isocaloric
Adjective
Meaning
Having the same calorific value
(of a diet) Having approximately the same calorific value each day
Source: en.wiktionary.orgExamples
“Adult C57Bl/6 mice were subjected to isocaloric high-fat/high-sucrose diets…”
Both meals were isocaloric (same number of calories) and featured roughly identical macronutrient (protein, fat, carb) ratios.
Multivariate nutrient-density models were used to analyze isocaloric replacement of nutrients.