The invention discloses a food composition suitable for a hypertension hyperlipidemia hyperglycemia population, which comprises rice, millet, black rice, yam, lotus roots, oat, tartary buckwheat, lotus seeds, pearl barley, yellow corns, potatoes, hazelnuts, Chinese chestnuts, konjak, black sesame, shiitake mushrooms, lycium barbarum, dried mulberries, dried seedless grapes, dates, salt black beans of soybeans, hawthorn powder, carrot powder, tomato powder, puerarin powder, concentrated whey protein, soy isolate protein, camellia oil, purple perilla seed oil, maltodextrin, L-malic acid, L-carnitine and milk calcium. The invention further discloses a preparation method of the food composition suitable for the hypertension hyperlipidemia hyperglycemia population. After the food composition is taken usually, balanced nutrition can be ensured when effects of effectively reducing a blood pressure, blood fat and blood sugar are achieved; meanwhile, the food composition also has effects of conditioning important organs of a human body, such as livers, kidneys, spleen, stomach, large intestine and the like, protecting the heart, improving blood vessel elasticity, reducing the blood viscosity and preventing the Alzheimer disease.