ImmuCell Corporation is an animal health company. The Company operates in the development, acquisition, manufacture and sale of products that improve the health and productivity of cows for the dairy and beef industries segment. The Company has developed products that provide immediate immunity to newborn dairy and beef cattle, and is developing product line extensions of its existing products that address mastitis. The Company's lead product, First Defense, is manufactured from cows' colostrum utilizing its vaccine and milk protein purification technologies. Its Wipe Out Dairy Wipes are made from a non-woven fabric that allows for a vigorous cleaning. It also developed California Mastitis Test (CMT), which is used for bulk tank, as well as individual cow sample monitoring and is used to determine which quarter of the udder is mastitic. Its product development initiative is Mast Out, a Nisin-based intramammary treatment of subclinical mastitis in lactating dairy cows.