DescriptionNOW 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.The following minerals occur naturally in fulvic acid:Boron, Calcium, Chromium, Copper, Iron, Magnesium, Manganese, Molybdenum, Phosphorus, Potassium, Selenium, Silver, Sodium, Sulfur, Zinc Fulvic Acid Trace Minerals; Plant Derived; Water Soluble; ''Dietary ConsiderationsWheat FreeDairy/ Milk FreeGluten FreeSoy FreeYeast FreeSugar FreeStarch FreeSalt FreeCorn FreeEgg FreeShellfish Free''Suggested UseAs a dietary supplement for adults, take 2 tablespoons (1 fl. oz.) daily in juice or water.''Serving Size: 1 oz''Servings Per Container: 31''Amount Per ServingCalcium (from Calcium Carbonate)100 mgMagnesium (from 1000 mg Magnesium Malate)150 mg''Other Ingredients:Water, Fulvic Acid, Magnesium Gluconate, Citric Acid,, Calcium Lactate, Potassium Gluconate, Potassium Benzoate (as preservative), Potassium Sorbate (as preservative)''WarningsContains no sugar, salt, starch, yeast, wheat, gluten, corn, soy, milk, egg or shellfish.This product has been carefully water processed and then screened with a proprietary micron-filter process to remove harmful levels of all major heavy metals. Contains less than 1 ppm of arsenic, cadmium, lead and mercury.Shake well before using.Store in a cool, dry place.Keep out of reach of children.''.