Flavr Savr tomatoes were still labeled as genetically altered, even though it was not a requirement.[1] The FDA's no-label policy was criticized because people believed that consumers deserved the right to know what was in their food.[2][12] Safety concerns were also cited.[citation needed] Thousands of comments were sent to the FDA asking for a change to the labeling guidelines.[11] However, the FDA still did not implement mandatory labeling of foods derived from biotechnology until January 2022.[13]