Sicer pa ženskam sperma, če jo pogoltnejo seveda, precej zmanjša možnost za raka na dojkih.
The reasearch consisted of two groups, 6,246 women ages 25 to 45 who had performed fellatio and swallowed on a regular basis over the past five to ten years, and 9,728 women who had not or did not swallow. The group of women who had performed and swallowed had a breast cancer rate of 1.9 percent and the group who had not had a breast cancer rate of 10.4 percent.
http://www.topreventbreastcanc...omen-study.html
Se pa lahko okus sperme meda tudi kontrolirati oz. izboljšati s sadjem, ananas, jagode,...