1. Normal phenomenon: semen contains coagulation enzyme secreted by the seminal glands, and the freshly ejaculated semen will appear as jelly under the action of the enzyme, which is a normal phenomenon, and it will be gradually thinned out after 10 minutes of ejaculation. 2. Prostatitis: men suffering from prostatitis, under the stimulation of inflammation will lead to liquefaction dysfunction, so that the ejaculate inside the jelly, the patient is usually accompanied by frequent urination, urinary symptoms. 3. Spermatitis: Spermatitis may be caused by inflammation of the spermatic cord tissue due to invasion of pathogens such as Mycobacterium tuberculosis and Treponema pallidum, which may result in the symptom of ejaculation with jelly and localized pain. If you find jelly in the semen, it is recommended that the patient go to the male department of the hospital to do a checkup and find out the cause of the disease under the guidance of the doctor’s treatment.