The findings provide "foundation for priority setting for food-safety interventions, policy development, research, and analyses, " the spokeswoman said.
But a decision to split the policy and technical foodsafety functions of the FSA in 2010 did not prevent the FSA "acting properly", the prime minister said.
They are fighting a new kind of trade dispute about sensitive policy issues, such as foodsafety and environmental protection, that were once exclusively domestic.