Table 3: Chemical composition of coffee husks and pulp (g/100 g dry weight).

Component Coffee husk (Dry processed) Coffee pulp (Wet processed)
Glucides 58-85 45-89
Protein 8-11 4-12
Lipids 0.5-3 1-2
Minerals 3-7 6-10
Caffeine Ca. 1 Ca. 1
Tannins Ca. 5 1-9