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.
The recommended daily zinc intake (reference nutrient intake) for an adult man in the UK is 9.5 mg. The recommended daily zinc intake for an adult woman in the UK is 7 mg. The Food Standards Agency and the Department of Health in the UK advise that intake of zinc should not exceed 25 mg per day.