Brookside Agra has an all-natural component additive called NAT-O to enhance the flavor of feed and liquids for a variety of animal species. Available in powder and liquid form, NAT-O also comes in a USDA NOP Organic Certified formula.NAT-O is manufactured from carefully selected and safe food raw materials. NAT-O Liquid contains 10% oregano oil, 5% lecithin and 85% water. NAT-O Powder contains 6% oregano oil, 22% calcium carbonate and 72% wheat fiber. NAT-O Liquid is recommended for use in milk replacer for newborn piglets and in drinking water for post weaning piglets, through gestation and lactation. NAT-O Liquid is also recommended in drinking water for young poultries, turkeys and rabbits and may be added to milk for young calves.