Anti-wrinkle creams that really work... 1  A chemical called Matrixyl used in some anti-wrinkle creams may double the amount of collagen in skin. 2  Collagen is needed to keep skin elastic and give it a plump, youthful feel-but production declines with age. 3  Scientists say Matrixyl can help the skin produce more.
Bromelain is an enzyme found in pineapple juice and in the pineapple stem. People use it for medicine. Bromelain is used for reducing swelling (inflammation), especially of the nose and sinuses, after surgery or injury.
Some people use a product (Phlogenzym) for arthritis (osteoarthritis) that combines bromelain with trypsin (a protein) and rutin (a substance found in buckwheat). Bromelain used in this way seems to reduce pain and improve knee function in people with arthritis.ore evidence is needed to rate the effectiveness of bromelain for these uses. 1  Arthritis (osteoarthritis). 2  Arthritis (rheumatoid arthritis). 3  Knee pain. 4  Severe burns. 5  Inflammation. 6  Sinusitis. 7  Improving antibiotic absorption. 8  Hay fever. 9  Preventing cancer. 10  Shortening of labor. 11  Ulcerative colitis. 12  Other conditions.