pure encapsulations - trace minerals - essential trace mineral blend to support metabolism and cellular function- 60 capsules pure encapsulations trace minerals contains essential minerals to support nutrient metabolism and cellular function throughout the body. these minerals are important enzyme cofactors for numerous processes, including cellular energy production and the synthesis of hormones, neurotransmitters and dna. this formula provides trace minerals in a balanced combination, without macrominerals, to promote optimal bioavailability.