Benefits of using serrapeptase include a decrease in pain and inflammation associated with osteoarthritis, rheumatoid arthritis, sinusitis, laryngitis and Crohn's disease, states WebMD. Serrapeptase is a chemical derived from silkworms that aids the breakdown of protein in the body, which may reduce swelling and mucous build-up.
Commonly used as a drug in Europe and Japan, serrapeptase is classified as a dietary supplement in the United States, according to WebMD. Three to four days after taking serrapeptase, patients have experienced significant reductions in pain and nasal secretions, early research indicates. Nursing mothers use serrapeptase to reduce breast engorgement pain, and it is also used to treat post-surgery swelling, diabetes, leg ulcers and asthma.