The invention relates to the technical field of biology and provides a nutrition metabolic capacity related SNP site detection primer group, application, product and method. The nutrition metabolic capacity related SNP site detection primer group can be used for detecting vitamin A metabolic capacity, vitamin B6 metabolic capacity, vitamin B12 metabolic capacity, vitamin C metabolic capacity, vitamin D metabolic capacity, vitamin E metabolic capacity, elemental calcium metabolic capacity, elemental iron metabolic capacity, elemental zinc metabolic capacity, elemental selenium metabolic capacity, elemental iodine metabolic capacity, elemental sodium metabolic capacity, alcohol metabolic capacity, folic acid metabolic capacity, lactose metabolic capacity, unsaturated fatty acid metabolic capacity, saturated fatty acid metabolic capacity, cholesterol metabolic capacity, carbohydrate metabolic capacity and caffeine metabolic capacity. By the primer group, specific detection can be realized, high accuracy is achieved, a detection period can be shortened sharply, and detection cost is reduced.