This principle is based on the premise that public health is better protected when the burden is on the applicant to prove that a particular food or feed is safe prior to its placing on the market, instead of the public authorities having to prove that it is unsafe.
To se načelo temelji na pretpostavci da se zdravlje ljudi može bolje zaštititi kada podnositelj zahtjeva mora dokazati sigurnost određene hrane ili hrane za životinje prije njezina stavljanja na tržište nego kada tijela javne vlasti moraju dokazati da ona nije sigurna.