We have the instinct to consume sugar because it is the most concentrated form of energy that humans can process, not because it is naturally paired with vitamins.
Sugar is desirable as the most easily accessible form of energy. Being concentrated is more useful for long term storage in a mobile form, hence the use of the more concentrated fat.
Sugar is desirable as the most easily accessible form of energy. Being concentrated is more useful for long term storage in a mobile form, hence the use of the more concentrated fat.