Synergy Natural Organic Barley Grass is whole leaf powder with no additives, fillers colours or preservatives. Synergy Barley Grass is grown outdoors in an environmentally clean area of Australia. Young, vigorous leaves are harvested at their nutritional peak and dried whole 30 minutes after harvesting, at body temperature, to ensure maximum nutrient potency. The leaf is milled into powder using compressed air thereby avoiding the high temperatures generated by conventional grinding methods. The whole leaf is processed to maintain the integrity of all the naturally occurring ingredients. Weight for Weight Synergy Natural Organic Barley Grass contains: 500% more iron than spinach,s 27% protein (more than meat, fish, eggs or diary products) has numerous antioxidants and is highly alkalising.