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coffeebase by CosmoLabs

Research & Theory

Coffee Science

Understanding the chemistry, biology, and physics behind great coffee

Core Disciplines

Coffee science spans organic chemistry, fluid dynamics, microbiology, and sensory analysis. These are the pillars.

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Extraction

How water dissolves soluble compounds from ground coffee β€” and why 18-22% extraction is the sweet spot.

Key concepts

TDS Extraction yield Brewing control chart
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Roasting Chemistry

The Maillard reaction, caramelization, first and second crack β€” how heat transforms green seeds into aromatic beans.

Key concepts

Maillard reaction Caramelization Development time
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Processing

Washed, natural, honey, anaerobic β€” how post-harvest processing shapes flavor long before roasting begins.

Key concepts

Fermentation Mucilage Drying
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Water Chemistry

Mineral content, hardness, and pH determine extraction efficiency. SCA water standards exist for a reason.

Key concepts

TDS Hardness Alkalinity pH
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Caffeine

A natural insecticide that humans learned to love. How it works, how much is in your cup, and what affects levels.

Key concepts

Adenosine Half-life Dose-response
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Flavor Chemistry

Over 1,000 volatile compounds create coffee aroma. The interplay of acids, sugars, and lipids produces every flavor note.

Key concepts

Chlorogenic acid Volatile compounds Sensory analysis

Science Articles

Research-backed deep dives into coffee chemistry, extraction theory, and sensory science

Apply the Science

Use our interactive tools to put extraction theory into practice β€” calculate ratios, compare methods, and dial in your brew.

Explore Tools