A generous and balanced vitamin and mineral inclusion has been formulated into every bag of Castle Horse Feeds. Vitamins are required in the diet in order to maintain health and normal bodily functions. The table elow shows the extensive range of vitamins and minerals generously used in the manufacture of each and every sack of feed.
| VITAMIN A | Nicotinic Acid | Zinc | Limestone |
| VITAMIN D3 | Pantothenic Acid | Iodine | Phosphorous |
| VITAMIN E | Biotin | Selenium | Sodium |
| VITAMIN K | Folic Acid | Selplex | Potassium |
| VITAMIN B1 | Choline Chloride | Maganese | Calcium |
| VITAMIN B2 | Cobalt | Magnesium | |
| VITAMIN B6 | Copper | Salt | |
| VITAMIN B12 | Iron | Dicalcium Phosphate |
