The invention belongs to the technical field of food processing, and particularly relates to a health-care biscuit and a preparing method of the health-care biscuit. The health-care biscuit is prepared by compounding raw materials including piper sarmentosum, garlic, red yeast rice, butter, white granulated sugar, yolk and low-gluten flour. The health-care biscuit and the preparing method have the advantages that the piper sarmentosum, the garlic and the red yeast rice with the homology effect of medicine and food are adopted, so the health-care biscuit has multiple health-care efficacies of warming the spleen and the stomach to dispel cold, dispelling wind to remove dampness, relieving swelling and pain, expelling toxin to clean the intestine, preventing and treating tumors and cancers, preventing stomach diseases, reducing blood sugar and blood pressure, preventing diabetes, preventing and treating cardiovascular and cerebrovascular diseases, preventing cold, resisting fatigue and senility, protecting liver function, improving glycometabolism, improving human body immunity and the like, in addition, the taste is especial, a special flavor is realized, the blank of products in the type in the market is filled, and the demands of different markets and user groups can be met.