For decades, we’ve been told that the key to health is simple math: “Calories in, calories out.” Eat fewer calories than you burn, and you’ll lose weight. It sounds logical — even scientific — but this one-dimensional approach has caused more harm than good. Why? Because a calorie only measures energy, not nutrition. So when you eat, you’re fueling your body with energy — and calories are the measurement of that fuel. However, that’s just numbers and doesn’t take into consideration the usefulness of that fuel to the body, versus potentially damaging “fuel”.
You can eat a diet packed with high-calorie junk food and still be malnourished. Conversely, you can eat a lower-calorie diet made up of nutrient-rich whole foods and support every system in your body — from your brain to your reproductive organs. When we focus solely on the calorie count, we ignore the far more important question: “What does this food actually do to or for my body?”
Take fats, for example. Fat provides 9 calories per gram — more than double the calories in protein or carbs — and has long been demonized for it. But those calories come with tremendous value. Dietary fats are essential for hormone production, brain health, cellular repair, absorption of fat-soluble vitamins, and more. In fact, fat is involved in more than 200 different bodily functions, and without sufficient fats, those functions suffer. When we reduce it to a number, a caloric number, we miss the full picture — and that’s where traditional “calorie counting” leads us astray.
What truly matters is nutrient density — how much nutrition is packed into each bite. A sugary soda and a sweet potato might have similar calorie counts, but their effects on the body couldn’t be more different. One spikes your blood sugar, increases inflammation, suppresses your immune system and robs your body; the other provides fiber, vitamins, minerals, and steady energy, and the ability to heal. One adds stress; the other adds strength.
Another myth? That your metabolism is a calculator. It’s not. Your body is a dynamic, intelligent system. It responds differently to calories based on where they come from, when you eat them, how well you digest, and what your body needs at the time. It also prioritizes where the nutrients need to go – which system(s) need to heal, which communications systems need to get back on line, and which systems just need support.
So let’s shift the conversation. Instead of asking, “How many calories are in this?” ask, “Is this food building me up or breaking me down?” Is it providing raw materials for healing, energy, and vitality — or just filling space?
If counting calories isn’t getting you where you want to be in your health, we can help. We focus less on numbers and more on nourishment. Because when you make your calories count — nutritionally, hormonally, functionally — you don’t have to count them at all.
Want to hear more from Dr. Carling? Check out our podcast. Search for VitalHealth4You on your favorite podcast listening app or go to vitalhealthcda.com/podcasts/
©2025 Holly A. Carling, O.M.D., L.Ac., Ph.D.
