Nature’s answer kava-6 herbal supplement extract makes use of our proprietary advanced botanical fingerprint technology to ensure you receive an authentic, effective product. Derived from the kava kava root, kava-6 offers holistically balanced formula that contains all six kavalactones, standardized to 50 mg. Per 1 ml. Dose. This 1 fl. Oz. Bottle of kava extract holds 30 servings designed for 1 ml. Daily dosing in a small amount of water.