Bromelain is a protein digestive enzyme derived from the fruit and stem of pineapple.Bromelain is used specifically to reduce swelling (inflammation) in the nose and sinuses. It is also used for hay fever, treats an intestinal condition involving swelling and ulcers (ulcerative colitis), then removes dead and damaged tissue (debridement), prevents water accumulation in the lung (lung edema), relaxes muscles, stimulates muscle contractions, antibiotics Increases absorption.

It is used to prevent muscle pain after intense exercise. Also, bromalein is used to lower inflammation for arthritis (osteoarthritis).

Bromelain appears to cause the body to produce substances that fight pain and swelling (inflammation).
Bromelain also contains chemicals that interfere with the growth of tumor cells and late blood coagulation.