Further, those mines still have plenty of zinc left, with the company estimating that it has a reserve life of 15 years at current production rates. (fool.com)
(The high - zinc diet was designed to mimic levels humans might experience if they got plenty of zinc from food but also took a supplement for many weeks, for example, or if they took a zinc lozenge and a multivitamin every day.) (health.com)
* Consuming plenty of zinc strengthen the tissue to help avoid: brittle nails; dull hair; and split ends. (traditionalfoods.org)