Dietary Supplement. The Ultimate Superfood Feel the Difference with Active Enzymes. Phytonutrients. Antioxidants. Probiotics Magma Plus® contains barley grass juice powder plus 56 other natural ingredients. It provides a full range of phytonutrients including active enzymes, antioxidants, carotenoids, flavonoids, vitamins minerals, fiber, protein, amino acids, preboitics, and chlorophyll.*.