According to the board, the claim is based on a 1998 study in the American Journal of Obstetrics & Gynecology that claims high calcium and Vitamin D intake is inversely related to PMS.
However, the campaign, which previously had a URL of EverythingIDoIsWrong.org, was seen by some as sexist, misguided and offensive.
The site now directs the visitor to a public apology made by the Californian Milk Processor Board along with an opportunity to join in on discussions about the campaign.