written like an advertisement . please help improve it by removing promotional content and inappropriate external links and by adding encyclopedic content written from a neutral point of view . september 2016 learn how and when to remove this template message bulletproof coffee type private industry beverages coffee founded 2009 founder dave asprey headquarters united states number of locations 2 stores 2016 area served worldwide products upgraded coffee website bulletproof coffee bulletproof coffee is a branded coffee drink consisting of upgraded black coffee blended with grass fed butter and brain octane oil an 8 carbon fraction of medium chain triglyceride oil . 1 the recipe was created by dave asprey and first posted to his blog in 2009 . 2 asprey claims that the drink boosts cognitive performance and weight loss and it has been consumed by sportspeople 3 and silicon valley entrepreneurs . 2 4 contents 1 product history 2 historical antecedents 3 preparation 4 health claims 5 references product history edit david asprey developed his bulletproof coffee recipe after traveling to tibet and tasting yak butter tea drinks . he returned to the united states and experimented with buttered drink recipes and published the preparation for his buttered coffee drink on his blog in 2009 . 2 5 in 2014 bulletproof coffee was featured on shows such as good morning america 6 today 7 and the tonight show with jimmy fallon 8 and had a following of over three million consumers . 9 by 2015 bulletproof was operating with 20 employees and had over six million unique visitors to its website . the stand alone bulletproof cafe opened in los angeles that same year . 5 10 historical antecedents edit coffee drinks made with butter and other forms of fat have been in use for centuries by people from the himalayas ethiopia nepal vietnam and singapore . 11 12 in ethiopia the gurage people traditionally add butter honey and salt to coffee . in vietnam and singapore chon coffee beans are commonly saut ed with butter prior to roasting . 12 butter tea is a popular drink in tibet where its high calorific content provides energy to those performing manual labor in a harsh environment . 13 preparation edit asprey s recipe calls for brewing coffee with upgraded beans which aspry claims are low in mycotoxins . to this 1 2 tablespoons of grass fed unsalted butter or ghee and 1 2 tablespoons of brain octane oil a mostly 8 carbon octanoic acid fraction of mct oil are added . 14 the drink is then blended for 20 30 seconds until frothy . 15 health claims edit asprey has claimed that when used in combination with other health hacks the coffee helped to boost his iq score by more than 20 points . 2 his company claims that bulletproof coffee can aid cognition and trigger weight loss through ketosis . 16 dietitians point out there is no scientific basis for these claims and that any sense of alertness from bulletproof coffee is just a caffeine buzz . 16 some naturopaths like dr. frank lipman 17 and dr. andrew weil 18 believe that when combined with a balanced diet drinking buttered coffee could be healthy and might give you a bit more energy than your everyday cup . 15 19 asprey claims that most coffee beans contain high levels of mycotoxins and that this steals your mental edge and actually makes you weak . he sells a brand of upgraded beans which are advertised as having undergone a secret proprietary process to reduce mycotoxin levels . 20 21 physician david bach has observed that coffee producers are already good at removing mycotoxins from their product and that there is no evidence to support asprey s claim that mycotoxins make people sluggish . 22 references edit why people are putting butter in their coffee . the huffington post . a b c d bulletproof coffee the new power drink of silicon valley . fast company . nutrition in the nba ; part i lessons learned in l.a. help howard s career . cbssports.com . katie mickle february 26 2015 . the buzz behind bulletproof coffee . shape magazine . retrieved june 3 2015 . a b jill kransy january 29 2015 . turning the bulletproof coffee craze into a big brand . inc. magazine . retrieved june 3 2015 . can adding butter to your coffee help you lose weight . abc news . retrieved june 3 2015 . rao vidya 8 june 2015 . breakfast with the bacon brothers served with bacon puns and bulletproof coffee . today food . retrieved 1 july 2015 . shailene woodly is a bulletproof coffee fan . nbc . retrieved june 3 2015 . abigail forget december 15 2014 . latest coffee trend is to put butter in your coffee . fox news . retrieved june 3 2015 . lynch rene 24 april 2015 . bulletproof opening butter coffee cafe in santa monica . la times . retrieved 1 july 2015 . what s the deal with butter in coffee . the kitchn . retrieved 2016 01 11 . a b tradition turned trendy exploring the origins of butter beverages . food & nutrition . retrieved 2016 01 11 . mayhew bradley and kohn michael . 2005 tibet . 6th edition p. 75 . isbn 1 74059 523 8 . bulletproof coffee is adding butter to your coffee a good way to start the day . the independent . a b adam hadhazy january 28 2015 . should you be drinking bulletproof coffee . men s journal . retrieved june 3 2015 . a b how superfoods like bulletproof coffee get popular . healthline . courtney rubin december 12 2014 . the cult of the bulletproof coffee . the new york times . retrieved june 3 2015 . alana kakoyiannis october 18 2014 . the one thing you can add to coffee for even more energy in the morning . business insider . retrieved june 3 2015 . andrew weil april 4 2013 . q and a library should i drink bulletproof coffee . weil lifestyle . retrieved june 3 2015 . megroz gordy 21 april 2015 . make you invincible . and this man very rich . bloomberg business . retrieved 1 july 2015 . ogilvie jessica p. 8 june 2015 . david asprey wants you to drink coffee with butter . some dismiss his science video . la weekly . retrieved 1 july 2015 . khan amir 24 december 2014 . the bulletproof diet is anything but . us news . retrieved 16 february 2015 . retrieved from https en.wikipedia.org w index.php title bulletproof coffee & oldid 739922836 categories coffee drinkshidden categories articles with a promotional tone from september 2016all articles with a promotional tone navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages bahasa indonesia edit links this page was last modified on 17 september 2016 at 23 12 . text is available under the creative commons attribution sharealike license ; 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