Based on study of metabolic theory, this paper established a series of bioenergetic models describing the relationship between microbial anabolism-catabolism and S_O/X_O ratio.

RAZ: And so, during that period of time, in theory, a human being would experience no metabolic activity.

The theory is that the brain mistakenly thinks the sweetness in the drink means calories are entering the body, triggering metabolic processes that can lead to weight gain.