Graphical disorientation is triggered by having Alzheimer’s disease. The daily diet of Alzheimer’s disease patients is directly related to the development of the patient’s condition. The diet of Alzheimer’s disease should be light, and the food should not be too salty, preferably low in sugar, salt and fat, otherwise it will aggravate the degree of dementia in elderly patients. Here we will specifically talk about what are the principles of Alzheimer’s diet. 1, day by day should be appropriate outdoor activities, so that the sun’s rays shine on the skin, which can enhance the eating requirements and help dementia patients absorb. 2, to carbohydrates such as rice, pasta, buns, porridge, powder as the main food, dementia patients eat too much omnivorous food will affect the eating requirements, resulting in nutritional disorders. 3, the diet of dementia to have on time, generally in the morning, lunch and evening each eat once, those who have the conditions can grow snacks in the morning and afternoon once, eat on time, can grow eating requirements. 4, dementia patients food should be easy to digest and absorb, nutritious, to choose high protein food, protein is the basis of intellectual activity and brain memory, thinking has a close relationship, milk, soy milk, eggs, yogurt, meat, etc. are rich in protein food, but also choose more vitamin high food. 5, the patient is suitable to eat light nutrient-rich food, such as cinnamon date soup, lean meat, eggs, fish, etc., because such patients more Yin blood deficiency; and for those who are obese, it is appropriate to give a light diet, eat more fresh vegetables, fruits, such as celery, bean sprouts, cucumbers, bananas, oranges, etc..