Volumetric measurement for nutritional content

A kit, comprising:

• a first bowl including a base portion and a wall protruding from and surrounding the base portion of the first bowl, the wall of the first bowl configured to define an open top portion located opposite the base portion, wherein the first bowl defines a first volume corresponding to a predetermined macronutrient quantity of a first food type;
• a second bowl including a base portion and a wall protruding from and surrounding the base portion of the second bowl, the wall of the second bowl configured to define an open top portion located opposite the base portion, wherein the second bowl defines a second volume corresponding to a predetermined macronutrient quantity of a second food type;
• a third bowl including a base portion and a wall protruding from and surrounding the base portion of the third bowl, the wall of the third bowl configured to define an open top portion located opposite the base portion, wherein the third bowl defines a third volume corresponding to a predetermined macronutrient quantity of carbohydrates of a third food type;
• an indication of the third food type located on the base portion of the third bowl, wherein the indication of the third food type comprises an indication selected from the group consisting of a visual representation of the third food type, a word identifying the third food type, and combinations thereof;
• and
• a second indication of the third food type located on an upper rim of the wall of the third bowl, wherein the second indication of the third food type comprises a third color,
• wherein the first volume corresponding to the predetermined macronutrient quantity of the first food type is different from the second volume corresponding to the predetermined macronutrient quantity of the second food type.