Any matter irrespective of origin which may be human (e.g. human blood and human blood products), animal (e.g. micro-organisms, whole animals, parts of organs, animal secretions, toxins, extracts, blood products), vegetable (e.g. micro-organisms, plants, part of plants, vegetable secretions, extracts), chemical (e.g. elements, naturally occurring chemical materials and chemical products obtained by chemical change or synthesis) [DIR 2001/83/EC Art 1(3)].