By Erin Tallard, CPT, PPSC, Nutrition Coach
There is a reason the word macros gets thrown around so often in nutrition conversations, and also why a lot of people immediately tune out when they hear it.
For some, it sounds too detailed. Too time consuming. Too close to something they are afraid will become obsessive. For others, it sounds like the missing piece because they have tried eating “healthy” for years and still do not fully understand why progress feels inconsistent.
Honestly, both reactions are fair.
Because macros are often presented in a way that makes them sound far more complicated than they need to be.
The three major [macro] nutrients that your body uses to function, recover, perform, and maintain body composition: protein, carbohydrates, and fats. Every meal you eat is some combination of those three. However, most people have never really been shown how much of each they are actually getting, or how those amounts quietly affect energy, hunger, recovery, and fat loss over time.
As a coach, trainer, and gym owner, I usually explain it this way: most people do not need to track forever, but almost everyone can benefit from tracking for a short period of time because this can be incredibly eye opening to see how these combinations work together!
Unfortunately, evidence shows many overestimate what feels like “I barely eat anything” far more than expected causing this to look far different when written down.
Portions of something like peanut butter quickly creep up despite knowing what a “tablespoon” might look like. If you measure this out, sadly, it’s not as much as you’d think.
Liquid calories add up more than people think and don’t keep you satiated as they’re usually low in fiber and easier to digest because of their form.
Snacks that seem small add up quickly, especially when they happen often enough that they stop registering as food choices and start feeling automatic.
Eating “healthy” again, doesn’t dictate whether or not someone will lose bodyfat, should that be your goal.
That kind of awareness is what will push the needle in the right direction.
Tip 1: Start with fewer numbers, not everything.
When someone first starts paying attention to nutrition, I do not usually tell them to obsess over every macro target right away. In fact, that tends to overwhelm people and make them quit before they even understand what matters most.
Instead, I usually suggest tracking three things first:
Protein. Calories. Fiber.
Those three tell us a surprising amount.
Protein matters because it protects lean muscle tissue, helps recovery, improves fullness, and supports metabolism during both fat loss and maintenance.
Fiber slows digestion, improves blood sugar control, supports gut health, and naturally reduces reliance on highly processed foods.
Calories of course matter because regardless of whether someone wants to lose fat, maintain weight, or gain muscle, energy intake influences body composition and energy output. The quality of this energy, our foods, also deserve an honorable mention.
What usually happens when those three improve is that fats and carbohydrates begin organizing themselves better without someone needing to obsess over every gram along with added sugars.
Not perfectly, but much better than before.
That is one reason many nutrition coaches now spend less time pushing strict carb versus fat debates and more time helping people first understand total intake, protein quality, and food consistency.
Precision Nutrition has taught this for years because in practice, adherence matters more than perfect macro math. They do have an outstanding macro calculator however!
The Couch Analogy
A simple way to picture macros is to imagine three things sitting on a couch.
A chicken.
A bottle of avocado oil.
A pear.
Protein, fats, and carbohydrates.
When they all fit comfortably, the meal or the overall day is balanced. Everyone has enough room. Nothing is excessive. Protein is present. Fats are reasonable. Carbohydrates are supportive and not kicked off the couch (cut out) as many try to.
If any of these start hanging off the couch that means your calories are overflowing, leading to a calorie surplus.
The oil starts taking up more space than intended because fats are extremely calorie dense, about nine calories per gram compared to four calories per gram for both carbs and protein. The pear multiplies because carbohydrates are often easy to overconsume when portions are large, highly processed, or paired with liquid calories. The chicken may still be there, but often not in an amount that actually supports fullness or muscle retention.
This happens in real life more often than people realize.
A person may technically be eating protein, but not enough relative to what their body actually needs, especially if fat loss is the goal or if they are strength training several days per week.
Why protein deserves first priority
If you’ve been to any of my talks, protein is usually the first macro we talk about. While it’s all over every cereal, granola bar, and even Pop Tart box these days (we’ll get to the problem with this later), there is a reason it sells. It influences many things at once.
Research published through National Institutes of Health and summarized repeatedly in sports nutrition literature shows that higher protein intake helps preserve lean tissue during fat loss, improves satiety, and slightly increases daily energy expenditure through digestion because protein has the highest thermic effect of food.
That means your body uses more energy processing protein than it does fats or carbohydrates.
A practical target that works well for many active adults is roughly 0.7 to 1 gram of protein per pound of goal body weight.
Not necessarily current body weight and no, your goal body weight shouldn’t be 100lbs…
Goal body weight often gives people a practical range that is easier to understand.
If someone’s goal weight is 160 pounds, aiming somewhere between 110 and 160 grams per day usually creates a strong starting point depending on training level, age, and appetite.
This does not need to happen perfectly every day, even as someone who does this for a living mine is not.
But getting closer changes hunger, recovery, and body composition much faster than most people expect.
Tip #2: Not all of the proteins in bars, snacks and foods are created equally.
What about the protein in these packaged foods, that’s good right?
Everyone’s least favorite answer… It depends.
Companies know that people are focusing on protein more. So just like anything else, they’re marketing to the demand.
However, the source matters because some sources aren’t complete proteins, meaning they don’t contain all the essential amino acids (the building blocks of proteins) to stimulate muscle growth. Predominantly the amino acid, leucine which is required in sufficient amounts… upwards of 20-30g.
Instead of being tricked by these, look for the source in the ingredient list. You’ll want things like egg, whey, casein or dairy sources along with vegan sources like soy and hemp proteins. All of which do contain these essential amino acids for muscle growth.
Tip #3: Calories matter most for fat loss.
This hasn’t changed despite nutrition trends directing the focus on other shiny objects. There are many factors that make sticking to a calorie window harder or easier. I.e. hormone fluctuations, sleeping patterns, stressors, family life, social norms, emotional state and period of life.
The simplest starting method I still use with many people is body weight multiplied by 12 when fat loss is the goal.
A 160-pound person starts around 1,920 calories.
Then we adjust based on activity, recovery, progress, hunger, and lifestyle.
For someone highly active, that number may need to be higher. For someone sedentary, slightly lower.
A second slightly more accurate method is estimating maintenance intake first:
Women often fall around body weight x 13-15.
Men often fall around body weight x 14-16.
Then creating a moderate deficit of roughly 300-500 calories if fat loss is the goal.
The biggest reason moderate matters is because aggressive deficits often create exactly the problems people blame on metabolism:
Poor recovery, low energy, increased cravings, muscle loss and rebound eating.
Sadly, although noble, the body does not reward extreme effort nearly as much as consistency.
Fiber quietly changes more than most people expect
Fiber deserves far more attention than it gets because it influences almost every system people complain about.
Low fiber diets are strongly associated with poorer blood sugar control, reduced satiety, disrupted gut health, higher intake of ultra-processed foods and colorectal cancer.
Most adults should aim for roughly 25 to 35 grams per day, yet most people are well below that.
The reason fiber helps so much is simple: when fiber rises, food quality usually improves without someone trying nearly as hard.
Veggies, fruits, beans, oats, potatoes, grains, and legumes begin replacing foods that digest quickly and leave people hungry again an hour later.
That naturally improves fullness while often lowering added sugars without needing rigid restriction.
This is one reason why someone can technically hit calories and still feel miserable if food quality is poor.
Tip #4: Macros can also shift depending on the day and how you train.
Where this becomes even more useful is understanding that not every day has to look exactly the same.
On harder training days, slightly more carbohydrates often improve performance because glycogen is the body’s preferred fuel for high-output work.
That means a little more fruit, oats, rice, potatoes, or grains around training can improve strength output, recovery, and endurance.
On lower activity or recovery-focused days, fats often naturally play a slightly larger role because they support hormone production, nervous system health, and satiety.
That does not mean dramatic swings.
It just means your body often performs better when fuel matches demand.
Tip #5: Look beyond numbers.
What I have learned after 7 years of coaching nutrition is that numbers are useful, but only if they teach you something.
The goal is not to live attached to an app forever. Not even close.
It is to understand your plate well enough that eventually you can look down and know when protein is low, when fiber is missing, when calories probably climbed quickly, or when a meal simply is not going to hold you very long.
This is that feeling many mean when they say “I want it to be just the way I eat.”
Understanding what is in front of you and how it affects your body. AKA Food Freedom.
Next up: Fat loss nutrition and performance nutrition are not the same thing.
In the next month I’ll be writing a part two on just this because while macros help nearly everyone, how you use them changes depending on whether the goal is fat loss, muscle gain, athletic performance, recovery, or simply feeling better day to day.
What’s even more fun is that as someone accomplishes their goals these macros sift. Let’s say you lose the weight you’ve wanted to for years… Then we shift into a growth phase to put on a little more muscle while maintaining that fat loss!
The fun stuff 😉
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