Debunked: Red Dye No. 3 causes cancer? How many red jelly beans could you eat and still not get cancer? Related links: CBS News article | 2012 Jacobson article | 1987 Red 3 rat study | Food dyes in foods study | False Alarm: The Center for Science in the Public Interest, 1971-2006 Share this:EmailPrintTwitterFacebookMoreLinkedInPinterestTumblrReddit