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Card 465 of 9992026-08-31 issue

Observed arrival · 2026-08-31

Kelvin: cooking by temperature

kelvintonic.com Observed source
Editorial interest 84/100 Selection signal · not a rating of the site

A cooking app that maps Chinese dietary therapy’s hot-to-cold food classification onto a Kelvin scale, then builds meals around it.

Landing page captured for the 2026-08-31 issue.

Why it surfaced

Kelvin turns an unusual theory into a concrete kitchen interface: choose a temperature band, meal size, and bodily pattern, then browse or randomly roll from a recipe deck. The site is unusually candid about its limits, calling itself a cooking app rather than medical advice and noting where ingredient sources disagree.

A cooking app that maps Chinese dietary therapy’s hot-to-cold food classification onto a Kelvin scale, then builds meals around it.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use

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kelvintonic.com

Landing page observed 2026-08-31. The live site may have changed.