How to Make a Salt Lick for Horses. In general, horses require about 1-2 ounces of salt a day to meet their nutritional requirements for sodium and chloride.
There's only three ingredients needed to make your own salt lick for deer. Di- Calcium Phosphate, Trace mineral salt, Stock salt.
Here's a great recipe for a mineral lick. WHITETAIL DEER HOMEMADE MINERAL MIX RECIPE Printable version. Ingredients: Makes 200 lbs.