What are macros
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Hi, Caroline!
“Macros” are simply short for macronutrients, which are comprised of Fats (9 calories per gram), Carbohydrates (4 calories per gram), and Protein (4 calories per gram).
More information can be found here the USDA’s website regarding macronutrients.
https://fnic.nal.usda.gov/food-composition/macronutrients
I hope this helps! 🙂