Nature's Herbs Wild Countryside Pau d'Arco is harvested from its natural, wild environmental in the high mountain regions of South America. Pau d'Arco, a bitter herb that contains a natural effects against harmful organisms agent, cleanses the blood, and has a healing effect. Good for candidiasis, smokers cough, skin problem, and all types of Problem created due to harmful organism. Our exclusive FreshCare System inhibits normal plant oxidation, maintaining product potency and extending freshness. It includes all-natural antioxidants in each capsule, oxygen-absorbing packets in each bottle, special air-tight seals and amber glass packaging for uncompromised quality. Unconditional Product Guarantee: Nature's Herbs unconditionally guarantees this completely natural product to your satisfaction. Nature's Herbs products are non-irradiated.