Redmond Rock FAQs
Also, people have been feeding Redmond Rock to sheep for decades with terrific results. There is no concern of copper toxicity from feeding Redmond Rock to sheep. We in fact have a mineral supplement for sheep that is fortified with 300 ppm copper. At that level, sheep come close to the minimum daily requirement for copper for a 140 lb ewe, which is 5.3 mg copper per day.
Your sheep will be safe eating Redmond Rock and they will be healthier for doing so.