Common herbs such as Sage, Thyme, Oregano, and Parsley as said to have anti-microbial properties. Sage and rosemary contain the essential oil, eucalyptol, which kills Candida albicans, bacteria, and worms. Oregano contains over thirty biologically active ingredients of which twelve have antibiotic, anti-viral, anti-parasitic or anti-fungal effects. Thyme has anti-parasitic activity.