* Red grains: nourish the heart, such as red beans, Redmi and red dates.
* Yellow grains: nourishing the spleen, such as corn, soybeans and millet.
* Green grains: nourishing liver, such as mung beans and edamame.
* White grain: nourishing the lungs, such as rice, coix seed, glutinous rice, etc.
* Black grains: nourishing kidney, such as black beans, black sesame seeds and black rice.
In addition, oats, lotus seeds, lilies, Redmi, pumpkin seeds, walnuts, almonds, glutinous rice, Ziziphus jujuba seeds, soybeans, Euryale ferox seeds, red beans, coix seed, kudzu root, red dates, glutinous rice, longan, medlar, mung beans, water chestnuts, soybeans, coix seed, kudzu root, red beans, coix seed.
In the daily diet, it is suggested to eat more coarse grains and less refined foods with high sugar and cholesterol to achieve the purpose of health preservation.