Pure® Encapsulations Bromelain contains bromelain proteolytic enzyme. Bromelain is a proteolytic enzyme that is naturally present in the stems of fresh pineapple. 500 mg of bromelain per capsule, with enzymatic activity expressed as Gelatin Digestive Units (GDU) per gram. GDUs provide information on the product's potency. Directions: People concerned about their diet. How to use: 1-4 capsules throughout the day, with or between meals. Caution: Do not take during pregnancy or breastfeeding. Not for children. Do not take if you are hypersensitive to pineapple. If you have clotting problems or are taking anticoagulants (such as heparin or coumarins), have any health condition, or are taking any medication, consult your healthcare professional before using this supplement. Conservation: Store in a cool, dry place.