Coffee

Overview

Coffee is prepared from roasted coffee beans. It is a major dietary source of caffeine worldwide.

Production method

Beans are harvested, processed, roasted, ground, and brewed.

Quality indicators

• Bean origin
• Roast level
• Freshness
• Brewing method

Composition

Key ingredient

Roasted Coffea arabica or robusta beans

Main active substances

Caffeine, chlorogenic acids

Additives

None in pure brewed coffee

Processing level

Moderate

Quality features

Production method

Roasting and brewing

Raw material grade

Commodity to specialty

Taste profile

Bitter, roasted, sometimes fruity

Shelf life

Months for roasted beans

Health-related indicators

Calories (per cup, plain)

~2 kcal

Caffeine

~80–120 mg / cup

Sugar content

0 g (unsweetened)

Potential benefits

Associated with alertness; mixed evidence on long-term outcomes

Potential risks

Excess intake may cause sleep disruption and anxiety

Consumer usage

Daily morning and workday beverage.

Regulatory notes

Standard food regulation. No age restriction.

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