An estimated 500 million to 1 billion people worldwide are affected by selenium deficiency, according to the World Health ...

Saturn, left, and Claudette, right, two Belted Galloway calves, lick a block of trace minerals while Dolly, a Scottish Highland heifer, waits her turn. Cattle, just like humans, need minerals to ...

Meta-analysis finds growth rate of high-risk calves can be improved with injectable trace minerals, but not low-risk calves.

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