Table 1.

A Representative Composition per 100 ml of Coffee Brew from Medium-Roasted Coffee. Composition of Coffee Varies According to Blend, Roasting Degree, Grid, and Method of Preparation.

Constituent	Amount
Caffeine	50–380 mg
Melanoidins	500–1500 mg
Soluble fiber	200–800 mg
Protein	100 mg
Niacin	10 mg
Lipids	0.8 mg
Trigonelline	40–50 mg
Chlorogenic acids	35–500 mg
Minerals	250–700 mg

Modified from Farah et al.⁷