What are macros
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! 🙂