Seroyal Genestra's Black Walnut Capsules is comprised of black walnut. quassia. yarrow. sweet wormwood. gentian. pumpkin and clove. The mixture acts synergistically to control fungal and parasitic infections as well as candidiasis as it eases issues within the intestines. Because of this. it is recommended to help with constipation. sinusitis. indigestion. gingivitis. nose infections. and bleeding gums.