Asian palm civet digestive juices enter into the beans and modify the micro-structural properties of these beans. Proteolytic enzymes cause substantial breakdown of storage proteins. Kopi Luwak is traditionally made from the faeces of wild civets, however, due to it becoming a trendy drink, civets are being increasingly captured from the wild and fed coffee beans to mass-produce this blend. Many of these civets are housed in battery cage systems which have been criticised on animal welfare grounds. The impact of the demand for this fashionable coffee on wild palm civet populations is yet unknown but may constitute a significant threat. In Indonesia,
Large Indian civet as valid subspecies by 2005: The validity of "Viverra tainguensis" described in 1997 by Sokolov, Rozhnov and Pham Chong from Tây Nguyên in Gia Lai Province in Vietnam has been seriously questioned, and it is now generally considered a synonym of "V. zibetha". These names are questionable, as the species has not been recorded in the areas where languages are spoken: Large Indian civet The large Indian civet ("Viverra zibetha") is a civet native to South and Southeast Asia. It is listed as Least Concern on the IUCN Red List. The global population is considered decreasing mainly because of trapping-driven