the fast metabolism diet

My 5-Week Journey Following The Fast Metabolism Diet: Prep Week

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For many, dieting feels like a cycle of restriction, frustration, and disappointment. But The Fast Metabolism Diet: Eat More Food and Lose More Weight by Haylie Pomroy takes a different approach—one that views food as fuel rather than the enemy. Instead of counting calories, cutting carbs, or eliminating entire food groups, this plan is designed to fire up your metabolism by strategically rotating foods throughout the week. By eating three full meals and at least two snacks a day, your body learns to burn fat efficiently rather than store it.

Beyond weight loss, this four-week plan promises additional benefits, including lower cholesterol, stabilized blood sugar, increased energy, improved sleep, and reduced stress. Complete with structured meal plans and recipes, The Fast Metabolism Diet offers a science-backed approach to repairing a sluggish metabolism and achieving sustainable health. Curious to see if it really works? I decided to put it to the test. Here’s my experience.

Why I Chose The Fast Metabolism Diet

Everyone has their own reasons for wanting to make healthier choices, and for me, it was a combination of factors. I was recently diagnosed with pre-diabetes, struggling with extra weight, dealing with poor sleep, and feeling exhausted all the time. At 52 years old, I knew my body needed a reset. I wanted a program backed by solid science, and as a Registered Dietitian Nutritionist, that aspect was important to me.

Preparing for the Journey

Before diving in, I took time to fully understand the program and set myself up for success. The first step was reading the book from start to finish. It’s essential to understand the science behind the plan and why specific foods are paired together in different phases.

Next, I reviewed the master food list and recipes to identify foods I already eat and those I’d be willing to try. This helped me create a grocery list that aligned with the plan while keeping my meals enjoyable and realistic.

I also spent time reflecting on potential challenges. Following any structured eating plan for four weeks takes commitment, but I weighed that against the benefits I hoped to gain: weight loss, better sleep, reversing my pre-diabetes, and regaining my energy. A 28-day investment in my health felt completely worth it.

What to Expect

Each week, I’ll be sharing my honest experience—how I feel, the challenges I face, and the benefits I notice along the way. My goal is to give an authentic look at what it’s like to follow this program, from meal prep to daily routines to unexpected surprises.

Tips for Getting Started on The Fast Metabolism Diet

  • Use a grocery app to plan your trip. Some foods may be unfamiliar, and mapping them out ahead of time will save you from wandering the aisles.
  • Take advantage of grocery pickup. Ordering online and picking up your groceries can make the transition easier and more convenient.
  • Consider using Instacart. If multiple stores are needed to complete your list, having groceries delivered can simplify the process and keep you on track.

I’m excited to see where this journey takes me, and I hope my experience can provide insight and inspiration for others considering The Fast Metabolism Diet. Stay tuned for my weekly updates!

If you are also interested in doing this diet, purchase the book here.

Written by Joy Hinshaw, MSND, RDN, LDN, CHES®, CCP-CHC