Zinc is found in virtually every tissue in the body & is required for a wide range of bodily functions. It plays an important role in immune function, partly through its effect on the thymus gland & on the thymic hormones. Contra-Indications If pregnant or breast feeding, consult your health care practitioner before using. For more information on this product contact your healthcare practitioner. This product should not be used as a substitute for a varied diet. Directions Recommended dose 1 capsule per day with a meal. Do not exceed this recommended dose unless prescribed by your practitioner.