The formula for BMI is
BMI= kg/m^2
A BMI of 25.0 or more is overweight and a healthy and average BMI ranges from 18.5 to 24.9. However, BMI only applies to adults from 18-65 years old. You can always go online and search up BMI calculator and all you need to do is enter your weight and height.
Vitamins also help your body use energy from the food you eat. Minerals are chemical elements that help regulate your body's processes. Potassium, for example, helps your nerves and muscles function. Calcium helps your teeth and bones stay strong.