Research findings from The Periodic Table of Food (PTFI) identified 1,650 foods required to undergo molecular analysis to progress health and environmental knowledge. In 2024, a scientific paper published in Nature Food by the Periodic Table of Food Initiative (PTFI) revealed a critical gap in scientific understanding of the foods we eat. The Periodic Table of Food (PTFI) identified a list of 1,650 foods for molecular analysis to progress nutrition and planetary health.