Although it accounts for only 1.2% of all cancers in males, cancer of the testis accounts for about 11%-13% of all cancer deaths of men between the ages of 15-35. Testicular cancer has two peaks according to age. The first peak occurs before the age of 45 and accounts for about 90% of cases of testicular cancer.
For acne, doses of 40-300 milligrams of zinc sulfate two or three times daily with or without food have been taken by mouth for 4-12 weeks. 30-200 milligrams of zinc gluconate prior to a meal daily for 2-3 months has also been studied.
1 Preconception â Between the ages of 14 and 18 you need 9 milligrams of zinc a day. Between 19 and 50 years of age, you should get 8 milligrams of zinc a day.  Pregnancy â During pregnancy you need more zinc and should get 11 milligrams a day, 13 milligrams if you are 18 years old or younger.