Kroeger Herb Schizandra Description: Complete Concentrates Standardized to 9% Schisandrins, Using Full-Profile, Natural Extraction In A Base of Raw Pure Schzandra Berries Only complete concentrates use standardized, full-profile herbal extracts of an all-natural water or water/alcohol extraction process without harmful solvents, such as acetone, hexane or denatured alcohol, and without excipients, such as maltodextrin. Complete Concentrates are make with on active base of pure herb without any fillers, binder or flowing agents. Free Of Yeast, wheat, gluten, corn, rice or preservatives. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease.