ProThera and Klaire Labs have unified under the Klaire Labs logo. This unification will be reflected in new packaging and a continuing commitment to the founding Klaire Labs principles of purity, potency, and performance. Virathera CF is an echinacea herbal blend formulated to augment the actions of MultiThera® multivitamin formulas. Olive leaf extract complements this formula's benefits in assisting immune system responsiveness.* Also contains astragalus, European elder, goldenseal, and licorice. Free of the following common allergens: milk/casein, eggs, fish, shellfish, tree nuts, peanuts, wheat, gluten, and soybeans. Contains no artificial colors, flavors, or preservatives.