Abstract: This research investigates the Adulteration of marketable fresh milk adulterated with water and starch at Khartoum state . Also the research shows the incidence of the adulteration to the consumers in addition to the economical loss which may happen during the processing. Three hundreds samples from Khartoum, Omdurman and Bahri were collected. All samples were chemically examined and analyzed to observe their quality. Then EKO milk device was used to find whether there was starch added to the milk or not on the other hand. Lactometer was used for testing the density of the samples . Further more an oven under (105)c was used to detect the total solids of the samples. The lish meddall equation was used for that analysis. The research concluded that the adulteration at Khartoum state is due to addition of water( 35.3%) rather than Starch. The research recommended to control the marketing of milk by regulation and rules which include the standards of the sold milk. Distribution, nominations of the producer and the distributors, good labs and Skilled technician in order to control the quality then to save consumer health and economy.