Ionic Boron is a rich concentrated liquid dietary supplement that provides boron, a trace element, in ionic form. Boron may support normal healthy bones and joints and interacts with calcium and magnesium to help promote normal bone metabolism and support normal brain function. Shake Well. Using the metered dropper, take 1.25 mL (¼ tsp.) daily with juice or food to mask the concentrated mineral flavor. Do not refrigerate. Keep out of reach of children. We are America s #1 Trace Minerals Supplement Brand. Since 1972, Trace Minerals' branded products have been recognized around the world as the pioneer of ionic trace mineral products that have supported consumers in living healthy lives. Our products are third-party tested to give you the highest quality product with maximum absorption. Feel the difference with Trace Minerals!