Objective: determine anthropometric indices as predictors of obesity and metabolic risk in students of the Bernardo Valdivieso–Loja Millennium Educational Unit. Methodology: Descriptive study, cross-sectional cohort, prospective, quantitative approach, population of 281 adolescents from 14 to 18 years old; by taking anthropometric measurements of height (cm) and weight (kg) to obtain BMI; the ICE by dividing the waist circumference by the height; and waist and hip circumference was calculated to obtain the WHR, determining the risk of metabolic syndrome (MS). Results: according to the BMI, they showed that 80.43% (n=226) have a normal nutritional status, with a greater tendency in women; followed by overweight 11.39% (n=11) higher in men; low weight 4.63% (n=13) predominantly in women; grade I obesity 2.49% (n=7) higher in men; grade II 0.71% (n=2) for both sexes and grade III 0.36% (n...