Section 04 Prepared foodstuffs; beverages, spirits and vinegar; tobacco and manufactured tobacco substitutes 19 Preparations of cereals, flour, starch or milk; pastrycooks' products 19 01 Malt extract; food preparations of flour, etc , nes 19 01 90 Medical foods 19 01 90 91 Medical foods Commodity Code Description 19 01 90 91 00 Medical foods