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Kopi Luwak: How It's Made, the Ethics and What It Really Tastes Like

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Quick answer: Kopi luwak, or civet coffee, is made from coffee cherries eaten and passed by the Asian palm civet (Paradoxurus hermaphroditus), mainly in Indonesia, the Philippines and Vietnam. Digestion changes the bean, but I found no controlled blind tasting showing a better cup, and investigations from 2013 to 2016 documented civets kept in poor conditions in cages. Treat any "wild-sourced" claim as unproven unless the collector can be traced.

The essentials
  • Civets eat the cherries, digest the pulp and pass the beans, which are collected, washed and roasted
  • Marcone (2004): harder, more brittle beans, less protein, lower acidity and body in the cup
  • A 2021 critique argues those beans may have been Coffea liberica, not robusta
  • All 16 Bali plantations studied in 2013 scored 2 out of 4 or lower on husbandry
  • Beans from wild and caged civets cannot be told apart reliably
  • A documented wild model exists among the B'laan (Philippines), built on a traceable community

What is kopi luwak, and where does it come from?

Start with the word. Luwak is the Indonesian name for the civet, a small, cat-like omnivore that raids ripe fruit at night, coffee cherries included. It digests the pulp, passes the beans, and people collect, wash, dry, hull and roast them like any other coffee.

There are two supply routes. Wild collection means gathering droppings from plantations near forest. Captive production arrived to raise a naturally scarce volume: civets are confined and fed cherries. The species itself is not in trouble, since the IUCN lists it as Least Concern, so the argument is about how captive animals are treated and how some are caught, not about extinction.

What does the civet's gut do to the bean?

The first lab comparison came from Massimo Marcone in 2004. Digested beans from Indonesian and Ethiopian civets were darker, harder and more brittle than controls, with fine pitting on the surface under an electron microscope, partly broken-down storage proteins and lower total protein. Marcone suggested that lower protein might mean less bitterness.

In 2025 Mitra and colleagues compared 68 civet droppings from five estates in Kodagu, India, with hand-picked robusta cherries from the same places. The civet beans had more total fat (p = 0.043) and more caprylic and capric acid methyl esters (p = 0.007), but no difference in protein or caffeine, which sits uneasily with the 2004 result.

There is also a methodological cloud. In 2021 Lachenmeier and Schwarz compared the bean photographs in Marcone's paper with authenticated samples and argued that the beans look like Coffea liberica, not robusta. If they are right, some of the differences credited to digestion may be species differences. Their paper is an observational commentary, not an experiment, but it makes a fair point: no peer-reviewed study yet separates kopi luwak from carefully prepared liberica.

Does it actually taste better?

Marcone's cuppers found lower acidity and body in civet coffee, which can read as smoothness or as flatness depending on your palate. A 2019 literature review reports cupping scores between 83.75 and 85.75 for wild civet arabica, and papaya and guava off-notes in captive civets fed on those fruits.

My reading: digestion changes the bean, tasters can notice, and none of the sources I checked shows a controlled blind tasting where kopi luwak beats a well-processed specialty coffee. Rarity and the story carry most of the prestige.

What did the cage investigations find?

In September 2013, after BBC News footage from Indonesia, the WSPA (now World Animal Protection) described civets in tiny, barren cages with nothing to hide in, fed largely on coffee cherries and showing abnormal behaviour such as pacing and self-mutilation.

The peer-reviewed field study is Carder and colleagues (Animal Welfare, 2016). They visited 16 plantations in Bali in May 2013 and observed 48 civets. Rated on eight husbandry factors from 0 to 4, every plantation scored 2 or below. Water access averaged 0.25 and social interaction 0.38, and thirteen plantations gave no chance of contact between animals. Cages ranged from about half a metre across to enclosures of 10 by 5 by 3 metres.

World Animal Protection's 2016 release adds that 14 of the 16 produced caged civet coffee on site, while two held civets purely for visitors to look at. At least 13 retailers withdrew or reviewed the product after 2013, and in June 2014 UTZ Certified agreed to stop certifying producers that use caged civets.

Vietnam is documented separately. A 2022 preprint (not peer reviewed), built on 2020 interviews with 57 operators in Lam Dong and Dak Lak, reports that 64% of farms restocked with wild-caught civets and that five held animals with snare wounds.

Can a 'wild-sourced' label be trusted?

Not on its own. Every one of the 16 Bali plantations claimed to sell both wild and caged coffee. World Animal Protection describes civets as highly active nocturnal animals "poached from the wild and kept in cramped cages", and says detection stays hard because beans from caged and wild civets are so difficult to tell apart.

The analytical tools answer a different question. Electrophoresis and fatty-acid markers can suggest a bean went through a civet, not under what conditions. The 2019 review also points to widespread counterfeiting and no standard quality criteria.

Truly wild collection does exist. Mongabay describes the B'laan of Kinilis, South Cotabato, on the slopes of Mount Matutum, with no caged civets in the hamlet and penalties for capturing one. About 100 households live there and roughly 70% of the coffee farms grew from civet-dispersed seeds. That is a traceable community, not a label.

If curiosity wins

Ask for a named place, a named collector or cooperative, and documented absence of captivity. Without those, assume you may be paying for cages. If it is fruity or floral notes you are after, naturally processed specialty coffees deliver them with a label you can read.

To judge for yourself, start with what specialty coffee is, learn to read a label, and run a side-by-side cupping at home. Tasting without the story is the only fair test.

Frequently asked questions

Does kopi luwak taste better than good specialty coffee?

No controlled study I could find shows it. Marcone's 2004 cupping noted lower acidity and body, and digestion clearly changes the bean's chemistry, but different is not better. A carefully processed specialty coffee can offer more aromatic range.

Is there such a thing as ethical kopi luwak?

In principle, yes: gathering droppings from genuinely wild civets needs no captivity, and a documented example is the B'laan community in Mindanao, Philippines. The weak point is proof. Beans from wild and caged civets cannot be told apart reliably, and all 16 Bali plantations surveyed in 2013 said they sold both wild and caged coffee.

How can I tell if kopi luwak is really wild?

You cannot, by eye or by cup. The chemical markers researchers have proposed (protein electrophoresis, fatty acid esters) show that a bean passed through a civet, not how the civet lived. Only traceability to a named place and collector gives you anything to check.

Which countries produce kopi luwak?

Mainly Indonesia, with production also reported in the Philippines and Vietnam. In the Philippines, the animal involved in the reporting cited here is the Philippine palm civet, Paradoxurus philippinensis. A 2022 Vietnamese preprint, based on 2020 interviews with 57 farm operators, found 64% of farms restocked with wild-caught civets.

Related reading: What is specialty coffee · How to read a label · Home cupping guide

Sources

  1. Marcone MF (2004), Composition and properties of Indonesian palm civet coffee (Kopi Luwak) and Ethiopian civet coffee, Food Research International 37(9):901-912.
  2. Lachenmeier DW, Schwarz S (2021), Digested Civet Coffee Beans (Kopi Luwak): An Unfortunate Trend in Specialty Coffee Caused by Mislabeling of Coffea liberica?, Foods 10(6):1329. https://www.mdpi.com/2304-8158/10/6/1329
  3. Mitra et al. (2025), Civet Robusta and natural Robusta coffee are different on key fatty acid methyl esters and total fat, Scientific Reports. https://www.nature.com/articles/s41598-025-21545-x
  4. Carder G, Proctor H, Schmitt L, Smith K, Ward A et al. (2016), The animal welfare implications of civet coffee tourism in Bali, Animal Welfare 25(2):199-205. https://nature.berkeley.edu/garbelottoat/wp-content/uploads/CARDER-ETAL-2016.pdf
  5. World Animal Protection (2016), Civets enslaved in growing demand for tourism and luxury coffee, press release. https://www.worldanimalprotection.org/latest/press-releases/civets-enslaved-growing-demand-tourism-and-luxury-coffee/
  6. World Animal Protection (2014), Caged civet coffee banned by UTZ Certified. https://www.worldanimalprotection.org/latest/news/caged-civet-coffee-banned-utz-certified/
  7. Daily Coffee News (18 September 2013), Citing Disturbing Animal Cruelty, Animal Rights Group Calls for 'Cage-Free' Kopi Luwak Certification (WSPA statement of 13 September 2013 after BBC News footage). https://dailycoffeenews.com/2013/09/18/citing-disturbing-animal-cruelty-animal-rights-group-calls-for-cage-free-kopi-luwak-certification/
  8. Trinh Thi M, Gray R et al. (2022), Commercial civet farming practices and conservation impacts on wild civet populations in central Vietnam, Research Square preprint (not peer reviewed). https://www.researchsquare.com/article/rs-1806075/v1
  9. What is kopi luwak? A literature review on production, quality and problems (2019), IOP Conference Series: Earth and Environmental Science 365:012041. https://iopscience.iop.org/article/10.1088/1755-1315/365/1/012041/meta
  10. Mongabay (2023), Philippine tribe boosts livelihoods and conservation with civet poop coffee. https://news.mongabay.com/2023/04/philippine-tribe-boosts-livelihoods-and-conservation-with-civet-poop-coffee/
  11. IUCN Red List of Threatened Species: Paradoxurus hermaphroditus (Least Concern).