NOW® Colloidal Minerals is comprised of highly absorbable, water-soluble minerals derived from prehistoric plant deposits in Utah. Each 1 ounce serving has naturally occurring trace amounts of many major and trace minerals. These colloidal minerals were created ages ago when they became incorporated into the living plants, fruits and vegetables of that era. These trace elements helped to form the luscious vegetation which contributed to the vibrant life which flourished on this planet. Ingredients: Purified Water, Citric Acid, Fulvic Acid, Potassium Sorbate (as preservative) and Potassium Benzoate (as preservative). SHAKE WELL BEFORE USING. REFRIGERATE AFTER OPENING. KEEP OUT OF REACH OF CHILDREN. Not manufactured with yeast, wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens. Caution: For adults only. Consult physician if pregnant/nursing, taking medication, or have a medical condition. Keep out of reach of children. The following minerals occur naturally in fulvic acid: Boron, Calcium, Chromium, Copper, Iron, Magnesium, Manganese, Molybdenum, Phosphorus, Potassium, Selenium, Silver, Sodium, Sulfur, Zinc Please Recycle.