dark brown viscous liquid (crude); dark brown semi-solid to solid mass (resinoid)
Odor Strength
Medium
Producing Countries
El Salvador, Guatemala, Honduras
Pyramid
Base
Dark, airless, cinnamic warmth — like holding a lit clove cigarette inside a wooden reliquary. Peru balsam smells heavier than tolu, stickier than benzoin, with a bitter green-olive undertone that no other balsam shares.
Dense vanill a-cinnamic warmth with no air in it. Sweeter and heavier than styrax, darker than tolu balsam, less powdery than benzo in. Benzyl benzoate gives a soft, almost marzipan-like base. The cinnamic fracti on contributes warmth that reads as spice but without pepper-like sharpness. A clove-smoke quality sits underneath, dry and persistent.
What distinguishes Peru balsam from all other balsams is a bitter green-olive base note — earthy and slightly medicinal — that surfaces after the initial cinnamic rush. Where vanilla is linear and sweet, Peru balsam is textured and resinous. Where frankincense is mineral and bright, this is opaque and heavy. It smells like the inside of a wooden reliquary — beeswax, old wood, liturgical smoke — compressed into a single dark note.
Evolution over time
Immediately
Immediately
A surge of cinnamic spice and dark vanilla. Benzyl benzoate reads as soft marzipan. Dense, warm, and slightly medicinal — like opening a bottle of old cough syrup in a wooden apothecary.
After a few hours
After a few hours
The spice recedes. What remains is a smooth, resinous vanilla-amber warmth. The bitter green-olive facet surfaces alongside the clove undertone. The texture is thick and close to the skin — church interior, beeswax, old wood.
After a few days
After a few days
A persistent vanilla-resin trace on fabric. The cinnamic sharpness is entirely gone. What lingers is dark, sweet, faintly woody, with a residual olive-bitter dryness — like a prayer book left open in a sunlit nave.
Grades & Aging
Indicative 2025 wholesale prices.
The Full Story
Peru balsam is not from Peru. The name is a colonial-era misnomer: Central American resin was shipped to Europe via the port of Callao in the Viceroyalty of Peru, and the label stuck. The tree — Myroxylon balsamum var. pereirae — grows almost exclusively in El Salvador's coastal forests (the Costa del Bálsamo), which remain the world's near-total source. Annual global production sits around 50 to 100 tonnes, all of it hand-harvested by balsameros using methods unchanged since the colonial period.
The oleoresin is a dark brown, viscous liquid that does not harden — unlike benzoin or copal. Its dominant chemical fraction is cinnamein (50–65% of total mass), itself a blend of benzyl cinnamate (up to 40%) and benzyl benzoate (up to 30%), with traces of cinnamyl cinnamate (~0.5%). Free cinnamic acid accounts for 3–30% (variable by batch and origin), benzoic acid roughly 1.5–11%. Both acids also occur bound within the resin fraction (20–40%), which consists of peruresinotannol esters. The sesquiterpene nerolidol contributes 2–7%, providing a subtle floral lift. Vanillin sits at 0.2–1.3%, enough to register as sweetness without dominating.
The scent profile is warm, dark, and balsamic — denser than styrax, less smoky, more gourm and. Benzyl benzoate delivers a soft, almond-adjacent sweetness. The cinnamic esters bring spice without sharpness. A particular bitter green-olive undertone, absent in tolu balsam, sits underneath. The overall impressi on is resinous warmth: incense, polished wood, candle wax. Not dessert. Not amber. Something older and more solemn.
in contemporary use, crude Peru balsam has been banned by IFRA since 1982 due to its allergenic potential — it is one of the top five allergens on the European baseline patch test series, with 4–8% of dermatit is patients testing positive in routine screening. Extracts and distillates (oil, absolute, anhydrol) rema in permitted but restricted to 0.4% maximum in cosmetic products under EU Regulati on 1223/2009. Many formulators now reconstruct its profile synthetically, combining benzyl benzoate, vanill in, and cinnamic compounds to approximate the effect without the regulatory burden.
This note in Premiere Peau. Nuit Elastique · Simili Mirage. Sample all seven extraits in the Discovery Set.
This note in Première Peau. Albâtre Sépia · Simili Mirage. Sample all seven extraits in the Discovery Set.
Peru balsam is used in dermatological patch testing not to diagnose allergy to itself, but as a screening marker for fragrance allergy in general. A positive reaction to Peru balsam on patch test correlates with sensitivity to dozens of chemically unrelated fragrance compounds — cinnamates, benzoates, eugenol, farnesol, isoeugenol — because the balsam naturally contains trace amounts of so many common allergens at once. It remains in the European baseline patch test series to this day, functioning as a diagnostic shortcut rather than a single allergen identifier.
Extraction & Chemistry
Extraction method: Bark of 20–30-year-old trees (minimum 12–15 cm diameter) is beaten and scorched with torches to stimulate resin flow. After roughly one week, rectangular strips of outer bark (approximately 30 cm × 15 cm) are removed, exposing the sapwood. Cloths or rags are pressed against the wounded surface and left 15–20 days to absorb the exudate — this fraction is called 'balsam de pañal.' The saturated rags are boiled in water and pressed in a rope press; the balsam, denser than water (specific gravity 1.095–1.110), sinks and is collected. The removed bark strips are separately crushed and boiled, yielding a lesser grade called 'balsam de cascara.' Co-distillation of the crude balsam with volatile solvents produces Peru balsam oil at roughly 43–55% yield — lighter, more floral, and less viscous than the raw material. True steam distillation is not feasible due to the oil's high boiling point (314 °C). A mature tree yields 0.25–0.50 kg of balsam per year; peak production occurs around age 60. Harvest season runs November through May, after the rains. The entire process remains artisanal and hand-performed by balsameros in El Salvador's Balsam Coast (Costa del Bálsamo).
Key compounds: benzyl cinnamate (C₁₆H₁₄O₂, up to 40%), benzyl benzoate (C₁₄H₁₂O₂, up to 30%), nerolidol (C₁₅H₂₆O, 2–7%), vanillin (C₈H₈O₃, 0.2–1.3%)
CAS Number
8007-00-9
Botanical Name
Myroxylon balsamum var. pereirae
IFRA Status
Restricted (EU Allergens Annex III)
Synonyms
PERUVIAN BALSAM · BALSAM OF PERU
Physical Properties
Odor Strength
Medium
Lasting Power
400 hours at 50% in diethyl phthalate
Appearance
dark brown viscous liquid (crude); dark brown semi-solid to solid mass (resinoid)
Boiling Point
314.00 °C. @ 760.00 mm Hg
Flash Point
> 200.00 °F. TCC ( > 93.33 °C. )
Specific Gravity
1.09500 to 1.11000 @ 25.00 °C.
Refractive Index
1.56700 to 1.57900 @ 20.00 °C.
In Perfumery
Peru balsam functions as a base-note fixative in amber, amber, and chypre compositions. Its high benzyl benzoate content (up to 30%) makes it an effective anchor — slowing evaporation of volatile top notes and extending sillage. The cinnamic esters contribute warmth that bridges spice hearts to resinous bases. It blends naturally with labdanum, tonka bean, vanilla absolute, and patchouli. In gourmand frameworks, it provides balsamic depth without edible sweetness. Since IFRA banned the crude form in 1982, modern use relies on co-distilled oil (approximately 43–55% yield from raw balsam) or synthetic reconstitutions built from benzyl benzoate, vanillin, and ethyl cinnamate.
