GLP-1 Hypo & Hyper Responders Explained

Seeing wild success stories about GLP-1 medications can mess with your head, especially if your own scale is moving slower or not at all. We’re pulling back the curtain on what we actually see in obesity medicine: hyper responders, hypo responders, and true non-responders, and why none of those labels says anything about your effort or worth.

We talk through the real-world range of outcomes with Zepbound (tirzepatide) and Wegovy (semaglutide), including what “average” weight loss means and why those numbers usually play out over a year or more. We also zoom in on pace. Losing more than about two pounds per week can come with real medical downsides, from gallstones and dehydration to fatigue, constipation, nutrient deficiencies, and delayed hair shedding. If the weight is dropping because you feel sick or can’t eat enough protein and fiber, that’s not the win it looks like on social media.

Then we get practical about dosing and titration. We explain why the starter dose is often just a tolerability step, how to find the effective dose that controls appetite and food noise without crushing your nutrition, and why slower responders often end up with better long-term metabolic health. And if GLP-1s don’t get you where you need to go, you still have options, including combination anti-obesity medications and metabolic and bariatric surgery, especially when type 2 diabetes is difficult to manage.

If you want a safer, calmer way to judge progress and make decisions with your prescriber, listen now, then subscribe, share with someone who needs this perspective, and leave a review so more people can find evidence-based metabolic health guidance.

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Transcript

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Welcome And Medical Disclaimer

Dr. Lindsay Ogle 0:00

Welcome to the Modern Metabolic Health Podcast with your host, Dr. Lindsay Ogle, Board Certified Family Medicine and Obesity Medicine Physician. Here we learn how we can treat and prevent modern metabolic conditions such as diabetes, PCOS, fatty liver disease, metabolic syndrome, sleep apnea, and more. We focus on optimizing lifestyle while utilizing safe and effective medical treatments. Please remember that while I am a physician, I am not your physician. Everything discussed here is provided as general medical knowledge and not direct medical advice. Please talk to your doctor about what is best for you.

Why GLP-1 Results Vary

Dr. Lindsay Ogle 0:44

Let's talk about both hypo and hyper responders to GLP1 agonists. Many of my patients are prescribed GLP1 medications. And because I do this all day, every day, I can clearly see that everybody has their own unique response to these medications. If you are only talking to, you know, one friend or family member or coworker or are reading stories online, you are typically either just hearing one person's story, or if you're looking on social media, you often see the highlights, and typically that's the hyper responders to these medications. But the reality is everybody's experience is so unique, and there are people who do very well at lower doses, and some people who do not respond until we get to the higher doses. Some people's journey is longer until they hit their goals, others achieve it faster than we would expect. So I wanted to talk about why that might be the case. So, first of all, we all have different genetics, biology, environmental factors, uh, lifestyle, jobs, routine, baseline movement. We have different medical conditions and medications that we're taking. Our sleep is different, stress levels are different. You can see here that there are already so many factors that are playing a role in somebody's weight maintenance and how they're going to respond to various treatments. And that does not mean that one is you know better than the other. It just is the reality that we live in, and we do have to take that into account.

What Average Weight Loss Looks Like

Dr. Lindsay Ogle 2:33

I do share with my patients what studies show for the most common GLP1 medications that I use, which is Zetbound and Weakov, because I'm mostly treating obesity or overweight, although I definitely treat other medical conditions and metabolic diseases, but those are the main two. And for Z-Bound, on average, we see about 20% total body weight loss. And it's important to know that this is over the course of a year or more. Some people hear that and they expect that the weight loss is going to happen in the next couple of months, but we're looking at the course of at least a time or a year is the time frame that we're looking at. And that's okay because we're looking for longevity and long-term health outcomes. At least that's what I do in my role as an obesity as an obesity physician. For Wigovi, on average, we see about 15% total body weight loss over the course of a year or more. And it's important to know that these are averages. So I have patients who lose much more than that for both of the medications for Zetbound and Wigovi, and I have patients that lose much less. And what we see in clinical practice and in studies is that there are patients who are just actually non-responders to GLP1 medications, meaning that despite taking the medication regularly and following the guidance of their provider and you know changing their diet and nutrition and their physical activity, they lose less than 5% of their body weight during that study period. There's another reason that they are carrying excess weight that needs to be addressed. And this is why working with a board certified obesity physician is so important because it's not just prescribe this medication and everyone's gonna have success. There are many more nuances to the treatment of obesity. When we're looking at the speed of weight loss, healthy weight loss is when we're losing about a half a pound to two pounds on average per week. So that's what I'm calculating when I'm seeing patients for follow-up. Most people do fall within this range, but there are people who are losing a little bit slower or faster, and those are more of the hyporesponders or the hyper-responders. And

When Weight Loss Is Too Fast

Dr. Lindsay Ogle 5:14

I want to first talk about the hyper responders because these are the people that usually are following up and are very, very excited about the change that they've seen on the scale. What I sometimes see is a 10-pound or more weight loss in the first month. But as their physician, that makes me a little worried. And the reason being is that there can be a lot of complications that can arise with rapid weight loss. So again, that would be more than on average two pounds per week for most people. The complications of rapid weight loss can include gallstone development and complications from that. So pain in the right upper quadrant where your gallbladder is, that could be you know clog or your gallstones clogging the duct that can cause pain and eventually could lead to an infection, which can be very serious. You can also develop dehydration, which could lead to complications, specifically damaging the kidneys. It could also lead to fatigue and headache. We can also see you know distress on the body that can lead to hair loss down the line, typically about three months after the rapid weight loss. We'll see shedding of the hair. If somebody is not getting enough nutrients in because they're too appetite-suppressed, we could see nutritional deficiencies, low iron, B12, B1, vitamin D, and other nutritional deficiencies. We can see macronutrient deficiencies, which can often lead to a loss of muscle mass or just general fatigue. Maybe they're not getting enough fiber in, so constipation is a major issue. If they're losing weight because of negative side effects, then that could be nausea and vomiting and just poor intake or loose stools and diarrhea. That is not health. That is not what we are shooting for when we are treating obesity with GLP1 medications. And so I screen for all of those complications and make sure that that's not happening and watch for the development of that over time. But if somebody is losing more than two pounds per week, then we do need to slow down the pace. And that can be disheartening for some patients, but my job is to, you know, keep health and safety at front of line. So that is my goal. And so we, like I said, need to just slow things down, and that's okay, there's no rush, you're already ahead of the curve here, and it does not mean that we can never increase your dose. We just need to make sure that we are adjusting the prescription in a way that is safe for you. I'll also say that some people, especially if they're carrying a lot of inflammation, may lose significant water weight in the beginning, and that can look like a big drop on the scale, and that tends to slow down over time. So I do see that quite often for these hyper responders, especially in that first month, if they lose a lot, then that does often slow down in the second month.

Finding Your Effective Dose

Dr. Lindsay Ogle 8:37

But when the prescription is adjusted thoughtfully, um, like I do in my practice, Missouri Metabolic Health, I often do not have to increase patients all the way to the max dose. The goal is to find the dose that's effective for you, where your appetite is controlled, your food noise is controlled, you're feeling full with adequate portions, and you're not having many or any side effects, and you're meeting your nutrition goals, that's a perfect dose. So that may be the starting dose at two and a half milligrams for Zeppound, or it could be five milligrams or 7.5. That's okay. You don't have to get to the max dose to get your max benefit. We want to find the dose that is right for you. And

Slow Responders And Long-Term Wins

Dr. Lindsay Ogle 9:23

then to our hyporesponders. I do have some patients who, at their first follow-up, when they are at the starting dose for four weeks, they'll come back and sometimes they tell me it doesn't feel like they're taking any medication, and that can be very disheartening. But I am always very positive when this is happening because I know that this is only the starting dose. So again for Zeppelin, that would be 2.5 milligrams, and we have all of the doses that increase by 2.5 all the way up to 15. And so we start for everyone at the 2.5 to make sure that we're tolerating it, and then if we are but we're not getting those positive benefits yet, we can increase the dose, and we will continue to do so until we start to see those positive benefits, both with appetite and food noise control, as well as you know, changes from a metabolic health standpoint, as well as weight loss. A lot of times, these hyporesponders or slow responders are the ones that have the truly the best long-term health outcomes. Because for the vast majority of them, they will eventually find a dose that they respond to and they will lose weight at a slower pace, which will help to maintain their health status, their nutrition status. Um, it's less stressful on the body, they don't have you know as much hair loss, they don't have as much fatigue, they're less likely to lose muscle mass or have those other complications and that I mentioned that we see with rapid weight loss. So going slow is not a bad thing at all, and in fact, it can be the healthiest way to treat your obesity. And then

Options Beyond GLP-1 Meds

Dr. Lindsay Ogle 11:16

for those non-responders or individuals who reach either the max dose or the max tolerated dose, and they still have not reached their health goal, that's okay. GLP1 medications are not our only treatment option. We can either combine the medication with another obesity management medication. I just reviewed the first generation OMMs, and I'll link that here so you can, you know, review those options. Those can be combined and can be added to GLP1 medication. And we should never forget metabolic and bariatric surgery. This is still a great treatment option for individuals living with obesity, especially anyone who has type 2 diabetes that is difficult to control, metabolic and bariatric surgery is a wonderful option.

How To Advocate For Yourself

Dr. Lindsay Ogle 12:10

So I hope this talk highlights the nuances of responding to GLP1 treatments. It is not a one-size fits all. You should never, you know, be following a regimented titration schedule. If your prescriber is increasing your dose no matter what, it's okay to ask them to slow down if you're having side effects or if your appetite is too suppressed or you're losing weight too quickly. You have the ultimate authority of your health and your treatment. And again, the goal is to find the effective dose for you. Whether you're a hyper responder or a hyporesponder, you have options available. And if you're not getting individualized treatment, it's okay to ask for a second opinion, whether that's another primary care doctor, an endocrinologist, or an obesity medicine physician. You deserve that individualized care that is focused on long-term health outcomes rather than just rapid weight loss and you know in the lower number on the scale. That's not health. So I hope you found this helpful. If so,

Subscribe Share And Review

Dr. Lindsay Ogle 13:19

please like, um, subscribe, share with somebody who would benefit from this information, and I'll see you next week. Thank you for listening and loving how you can improve your metabolic health in this modern world. If you found this information helpful, please share with a friend, family member, or colleague. We need to do all we can to combat the dangerous misinformation that is out there. Please subscribe and write a review. This will help others find the podcast and they may also improve their metabolic health. I look forward to our conversation next week.