Caisse+ Formula Caisse in capsules The extraordinary seven Canadian herbs that promote the body's purifying and draining functions It is the most advanced and modern formulation evolved over the years by the Ojibwa Indians and replaces and enhances the old formula used by René Caisse. Caisse+ is composed of seven herbs, the four from the old formula used by René Caisse: burdock root, rhubarb root, red elm bark (native Canadian variety), and sorrel, plus the three herbs whose exact percentage to add was revealed by a medicine man of the Ojibwa Indians: clover, prickly ash bark (native Canadian variety), and plantain.