ChatGPT Macro Calculator: Why AI Gets Your Numbers Wrong (And What to Use Instead)

A person standing behind a large smartphone display showing a ChatGPT conversation about macro counts. The background is black with floating red question marks and warning icons. Text above reads "ChatGPT Macro Calculator: Why AI Gets Your Numbers Wrong."

By Anthony Collova  | Founder, IIFYM.com  | March 4, 2026 ChatGPT vs. Macro Calculators: What’s Actually Worth Trusting? People treat ChatGPT answers like they came from a doctor. I’ve watched clients follow AI-generated macros for weeks without questioning a single number, because it answered in full sentences and sounded confident. That confidence is the problem. […]

The Perfect Macro Ratio – You’ve been lied to

A silhouette of a woman standing in shallow ocean water at sunset, with her arms raised wide toward a bright orange sun reflecting on the water.

Macro Ratios Are Outdated—and What You Need Instead When it comes to nutrition, there’s one myth that refuses to die: the perfect Macro Ratio. You’ve probably heard it before: eat 40% carbs, 40% protein, 20% fat, or some other formula that’s marketed as the perfect Macro Ratio for your goals. Here’s the problem. These ratios […]

A Focus On Gluten

Two slices of whole-grain bread and stalks of wheat resting on a dark slate plate. A text overlay on the right reads "A Focus On Gluten" against a warm brown and gold background.

  Dining Out, If It Fits Your Macros Style You’ve just been invited out to dinner with your friends on a Friday night and immediately feel some excitement at the thought. Soon after, however, anxiety sets in. What about your macros? You do after all have fat loss goals!The great part about IIFYM and the […]

The #1 Way to Improve Your Gut Health

A close-up of a person's hand juicing a blood orange using a manual black and glass juicer on a white marble surface. Red juice is dripping into the glass container. Text on the left reads "The #1 Way to Improve Your Gut Health."

  Stop consuming foods and drinks that weren’t designed to be eaten. Firstly, the ingredients on the back of a food label should be the ingredients that you intend on eating. For example, if a snack bar contains oats, dates, cocoa, etc. all of these you would be happy to eat. When the list starts […]

What’s The Best Protein For You? – Part 1

A four-part grid image featuring high-protein food sources on a white background. It includes two glasses of milk, a plate with raw red meat and black beans, and a small wooden board with four eggs (one white, three brown).

The best source of protein really does depend on what you want to get out of it! Different options can work best for different people with different focuses. 🧪 Bioavailability This is the extent to which we utilize the amino acids consumed in our meals for functional uses. Whey protein, eggs and fish have the […]

How to Tell If You’re Skinny Fat, and How to Beat It

A top-down perspective view of a person's feet standing on a white digital bathroom scale. The scale displays a digital reading on a clean, light-colored floor.

There is a mountain of information and advice out there for people who feel they are overweight and for people who feel they are underweight. Perhaps you weigh yourself and seem to be at an acceptable weight, but simply aren’t happy with how you look and feel. This may be a sign that you have […]

8 Motivation Tips for Home Workouts

A woman in black gym wear performing a heavy barbell deadlift in a rustic, brick-walled garage gym. She has her hands chalked and is maintaining a neutral spine in the starting position of the lift.

COVID-19 has affected everyday life, changing where and how we work and workout. We know it can be difficult to stay motivated during these tough times, especially when many of us are cooped up at home all day. But it is important to stay active and healthy, perhaps now more than ever, for not only […]

A Sneak Peek At Our IIFYM Meal Plan Recipes…

A colorful flat lay featuring four healthy Mexican-inspired dishes on a pastel-striped wooden table. It includes two grain bowls with avocado and corn, a chickpea salad bowl, and three black bean tacos with lime wedges.

Why the IIFYM Meal Plan is the Key to Stress-Free Eating One of the most requested services we’ve gotten at IIFYM is for meal plans. Meal plans take the hassle and guesswork out of meeting your macro requirements. Our philosophy is that you can eat whatever you want, If It Fits Your Macros. Our Blueprint […]

IIFYM.com Macros & Fitness
Privacy Overview

This website uses cookies so that we can provide you with the best user experience possible. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful.