The normal quantity of semen in the shell or stream after three days of stopping ejaculation is from two to four milliliters, that is, about the filling of the medium table suspension. This quantity may be reduced or slightly increased from one person to another but if the quantity is very low Of 1.5 milliliters may not have this liquid is estimated to fertilize and the lack of hormone testosterone and excessive ejaculation is one of the main reasons for the lack of sperm quantity.