Review On: Green Coffee Beans, and It’s Nutritional Benefits

Coffee is considering the most consumed beverages worldwide and ranked second as the most traded global commodity after petroleum. Green coffee refers to raw and unroasted seed of Coffee fruits. The coffee that is being drink largely by consumers, today various products are made by processing the green coffee beans in several stages. The genus Coffee (family: Rubiaceae) has over 90 different species. Only Coffea arabica and C. robusta from the family that are widely cultivated and have high economic value. Coffee arabica that take almost 60% of the world productions and C. canephora or C. robusta take up almost 40% of world productions. Green coffee bean (GCB) contains higher concentrations of nutrients. The component for green coffee beans is insoluble polysaccharides such as cellulose and hemicelluloses. These two components contribute to 50% of the beans weight. there are also presence of soluble carbohydrates like fructose, galactose, arabinose, and sucrose as well as non-volatile aliphatic acids, volatile acids, phenolic species, oils and waxes, protein and free amino acids and minerals. The process of roasting for coffee beans will reduce the amount of chlorogenic acid. Level of chlorogenic acid in GCB is higher when compared to the roasted coffee beans. Chlorogenic acid that contains more in the green coffee is considered to have benefits on human health. The role of Green Coffee beans, caffeine, and other components in a variety of ailments such as cancer, inflammatory diseases, hepatitis, obesity, neurodegenerative disorders, and cardiovascular diseases has been well documented and supported using a mechanistic rationale. Therefore, green coffee that rich in bioactive compounds can be used to develop various products.