Thehorse.com - Full Article
Choosing between plain white salt blocks, red mineralized blocks, rock salt on ropes, and more can be challenging. Our nutritionist offers advice on the best way to supplement salt in your horse’s diet.
Posted by Clair Thunes, PhD | Jun 24, 2019
Q. I have been researching different types of salt and mineral blocks available for horses. I’m trying to determine if one kind is better than another, but there are quite a few different types! Is there one type I should choose over the others?
A. There are a large number of different types of salt and mineral blocks available at feed stores. Here in California, I most commonly see plain white salt blocks, red mineralized salt blocks, and rock salt on a rope. However, in certain parts of the country, other salt blocks that contain supplemental selenium, cobalt, or sulfur are common, as well.
Despite being visually quite different and having names that suggest significantly different nutritional compositions, all these salt sources have the similarity that they are all predominantly sodium chloride—more than 92% sodium chloride, based on the analysis I found...
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