MuscleTech Essential Series delivers all your favorite ingredients and products with the best science, taste and value. Essential Series products are staples for every athlete, with no frills and no fillers - just products you can trust backed by the best brand in sports nutrition! Many supplement companies don't fully disclose their ingredients. They also don't invest in science, research or quality control. At MuscleTech, a portion of every dollar spent on supplement is allocated towards funding scientific research. This means you can trust Essential Series for superior quality and results, as is the MuscleTech promise.