Our research aimed to determine the relationship between ferrous sulfate consumption and vegetarian diet with nutritional status in adult members of the seventh-day adventist church located in the Moyobamba district of the San Martin región. The study was descriptive and experimental and quantitative, cross-sectional. The sample was made up of 90 people from 18 to 59 years of age, members of the seventh-day adventist church. Participants filled out questionnaires and anthropometric and biochemical indicators. 52.22% had a normal body mass index, 34.44% were overweight, 8.89% had type | obesity, 3.33% were thin, and 1.11% had type ll obesity. 22.22% presented mild anemia, 14.44% moderate anemia and 1.11% severe anemia. On the other hand, 40% of members of the or the Our research aimed to determine the relationship between ferrous sulfate consumption and vegetarian diet with nutritional s...