fragrance-education

Understanding Fragrance Notes: Top, Heart & Base Notes

Cassis Noir Editorial · 31 May 2026 · 8 min read

The Fragrance Pyramid

Fragrances have three layers that develop over time. Understanding this pyramid helps you appreciate fragrance complexity.

Top Notes (First 5-15 Minutes)

Bright, fresh, volatile. Often citrus, herbs, or light florals. Creates first impression. Evaporates quickly due to small molecular size.

Heart Notes (15 Minutes to 4 Hours)

The fragrance's core character. Floral, spice, fruit. Emerges as top notes fade. Creates the signature scent personality. Most important layer.

Base Notes (4+ Hours, Longevity)

Deep, warm, lasting. Woods, amber, musk, oud. Creates longevity and projection. Heaviest molecules that stay on skin longest.

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