Flavour modulating substances

1 2 The present invention in a first aspect relates to flavor modulation in foodstuffs, beverages, orally administered pharmaceuticals, tobacco products and oral care products, using a flavor modulating substance selected from the group of substances represented by formula, edible salts thereof and edible esters thereof: formula wherein Rand/or Rrepresent the residue of primary amines, more particularly the residues of primary amines selected from amino acids, peptides, purines and pyrimidines, aralkylamines and certain branched or straight chain, hydrophilically substituted alkylamines. It has been found that these substances are capable imparting highly desirable taste attributes in the products they are incorporated in. In addition said flavor modulating substances are advantageously applied in flavor compositions, foodstuffs, orally administered pharmaceuticals, tobacco products and oral care products.