Dietary Supplement Natural Enzyme 2400 GDU/g 500 mg Protein Digesting Vegetarian Formula NOW® Bromelain 2400 GDU is one of the highest natural potencies of this proteolytic enzyme available. While most enzymes are generally considered to be poorly absorbed, Bromelain is one of the most bioavailable of all enzymes and has been the subject of numerous studies worldwide. Although Bromelain is derived from pineapple, supplementation is necessary to achieve optimum levels of this enzyme. Encapsulated in Vcaps® for a 100% vegetarian formula. Contains no: sugar, salt, yeast, wheat, gluten, soy, milk, egg, shellfish or preservatives. Vegetarian/Vegan Product. Gelatin Digesting Units - a measure of proteolytic activity.