Egg

Q: Is Egg natural or synthetic?

. Extraction: No natural 'egg' extract is used in perfumery. The egg-like sulfurous quality is achieved through specific sulfur-containing aroma chemicals: hydrogen sulfide (CAS 7783-06-4), dimethyl sulfide (CAS 75-18-3), dimethyl trisulfide (CAS 3658-80-8), or proprietary blends. These occur naturally at trace levels in certain flower absolutes (narcissus, tuberose). In flavor chemistry, actual egg extracts are used, but perfumery relies on isolated molecules..

NATURAL AND SYNTHETIC, POPULAR AND WEIRD / creamy · rich · warm

Egg

Category	NATURAL AND SYNTHETIC, POPULAR AND WEIRD
Subcategory	creamy · rich · warm
Origin
Volatility	Base Note
Botanical	N/A — animal product (Gallus gallus domesticus)
Appearance	N/A — olfactory concept (no perfumery extract)
Odor Strength	Medium
Producing Countries	N/A — olfactory concept
Pyramid	Base

Sulfurous, rich, and unsettling. The egg note in perfumery is not breakfast — it is the sulfur-hydrogen stink of hot springs, volcanic vents, and the animalic underside of certain florals.

Scent
The Full Story
Fun Fact
Extraction & Chemistry
In Perfumery

Scent

Sulfurous and mineral at full strength — struck matches, volcanic steam, hot springs. At perfumery doses, the sharpness recedes and a rich, cooked warmth emerges: custard, warm butter, the animalic underside of white flowers. Less fecal than indole, more mineral than civet, sharper than musk. The trace-level impression is of hidden richness rather than overt sulfur.

Evolution over time

Immediately

Sharp sulfurous pungency — hot springs, struck match, a volcanic mineral edge

After a few hours

Sulfur softens into a rich, custard-like warmth — cooked, rounded, almost gourmand

After a few days

Faint animalic residue — warm, slightly meaty, with a mineral aftertaste

The Full Story

The egg note in perfumery has nothing to do with breakfast and everything to do with sulfur chemistry. It represents a family of sulfur-containing molecules — hydrogen sulfide, dimethyl sulfide, dimethyl trisulfide, various thiols — that at high concentrations smell of rotten eggs, volcanic vents, and hot springs, but at trace levels contribute richness, warmth, and animalic complexity to compositions.

These molecules occur naturally in several important floral absolutes. Narcissus absolute contains sulfur compounds that give it a dark, almost fecal undertone beneath the green-floral surface. Tuberose absolute owes part of its well-known 'creaminess' to dimethyl sulfide — the same molecule that makes cooked cabbage smell. Orange blossom absolute contains methyl anthranilate alongside trace sulfurous compounds that contribute its honeyed warmth.

In gourmand perfumery, a controlled egg-custard quality bridges lactonic and vanilla notes with a richness that pure sweetness cannot achieve. The dosing is critical: sulfur compounds are among the among the strongest odorants, detectable at parts per billion. The line between 'voluptuous' and 'nauseating' is measured in micrograms.

Explore all seven extraits in the Discovery Set.

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Did You Know?

Did you know?

The sulfurous note in tuberose absolute — often described as 'creamy' or 'buttery' — comes partly from dimethyl sulfide, the same molecule responsible for the smell of cooked cabbage. At the trace concentrations found in tuberose (parts per billion), it registers not as sulfurous but as rich and voluptuous. Increase the dose tenfold and the illusion collapses.

Extraction & Chemistry

Extraction method: No natural 'egg' extract is used in perfumery. The egg-like sulfurous quality is achieved through specific sulfur-containing aroma chemicals: hydrogen sulfide (CAS 7783-06-4), dimethyl sulfide (CAS 75-18-3), dimethyl trisulfide (CAS 3658-80-8), or proprietary blends. These occur naturally at trace levels in certain flower absolutes (narcissus, tuberose). In flavor chemistry, actual egg extracts are used, but perfumery relies on isolated molecules.

Molecular Formula	N/A — complex mixture (key sulfur compound: hydrogen sulfide H₂S)
CAS Number	N/A (food item)
Botanical Name	N/A — animal product (Gallus gallus domesticus)
IFRA Status	No known restrictions
Synonyms	egg oil, egg yolk extract
Physical Properties
Odor Strength	Medium
Appearance	N/A — olfactory concept (no perfumery extract)

In Perfumery

Egg notes in perfumery derive from sulfur compounds — primarily hydrogen sulfide (H2S), dimethyl sulfide, and various thiols and thioethers. These molecules appear naturally in certain floral absolutes (notably narcissus, tuberose, and orange blossom), where they contribute an animalic warmth at trace levels. Indole performs a similar function, but sulfur compounds are sharper and more specifically 'cooked' or volcanic. In gourmand compositions, a carefully dosed egg-custard quality can bridge vanilla and lactonic notes with a richness that pure sweetness lacks. The challenge is dosage: sulfur compounds are detectable at extraordinarily low concentrations, and even slight overdosing shifts the effect from 'rich and complex' to 'rotten.' Functional sulfur molecules used in perfumery include dimethyl sulfide, furfuryl mercaptan (roasted coffee character), and methional (cooked potato).