FDA lays out in newly released guidance documents why it will not mandate unique labeling for genetically engineered foods, and why it prefers manufacturers not use the terms genetically modified and genetically modified organism in any voluntary labeling. The agency last week released one draft guidance and one final guidance on the voluntary labeling of foods that have or have not been genetically engineered in conjunction with its first approval of genetically engineered food, AquaAdvantage Salmon. The draft guidance addresses...