Abstract: “The problem of providing food from animal protein is great importance when the authors of productivity policy since it is one of the main and essential food ingredients for human nutrition and maintain his health, are obtained animal protein sources of red meat , white meat , fish, and is linked to the demand by increasing population, increasing per capita income and the level of health and nutrition of the population awareness and then increase the average per capita, with an average per capita red meat, fish and poultry in Egypt during the period (1990-2013) approximately 13.76, 13.15, 10.47 kg / year, while the annual growth rate of about 1.2%, 4.4%, 2.33%, respectively.Results estimate the demand for red meat demand AIDS using the optimal model in the Arab Republic of Egypt during the period has shown (1990-2013): 1. High percentage of the Egyptian consumer spending on red meat, fish and poultry. Which amounted to about 58.8%, 24.2% 0.17%, respectively, which means the consumer pre”

Keywords: Almost Ideal Demand System (AIDS), Seemingly Unrelated Regression (SUR), Three Stage Least Square (3SLS), Generalized Method of Moments (GMM). Own Price Elasticity, Expenditure Elasticity, Cross Price Elasticit