Cognitive Scaffold

Preparing your thinking workspace

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MENTAL MODEL · M3420

Umami

Umami
CreateHigh supportUser Experience
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Version 1.0.0 · Updated 2026-07-30

CORE DEFINITION

The fifth taste (glutamate). It is not strong by itself, but it can greatly amplify the depth and pleasantness of other tastes (salty/sweet).

SCAFFOLDING EFFECT

psychology

Reduce cognitive load

Invisible amplifier. Look for the 'umami factor' in business (e.g., good service attitude, exquisite packaging). It is not the core function (saltiness), but it can double the effect of the core function, producing a 'lingering' user experience.

anchor

Anchor fast decisions

Umami is the fifth basic taste after sour, sweet, bitter, and salty, mainly brought by amino acids such as glutamate and nucleotides, characterized by 'delicious, rich, and lingering'. It was identified by Kikunae Ikeda from kelp in 1908.

MINIMUM ACTION

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Source support: Explicit

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