The root contains many types of plant chemicals. Quinovic acid glycosides help reduce inflammation and fight against some types of viruses. Because collecting the root to get the bark kills the plant, herbalists look for other sources of these important ingredients. Right now, the inner bark of the vine seems to be a good alternative. Both standardized and crude bark cat's claw are available.
Crude bark is crushed and used to make tea.
How to Take It Cat's claw reportedly has immune stimulant and anti-inflammatory actions. Most likely, if you or your provider have decided to add cat's claw to your daily therapy, it is probably because your immune system could use a little push or because your digestive tract is a little off kilter. You may have frequent colds or other viruses, or you may be trying to relieve irritable bowel syndrome, diverticulitis, or even Crohn's disease. If you've decided to take cat's claw, choose between one of the preparations listed below and take as directed by your health care provider or the product packaging. Remember that because cat's claw has not been extensively researched, it is extremely important to get it from a reputable manufacturer.