Best grown on trays with soil. Great for Barley Grass Nutritional information on Barley grass: Vitamins A, B, C, E and K, Calcium, Chlorophyll, Iron, Lecithin, Magnesium, Pantothenic Acid, Phosphorus, Potassium, Amino Acids, Trace Elements, Protein: up to 30% The juice is a potent food - as are all fresh foods and the juice is quite intense so try mixing it. Or short sprout it in jars 2-3 days, great for making dehydrated crackers or in salads.