Pioneer

What the brand says

Sold as “Pioneer - Calcium Magnesium, 180 veggie caps”

Citrate:Malate and Krebs Cycle Complex Vitamin D - Trace Minerals Discussion: This product contains extremely well-utilized forms of calcium, plus magnesium, silicon, boron and a full spectrum of ionic trace minerals from an ancient inland sea. Trace minerals, vitamins and many other factors are essential for bone health.