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.
There is no RDA or RNI for copper. However, normal daily recommended intakes are generally defined as follows: Infants and childrenâ Birth to 3 years of age: 0.4 to 1 milligram (mg) per day. 4 to 6 years of age: 1 to 1.5 mg per day. 7 to 10 years of age: 1 to 2 mg per day.