2013 horse meat scandal only found more than 1% horse DNA in Asda's tins of but it also contained four ppb of phenylbutazone, marking the first time since the start of the scandal that bute had been detected in a meat product in the UK food chain. However, one problem raised was over documentation; all of the UK animals with phenylbutazone contamination tested in early 2013 possessed a "horse passport" that allowed the carcasses to be sold for human consumption. The veterinary residues committee (VRC) reminded the public in July 2012 that it had been "repeatedly expressing concern" about phenylbutazone contamination. and recent discoveries
Value brands in the United Kingdom Value brands in the United Kingdom In the United Kingdom, it is common practice for retailers to have their own value brand in an effort to compete on price. These brands have become more popular in the UK with shoppers since the Great Recession caused food prices to rise. Tesco's value brand was originally launched in 1993 as "Tesco Value", with distinctive blue-and-white striped packaging. In April 2012 the range was rebranded as "Everyday Value", with new packaging and a revised product range which omitted artificial colours and flavours. The original Tesco Value brand had been launched in the midst