Generally speaking, regular plasma donation in healthy adults has no obvious effects on the body and does not bring obvious bad effects to the body, but it also does not bring obvious benefits to the body. After plasma donation, the body has a strong reserve function, and usually in about 2-3 days, the plasma can be restored to the level before donation, so there is no obvious harm to the body, but plasma donation can help alleviate clinical difficulties in blood use, which is a kind of caring performance. For example, patients with coagulation disorders should not donate plasma because the coagulation factor activity will be further reduced and bleeding symptoms will easily occur. Patients with long-term chronic illnesses and reduced immunity should not donate plasma, because the immune function of the body may be further reduced after plasma donation. Therefore, there is no obvious harm to the body of healthy adults who donate blood plasma regularly.