Technical name: Head Notes

Also called:

• Opening notes

• Impact notes

• First impression notes

What they are:

The most volatile (fastest evaporating) materials in a formula.

What they do:

• Create the initial impression

• Grab attention

• Provide brightness and lift

Technical name: Heart Notes

Also called:

• Body notes

• Core notes

What they are:

Moderately volatile materials that form the “personality” of the fragrance.

What they do:

• Define character

• Bridge top and base

• Create emotional identity

Technical name: Fond Notes

In classical French perfumery, base notes are called “Notes de Fond.”

Also known as:

• Drydown

• Fixative layer

• Anchor notes

What they are:

Low volatility materials with high molecular weight.

What they do:

• Provide depth

• Increase longevity

• Anchor lighter notes

• Create warmth and richness