I'm pretty sure you lost weight by reducing number of calories.
For example, consuming 2000kcal of refined sugar and 2000kcal of beans will result in different calories absorbed given that 2000kcal of beans requires much more energy to digest than sugar liquid.
For example, consuming 2000kcal of refined sugar and 2000kcal of beans will result in different calories absorbed given that 2000kcal of beans requires much more energy to digest than sugar liquid.
Some metabolic disorders skew the absorption.