This product is extremely effective in newborn, adult or any age of animals. This product will increase appetite and daily gains as well as boost the immune system. New research has shown that adults benefit as much as newborns in the consumption of colostrum. It shows through digestive health, immunity builder, and overall soothing of stomach lining. This product reduces shipping stress, acidosis and other conditions that may cause scours or the reduction of feed intake. The colostrum is immunized and can be passed down the recipient and nursing animals. Use to treat or for preventative maintenance. All Natural. Made in the USA. Patent Pending.