Bromelain from Pineapple Stem Synonyms: Bromelin, Ananase   CAS No.: 9001-00-7   EC No.: 3.4.22.32   Bromelain is a slightly yellow-brown powder obtained from pineapple plant (Ananas comosus). Bromelain is a mixture of proteolytic enzymes, which is widely used in food and pharmaceutical industries. Jiagen Biotechnologies supplies quality Bromelain of various specifications. To place an order or for more information, please contact us at sales@jiagen.com.