biostudies-literatureUnknown18(3)Yilmaz HO<b>Background/Objectives</b>: Evidence on religiosity, religious affiliation, and e-nutrition literacy in shaping nutrition attitudes is limited in adult majority-Muslim contexts. The aim of this study is to examine the independent and interactive associations of religiosity, religious affiliation, and e-nutrition literacy with positive nutrition attitudes among adults in Türkiye. <b>Methods</b>: This study involved a cross-sectional online survey conducted November-December 2024 via convenience and snowball sampling. After quality checks, 1104 adults remained (mean age = 25.7 years, mean BMI = 23.5 kg/m²; 69.3% female, 90.7% Muslim). Religiosity was measured with the Duke University Religion Index, and nutrition literacy and positive nutrition attitudes with validated scales. DNutrients413https://www.ebi.ac.uk/biostudies/studies/S-EPMC12899087biostudies-literatureHow Do e-Nutrition Literacy and Faith Shape Positive Nutrition Attitudes? A Machine Learning Approach in Turkiye.PMC12899087Arslan SYilmaz HOYilmaz SfalseHow Do e-Nutrition Literacy and Faith Shape Positive Nutrition Attitudes? A Machine Learning Approach in Turkiye.<b>Background/Objectives</b>: Evidence on religiosity, religious affiliation, and e-nutrition literacy in shaping nutrition attitudes is limited in adult majority-Muslim contexts. The aim of this study is to examine the independent and interactive associations of religiosity, religious affiliation, and e-nutrition literacy with positive nutrition attitudes among adults in Türkiye. <b>Methods</b>: This study involved a cross-sectional online survey conducted November-December 2024 via convenience and snowball sampling. After quality checks, 1104 adults remained (mean age = 25.7 years, mean BMI = 23.5 kg/m²; 69.3% female, 90.7% Muslim). Religiosity was measured with the Duke University Religion Index, and nutrition literacy and positive nutrition attitudes with validated scales. D2026-01-01T00:00:00Z2026 Jan2026-07-08T03:16:30.371Z2026-07-08T03:08:41.764ZS-EPMC128990874168323710.3390/nu18030413