It consists of sperm and seminal plasma, in which sperm accounts for 10% and the rest is seminal plasma. Besides water, fructose, protein and fat, it also contains many enzymes and inorganic salts. Semen contains zinc.
Sperm is produced by testicles. Semen is secreted by prostate gland, seminal vesicle gland and urethral gland. Semen contains fructose and protein, which are the nutrients of sperm. In addition, semen also contains prostaglandin and some enzymes.
Normal semen is milky white, light yellow or colorless, and the number of sperm in each milliliter of semen is generally 60 million to 200 million. Viable sperm accounts for more than 60% of the total. Abnormal sperm should be less than 65,438+00% of the total. Sperm motility lasts for 3-4 hours at room temperature.
Semen contains an antibacterial substance comparable to penicillin? Semen cytoplasmic protein. Experts pointed out that semen cytoplasm is a kind of protein with unique function. Once in the cell, it can prevent the synthesis of ribonucleic acid, thus killing bacteria. It has been observed from laboratory culture that semen cytoplasma protein can kill many pathogenic bacteria, such as Staphylococcus aureus and Streptococcus.
To sum up, as long as you are healthy and not infected, your semen only contains protein and some trace elements, which has no effect on the fetus and has little benefit, and its nutritional value is not as good as that of your girlfriend eating an egg.