The British Food Standards Agency has confirmed that a small number of UK companies may have received products from the Dutch wholesalers.

BBC: Horsemeat scandal: Dutch uncover large-scale meat fraud

Whatever it is, the British Food Standards Agency figures it could help stop it by affecting demand for high-calorie foods generated by advertising.

FORBES: Fat Food Fight On Two Fronts

The British Food Standards Agency rejected the center's petition, noting that confirmed reactions seemed to occur about once per 146, 000 mycoprotein customers--a figure supplied, admittedly, by Marlow.

FORBES: Food fight

Iceland was one of the supermarket chains caught up in the crisis when the Irish Food Standards Agency said some Iceland burgers contained horse DNA. Their products subsequently passed the British tests - which only show positive at more than 1 percent horse DNA trace.

BBC: Iceland boss dismisses 'panic' over horsemeat in food