Cacao Powder 200g Nua Naturals. Cacao Powder is not only the purest form of chocolate, it also has the highest concentration of antioxidants of any known food.. Nua Naturals Organic Cacao Powder is a highly nutritious food which acts as a rich source of proteins and minerals including calcium, iron and phosphorous. It also contains an array of plant sterols, essential fatty acids and B vitamins.. Ingredients. 100% Organic Cacao Powder