Association between mortality and PHDI (IMAGE) American Society for Nutrition Caption A plot of the relationship between risk of death from various causes and adherence to the Planetary Health Diet Index (PHDI). People in the highest quintile for PHDI (Q5) showed a significantly lower risk of death from all causes compared with those in the lowest quintile. Credit Linh Bui et al. at NUTRITION 2023 Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.