Liquid Gut Health by Trace Minerals provides soil-derived humic acid and fulvic acid - a product of humus. Our Liquid Gut Health is not a probiotic or prebiotic, but it compliments them. This product tightens up the cells that line the digestive tract effectively fortify the gut lining barrier. Taking a probiotic on top of this action can help your body maintain normal gut function, digestive and immune support processes. Pair with Trace Minerals' Probiotic 55 Billion as your trusted probiotic to complete your gut health regimen. Shake well before use. Adults and children = age 4: take 1 tsp (5 mL) three times daily. Children aged 1-3: take ¼ tsp (1.2 mL) three times daily. Most effective when taken straight or in purified water (dechlorinated) and on an empty stomach. We recommend an introductory period for adults and children with gut sensitivity. Start with 1/2 tsp (0.6 mL) daily, slowly working up to the recommended serving size.