Taking zinc seems to reduce blood sugar, increase insulin levels, improve the way the body uses insulin, and decrease cholesterol and other fats (lipids) in the blood in people with type 2 diabetes. Zinc also seems to decrease body weight in people with diabetes who are overweight or obese.What is the safe dosage for taking zinc?
Chronic ingestion of zinc can also lead to copper deficiency. The Safe Upper Level for zinc supplementation is set at 25 mg a day. You will probably not be able to obtain more than 17 mg a day from food alone, so the maximum amount you can ingest in a day is 42 mg.Can man benefit from large daily doses of zinc?
Taking large daily doses of zinc, for a short-term period of time, may be of benefit for men with certain health conditions. According to MayoClinic.com, taking 4.5 to 24 milligrams of zinc in lozenge form every 1 to 2 hours may help reduce symptoms of the common cold.