Why choose Trace Minerals Research Ionic Calcium for your nerves, muscles, & bone support? Ionic Single Minerals from Trace Minerals Research are formulated individually to give you control over your personal health. Ionic Calcium is a concentrated liquid dietary supplement that provides calcium in an ionic formthe form most widely recognized by the body. Our proprietary process provides maximum absorbability, while the balanced liquid form provides safety and flexibility. Calcium is essential for healthy nerves,muscles, and bones. 47 percent of calcium in blood plasma is ionized, the same type found in Ionic Calcium.