The invention belongs to the field of medicines, and relates to a healthcare product prepared from wolfberry fruits and jujubes and a preparation method and detection method thereof. The healthcare product is prepared from the following medicinal materials in parts by weight: 1-5 parts of wolfberry fruits and 1-5 parts of jujubes. The healthcare product oral liquid is used for auxiliary treatment of femoral head necrosis and has a relatively good supportive therapeutic efficacy, and is capable of improving the bone mineral density of femur, the bone mineral degree, the bone weight, the bond strength and the bone rigidity, improving blood capillary disorder on the femur and reducing the fat pigmentation ratio in bone cells of the femur. The invention further provides a preparation method of an injection and a detection method of the healthcare product. The detection method is simple and convenient, accurate and good in repeatability; the quality of the oral liquid can be detected; and a reliable and practical detection method is provided for the injection.