Quintessence

The fifth or last and highest essence or power in a natural body. See Ferment oils, under Ferment.

Hence: An extract from anything, containing its rarest virtue, or most subtle and essential constituent in a small quantity; pure or concentrated essence.

To distil or extract as a quintessence; to reduce to a quintessence.

the most typical example or representative of a type

the purest and most concentrated essence of something