'''SIFO''' may refer to:
*Sifo, a Swedish company in the area of opinion and social research *National Institute for Consumer Research (SIFO), a consumer affairs research institute based in Oslo, Norway *Sifo Company of St. Paul, Minnesota, a defunct maker of children's toys *Small intestinal fungal overgrowth, a condition similar in symptoms to small intestinal bacterial overgrowth
{{dab}} <!-- Long comment to avoid being listed on short pages -->