Associations between recommendation-based diets and the 4 measures of epigenetic age acceleration. Plots display the β-coefficients and 95% CIs from adjusted linear regression models, which represent the adjusted mean difference for the 4 individual AgeAccel metrics per 1-SD increase in diet quality, for the (A) DASH diet, (B) Healthy Eating Index–2015, (C) Alternative Health Eating Index–2010, and (D) Alternative Mediterranean diet (n = 2694). Abbreviation: DASH, Dietary Approaches to Stop Hypertension.