1. From the production point of view, kopi luwak brand is the coffee bean fermented by civet cats, which is thick and mellow. Then, Cambodians collect the feces of civet cats, sift out coffee beans and brew them for drinking. Due to the scarcity of output and unique fermentation technology, the flavor of coffee is very different from that of ordinary coffee. Traditionally, coffee fruits are washed or sun-treated to remove the peel, pulp and sheepskin layer, and finally the coffee beans are taken out. The production process is very complicated.

2. In terms of efficacy, kopi luwak has the effects of refreshing, promoting blood circulation, diuresis and detoxification, losing weight, improving attention and supplementing calcium.