Three kinds of reducing sugars were added in the process of fragrant sunflower oil prepared by the principle of Maillard source reaction. With sensory evaluation the results showed that fructose was the best reducing sugar for the process.By single factor test and L9(34) orthogonal test, the optimum preparation condition was obtained. Through the verification test and quality inspection, the sensory evaluation of the prepared fragrant sunflower oil could score up to 5.0 points and r...