Blood collection additive high-efficiency coagulation promoting powder is a substance used to accelerate blood coagulation, usually used for blood collection and testing in medical and biological laboratories. This type of coagulation promoting powder is usually composed of multiple components, including thrombin, anticoagulants, and other bioactive ingredients. Thrombin is the main component of coagulation promoting powder, which can activate platelets and promote blood coagulation. Anticoagulants are used to prevent blood from coagulating during the procoagulant process. The high-efficiency coagulation promoting powder with blood vessel additives has various advantages. Firstly, it can quickly promote blood coagulation and shorten the time for blood collection and testing. Secondly, this type of coagulation promoting powder has high stability and can maintain its effectiveness under different storage conditions. In addition, it also has low immunogenicity, reducing interference with blood components. When using high-efficiency coagulation promoting powder as a blood collection additive, it is necessary to add it to the collected blood in a specific proportion. After addition, the blood will coagulate in a short period of time, making it convenient for subsequent separation and detection operations.