The invention discloses complete nutritional powder and a preparation method thereof. The powder is characterized by containing vitamin B1, vitamin B2, vitamin B6, pantothenic acid, niacin, vitamin B12, vitamin C, vitamin A, vitamin K, vitamin D, vitamin E, biotin, folic acid, calcium, magnesium, iron, zinc, selenium, chromium, copper, manganese, corn fiber powder, inulin, isolated soy protein powder, black bean extract, Brazil mushroom extract, soya bean lecithin, semen phaseoli extract, L-carnitine, β carotene, lycopene, citrus extract, vanadium, acerola cherry extract, grape seed extract, maltodextrin, essence, aspartame, and acesulfame. The complete nutritional powder is a specifically developed nutritional food, which is highly matched with low sugar diet and moderate exercise in a solution for treating obesity and high blood pressure, high blood sugar and high blood fat. The solution is capable of treating obesity, blood pressure, blood sugar and blood fat with excellent rehabilitation results and is suitable for wide promotion.
