A preparation system for a brewed product, comprising - a machine for preparing the brewed product, said machine comprising a brewing module, said brewing module comprising an injector for introducing a brewing fluid into the capsule, and discharge device for leading out a brewed product, wherein the injector comprises at least one injection-side perforation element which projects away from an injection-side support surface, and the discharge device comprises at least one extraction-side perforation element which projects away from an extraction-side support surface, - wherein the injector comprises an elastic capsule seal, and the brewing module in a closed condition forms a brewing chamber for a capsule, - wherein the injector comprises at least one lead-through opening which is separate from the injection-side perforation elements and is for feeding a hot brewing fluid into the brewing space, - and wherein the machine further comprises a fluid pump for delivering the hot brewing fluid under pressure through the at least one lead-through opening into the brewing space, as well as - a closed capsule with a capsule wall comprising an extraction-side cover surface (1.1), an injection-side cover surface (1.2) and a peripheral lateral surface (1.3) which extends between the extraction-side cover surface and the injection-side cover surface, as well as with an extraction material which is surrounded by the capsule wall, in the inside of the capsule; - wherein the capsule can be brought into the brewing module, and the brewing chamber is closable whilst guidance of the capsule by way of the elastic capsule seal which encompasses the peripheral lateral surface (1.3) on the injection side, - wherein the injection-side perforation elements in the closed condition of the brewing chamber pierce through the injection-side cover surface (1.2) and project into the capsule interior, - wherein in this closed condition, the brewing fluid can be fed through the at least one lead-through opening into a region between the injection-side support surface and the injection-side cover surface, - and wherein the capsule seal comprises at least one peripheral seal feature which projects radially so far inwards that the peripheral lateral surface (1.3) is locally deformed on closing the brewing chamber and is displaced inwards along the seal feature. - a machine for preparing the brewed product, said machine comprising a brewing module, said brewing module comprising an injector for introducing a brewing fluid into the capsule, and discharge device for leading out a brewed product, wherein the injector comprises at least one injection-side perforation element which projects away from an injection-side support surface, and the discharge device comprises at least one extraction-side perforation element which projects away from an extraction-side support surface, - wherein the injector comprises an elastic capsule seal, and the brewing module in a closed condition forms a brewing chamber for a capsule, - wherein the injector comprises at least one lead-through opening which is separate from the injection-side perforation elements and is for feeding a hot brewing fluid into the brewing space, - and wherein the machine further comprises a fluid pump for delivering the hot brewing fluid under pressure through the at least one lead-through opening into the brewing space, as well as - a closed capsule with a capsule wall comprising an extraction-side cover surface (1.1), an injection-side cover surface (1.2) and a peripheral lateral surface (1.3) which extends between the extraction-side cover surface and the injection-side cover surface, as well as with an extraction material which is surrounded by the capsule wall, in the inside of the capsule; - wherein the capsule can be brought into the brewing module, and the brewing chamber is closable whilst guidance of the capsule by way of the elastic capsule seal which encompasses the peripheral lateral surface (1.3) on the injection side, - wherein the injection-side perforation elements in the closed condition of the brewing chamber pierce through the injection-side cover surface (1.2) and project into the capsule interior, - wherein in this closed condition, the brewing fluid can be fed through the at least one lead-through opening into a region between the injection-side support surface and the injection-side cover surface, - and wherein the capsule seal comprises at least one peripheral seal feature which projects radially so far inwards that the peripheral lateral surface (1.3) is locally deformed on closing the brewing chamber and is displaced inwards along the seal feature.