Kerindale Wildcrafted Pau d Arco Bark. Also known as taheebo, this inner bark of the red lapacho tree is commonly found in herbal formulas intended for blood cleansing and purification, as with skin problems such as eczema and psoriasis, but also in cancer. Its composition has been studied and is found to contain xyloidin a natural antibiotic with viricidal properties. It also contains lapachol, an element noted for its anti tumour activity. Taheebo - considered the everything herb.