Zinc is a powerful supplement to have in your arsenal. a deficiency could contribute to several health problems. The many beneficial effects of zinc are very noteworthy and include: Aiding in inproved heart function, and may assist in cancer and diabetes prevention. It activates around 200 enzymes in the body, boosts the imune system, help with bones and teeth, protein synthesis and aids in the treatment of Arthritis. Shipping included in the price. Save $4 on shipping by picking up directly from Zero Point Fitness!