Question: what is pau d'arco used for?
Answer: What Is Pau D'arco and How Does It Work? Pau d'arco is an herbal supplement claimed to be anti-cancer and antimicrobial, especially anti-candida. Other uses for pau d'acrco include diabetes, ulcers, stomach inflammation (gastritis), liver ailments, asthma, bronchitis, joint pain, hernias, boils and wounds.