Provided is a goods information providing system, including: a first position acquisition section (4) for acquiring from a position information DB (31) position information on goods specified by a shelf ID read by a reading unit (22); a related goods extraction section (5) for extracting from a related goods information DB (33) a related goods related to the goods specified by the shelf ID; a second position acquisition section (6) for acquiring from the position information DB (31) position information on the extracted related goods; a recommended goods determination section (8) for determining, as recommended goods, from among the extracted related goods, the related goods selected based on a position of the goods acquired by the first position acquisition section (4) and a position of the related goods acquired by the second position acquisition section (6); and an informing unit (23) for informing of information on the determined recommended goods.