What is the role of feed grade calcium formate in the feed? Maybe you are wondering, you have to add acid, why should you add such a compound to complicate the process. In fact, when organic acids are used in feeds or mixed into premixes, their acidity is highly likely to cause loss of vitamins in the feed, thus greatly limiting their use in feed. Feed grade calcium formate completely overcomes these shortcomings and is therefore widely used. This article will describe more information about feed grade calcium formate.