Profile: Amazon Nutrition supplies natural products. Our product line includes camu camu, cat's claw, chuchuhuasi, curcuma, maca, manayupa and boldo. Our Pau d arco is an astringent, anti-inflammatory, antibacterial, antifungal, and laxative; it is used to treat ulcers, syphilis, urinary tract infections, psoriasis, gastrointestinal problems, candidiasis, cancer, diabetes, prostatitis, constipation, and allergies.