Health-preservation health product and preparation method thereof

The invention relates to a health-preservation health product. The health-preservation health product contains the following components: male cicada pupa, cordyceps militaris powder, oyster peptide, pine pollen, a mulberry extract, a wolfberry extract, a raspberry extract, a rhizoma polygonati extract, a Chinese yam extract, a semen euryales extract, a jujube kernel extract, a cassia bark extract, a Chinese date extract, a ginseng extract, fresh ginger powder, isomaltitol, maltodextrin and magnesium stearate. The preparation method comprises the following steps: mixing powder; and carrying out granulation, drying, and carrying out grain finishing and tabletting. The health-preservation health product has the beneficial effects that nutrition proportion is comprehensive, and all effective components are organically matched, so that the absorption efficiency of a human body to the nutrients is greatly increased, the immunological competence can be remarkably enhanced, the metabolism function of the human body i