The present invention relates to a product that contains sucrose and a polyphe- nolic compound. The present invention also relates to a use of a polyphenolic compound for controlling postprandial blood glucoseand/or insulinconcentration in a subject. The present invention further relates to a use of the product for controlling postprandial blood glucoseand/or insulinconcentration in a subject. In addition, the invention relates to a method of controlling postprandial blood glucoseand/or insulinconcentration in a subject by administering a polyphenolic compound and/or the product to the subject.