What Is a GLP-1, Really? A Simple Explanation

You've probably heard the term "GLP-1" everywhere lately - on the news, in conversations with friends, maybe even from your own doctor. But what does it actually mean, and what is the link with our food choices and how we eat? Let's break it down.

What is a GLP-1?

GLP-1 stands for glucagon-like peptide-1. It is a hormone your body already makes naturally in your gut after you eat. Its main jobs are to help manage blood sugar and to tell your brain when you're full.

GLP-1 medications are designed to act like this hormone, but in a stronger and longer-lasting way. That's why they're often called "GLP-1 receptor agonists" - they attach to the same receptors your natural hormone would and produce a similar (but amplified) effect.

What do GLP-1 medications actually do?

1. They slow down digestion. Food leaves your stomach more slowly, so you feel full for longer.

2. They turn down hunger signals in the brain. This can mean fewer cravings and less thinking about food.

3. They help regulate blood sugar. GLP-1 medications were originally developed to help manage type 2 diabetes

Why is everyone talking about them right now?

While they were developed for type 2 diabetes, research over time showed they also helped people lose a significant amount of weight. This is why they're now used for weight management alongside healthy eating and lifestyle changes.

Why nutrition (what we eat) still matters here..

Because these medications change how hungry you feel and how quickly you digest food, what and how you eat becomes even more important - not less. If you are eating too little, then missing nutrients or not getting enough protein can become a real challenge while on a GLP-1.

That's exactly what this blog series is about. Over the next few weeks, we'll go over ways to make sure you still eat well when using a GLP-1. We will also cover common side effects - like nausea, fullness, constipation and other gut (digestive) changes - and share simple, practical ways to manage them through food.

Want personalised support while on a GLP-1? Our team can build a nutrition plan that works with your medication, not against it. Book a consult with us today.