鬼才相信不是黄油! (英语:I Can't Believe It's Not Butter! ),是联合利华 所生产的黄油 代替品[ 2] [ 3] [ 4] 。
产品由位于美国 马利兰州 巴尔的摩 的J.H.菲尔贝特公司 于1979年研制[ 5] ,为黄油的廉价代替品;产品的名称则来自公司秘书的丈夫在试食后的一句评语[ 1] [ 5] 。J.H.菲尔贝特公司于1986年被联合利华收购。产品原本只有在巴尔的摩和华盛顿 出售,收购后联合利华于1988年将之推销至全美国;1991年开始在英国 、加拿大 及墨西哥 有售[ 6] [ 7] [ 8] [ 9] 。
^ 1.0 1.1 Lazarus, George (June 1, 1981). "Filbert can't believe you won't like its new butter blend" [失效链接 ] . Chicago Tribune . ("Filbert has moved into the Syracuse, Albany, and Pittsburgh markets with a one-pound blend called "I Can't Believe It's Not Butter."")
^ Calvani, Terry. Antiturst Law Journal , 1989, "Advertising Regulation: The States v. FTC. "...a nationally distributed butter substitute, 'I Can't Believe It's Not Butter.'")
^ Cerklewski, F.L. Journal of Food Composition and Analysis , 2005, "Calcium fortification of food can add unneeded dietary phosphorus". "...and butter substitute (I Can't Believe It's Not Butter..."
^ Brands for life . Unilever.com. [April 30, 2012] . (原始内容存档 于2021-03-19).
^ 5.0 5.1 Unilever Corporate History . Unilever.com. [March 27, 2014] . (原始内容 存档于2014年4月2日).
^ Wyman, Carolyn (2004). Better Than Homemade: Amazing Foods That Changed The Way We Eat (页面存档备份 ,存于互联网档案馆 ) . Quirk Books. pp.50-52. ISBN 1931686424
^ I can't believe it's not Butter! . United Kingdom: Unilever.co.uk. [April 30, 2012] . (原始内容 存档于2012年5月13日).
^ I Can't Believe It's Not Butter . Canada: Unilever.ca. [April 30, 2012] . (原始内容 存档于2014年4月2日).
^ Jones, Geoffrey (2005). Renewing Unilever: Transformation and Tradition (页面存档备份 ,存于互联网档案馆 ). Oxford University Press. pp. 102-03. ISBN 0199269432