Kopi Luwak civets choose which cherries to eat – i.e. those that are most ripe and flawless. Digestive mechanisms may improve the flavor profile of the coffee beans that have been eaten. The civet eats the cherries for the fleshy pulp, then in the digestive tract, fermentation occurs. The civet's protease enzymes seep into the beans, making shorter peptides and more free amino acids. Early production began when beans were gathered in the wild from where a civet would defecate as a means to mark its territory. On farms, civets are either caged or allowed to roam within defined boundaries. Coffee berries
Black Ivory Coffee coffee cherries does not adversely affect the elephants, and veterinary tests concluded that caffeine is not absorbed from the coffee cherries they consume. Black Ivory Coffee Black Ivory Coffee is a brand of coffee produced by the Black Ivory Coffee Company Ltd in northern Thailand from Arabica coffee beans consumed by elephants and collected from their waste. The taste of Black Ivory coffee is influenced by elephants' digestive enzymes, which breaks down the coffee's protein. The coffee beans are digested within 15 to 70 hours, and are present with various other ingredients in the elephants' stomachs, which imparts specific flavors