Zinc is necessary for the normal function of the immune system & to make the body functions work. It is also needed for the body s enzyme systems. The Potential Benefits of Zinc Include bull Acne bull Prostate Enlargement bull Wound Healing bull Alcoholism bull Rheumatoid Arthritis bull Pregnancy bull Immune System The quantity of zinc absorbed is directly related to the availability of picolinic acid which is synthesized from tryptophan. If this conversion is impaired or there is a def