The Energy Supplements Mineral Supplement w/Whole Foods Gluten Free Vegetarian Nutritional Support for Healthy Bones, Natural Energy Production and Overall Well-Being. Source of Life Cal/Mag combines the powerful strengthening and building benefits of whole-food-activated calcium and magnesium, organically chelated with brown rice. This mineral combination is then uniquely blended with a calcium and magnesium rich profile of figs, dates, hazelnuts, sesame seeds, sunflower seeds, spinach and broccoli.