Liquid Concentrate contains Citricidal®. Citricidal is a natural quaternary compound synthesized from the seed and pulp of grapefruit. The manufacturing process converts grapefruit bioflavonoid (polyphenolics) into an extremely potent compound. Citricidal is used by healthcare professionals worldwide. These statements have not been evaluated by the Food and Drug Administration (FDA). These products are not meant to diagnose‚ treat or cure any disease or medical condition. Please consult your doctor before starting any exercise or nutritional supplement program or before using these or any product during pregnancy or if you have a serious medical condition.