The heart reveals a complex interplay of hay-like warmth with subtle floral undertones reminiscent of chamomile tea left to steep too long. As it dries down, a persistent medicinal character emerges – think of an old apothecary’s wooden drawers lined with dried botanicals. The dry-down carries a faint honeyed sweetness that softens its otherwise rugged herbal profile, creating an intriguing tension between roughness and subtle floral refinement.
In Famous Fragrances
Fragrance associations may not reflect actual formulations.
Used for its dry herbal facet that complements the fragrance’s amber-spice core, adding an authentic medicinal roughness to the desert-inspired composition.
Provides a bitter counterpoint to the citrus top notes, contributing to the fragrance’s legendary ‘dirty clean’ character with its herbal-medicinal complexity.
Chemistry, Properties & Perfumer Guide
The Chemistry
Arnica absolute is obtained through solvent extraction of Arnica montana flowers, yielding a complex mixture of sesquiterpene lactones (including helenalin), flavonoids, and volatile compounds. The extraction process preserves the plant’s characteristic medicinal compounds that contribute to both its therapeutic properties and unique olfactory profile. Unlike steam-distilled essential oils, the absolute captures heavier molecular weight components responsible for its persistent dry-down character.
Physical & Chemical Properties
| Appearance | Viscous dark green to brown liquid |
|---|---|
| Solubility | Soluble in alcohol and fixed oils |
Perfumer Guide
| Application | Typical % | Range | Notes |
|---|---|---|---|
| Fine Fragrance | 0.1-0.5% | Up to 1% | Used sparingly for herbal-medicinal accents |
| Natural Perfumery | 0.5-2% | Up to 3% | Adds authentic herbal complexity |
Classic Accords
Tip: Balance arnica’s bitterness with sweet resins or vanillin to create intriguing contrast in oriental compositions.
Alternatives & Comparisons
Offers similar herbal-medicinal notes but with sweeter, fruitier undertones when a softer profile is desired.
Safety, Regulatory & Sustainability
⚠ Regulatory Disclaimer
General reference only. Consult current IFRA Standards Library before formulating.
IFRA Status
No specific IFRA restrictions. Recommended for use at low concentrations due to potential sensitization.
RIFM Assessment
Limited safety assessment available. Traditional use suggests low toxicity at typical fragrance concentrations.
Sustainability
Wild Arnica montana is protected in many European countries due to overharvesting. Sustainable cultivation programs in Mexico provide ethical sourcing alternatives. The solvent extraction process requires careful waste management to minimize environmental impact.
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References
- Willuhn G. (1991). Arnica flowers: pharmacology, toxicology, and analysis of the sesquiterpene lactones. Planta Medica. PMID 17226120
Data: PubChem (NIH), PubMed, RIFM, IFRA. Last reviewed: Apr 2026.
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