The most recent significant update to the list of essential vitamins and minerals by U.S. regulatory authorities occurred in 1995, when the FDA expanded the list to include vitamin K, manganese, selenium, chromium, molybdenum, and chloride. These additions were based on emerging scientific evidence at the time and were incorporated into the Reference Daily Intakes (RDIs), making them eligible for food fortification under FDA policy .U.S. Food and Drug Administration(https://www.fda.gov/media/94563/download?utm_source=chatgpt.com) In terms of labeling requirements, the FDA revised the Nutrition Facts label in 2016. This update made vitamin D and potassium mandatory to list, reflecting concerns about widespread deficiencies and their links to chronic diseases. U.S. Food and Drug Administration(https://www.fda.gov/media/94563/download?utm_source=chatgpt.com)