Suggested are new compositions for oral ingestion, comprising at least one active agent from the group of alkamides. The compositions which are orally ingested reduce the uptake of free fatty acids in the adipocytes and at the same time stimulate the release of serotonin and dopamine, which leads to a reduction of appetite, a feeling of satiety and a positive mood. In doing so, the new compositions are thus perfectly suitable to counteract any undesired gain of weight.