What They Didn’t Tell You About GLP-1 | GLP 1 Weight Loss and Functional Health

As you’ve seen here, the research is very clear - GLP-1s at higher doses help people improve cardiometabolic markers, support the function of insulin, and help people lose weight.

The research is also very clear that slower motility and rapid weight loss have many negative health effects, and that benefits seen while on a GLP-1 nearly reverse after discontinuing.

These are risks worth considering when exploring a GLP-1 weight loss protocol.

What is a GLP-1, really?

Let’s get one thing out of the way - I am not here to demonize GLP-1s, or tell you whether or not you should take them. But as a functional health practitioner, I question everything - especially in a world drowning in oversimplified health advice and docs who won’t (or can’t) address anything that doesn’t fit neatly into a 15-minute appointment.

I scour for credible research, continue my own nutrition education, and pay attention to what I see in practice with my own clients who are on GLP-1s.

My biggest concern is not the GLP-1 medications themselves - my concern is with the absence of informed consent. It’s true that GLP-1s can improve markers of cardiac and metabolic health - but it is not a magical unicorn 🦄. Every health decision has its risks, and you deserve to be informed of those risks in their entirety.

Hello, my little love handles. I’m Hilary Beckwith, ex-dieter and functional health expert. Women with PCOS/PMOS, IBS, and autoimmune conditions come to see me with signs of adrenal stress, insulin resistance, and inflammatory conditions, and my job is to find the root causes so we can address their symptoms more effectively and fill in the gaps between their lab values and how their body actually feels. Before you continue, click here to read my Medical Disclaimer.

In this article, you’ll learn:

  • What is a GLP-1 agonist?

  • Short- and long-term effects of GLP-1 for weight loss

  • Things to consider before undergoing a GLP-1 weight loss protocol

  • How to minimize harmful effects if you are already on a GLP-1 weight loss protocol

  • Root causes of weight gain that are often overlooked


what is a GLP-1?

THE SCIENCE-Y BITS

To understand what a GLP-1 is, it helps to understand receptor sites. Every cell in your body has receptor sites for various hormones, molecules, and proteins. A common example of this that you may already be familiar with is insulin - insulin is a hormone that binds to insulin receptor sites to allow glucose to enter and be metabolized.

Think of the receptor site as a lock, and the hormone/molecule/protein is the key meant to fit into that lock. Receptor types vary from cell to cell, depending on what the cell’s function is.

The difference between a door lock and these receptor sites is that, to unlock a door, you would need a specific key, or an exact replica of that key, and both keys would both have the outcome of opening the lock. But in the case of receptor sites, there are many types of keys that will fit, and each produces a different action, depending on which key is used.


SO, WHAT IS A GLP-1?

Glucagon-like peptide, or GLP, has a similar structure to glucagon (a hormone produced by the pancreas) that enables it to bind to glucagon receptor sites on cells. Put differently, GLP is one of the many types of keys that can unlock the glucagon door, but has a different outcome than glucagon itself.

The number ‘1’ is simply a differentiation between this GLP and other GLPs that stimulate a different action when binding to receptors. GLP-1s are made naturally by the body and are released after eating, binding to glucagon receptor sites. Here’s what that does:

  • inhibit glucagon release

  • stimulate insulin release

  • slow the rate at which your food empties from your stomach into your intestines (called gastric emptying)


SO, WHAT IS GLUCAGON?

Glucagon is a hormone produced by the pancreas in times of low blood sugar or stress, that stimulates the release of stored glucose from the liver and fat tissue. Blood glucose levels rise, insulin is released, and shuttles glucose into cells to be converted into fuel called ATP (adenosine triphosphate). This is the same glucose metabolism that we referred to earlier.

I don’t want to minimize the “stress” component I just mentioned - it is a very important consideration in blood sugar management, but too complex to get into for this post. If you want to learn more about how stress impacts blood sugar, hormone balance, sleep, and inflammation, click HERE.

OKAY, SO WHAT IS A GLP-1 AGONIST?

A GLP-1 agonist is the medication we are discussing in this post - exogenous sources of GLP-1 that have been shown to lower cardiac risk, improve A1c values, and, yes, help people rapidly lose weight. Common examples of GLP-1 agonists include semaglutides, liraglutides, tirzepatides, and exenatides.

The biggest difference between a GLP-1 agonist (exogenous), and GLP-1 produced by your body (endogenous), is that the impacts of endogenous GLP-1 are meant to last only 1-2 minutes, whereas the impacts of exogenous GLP-1 last for about 1 week.

Chances are, your prescriber has only told you that the benefit of exogenous GLP-1 is that it will cut “food noise” and help you feel full for longer so that you’ll eat less (yay?).

What they didn’t tell you is how that prolonged effect negatively impacts digestion, inflammation, gut health, and causes undernourishment, impacting a wide range of body systems.

LET’S SUMMARIZE:

  • GLUCAGON: a hormone produced by the pancreas in times of stress or low blood sugar, that stimulates the release of stored glucose from the liver and fat tissue, and to some extent, muscle.

  • ENDOGENOUS GLP-1: a molecule released after meals that binds to glucagon receptor sites to inhibit glucagon release, stimulate insulin release, and slow gastric emptying for about 1-2 minutes, helping to jumpstart glucose metabolism after eating.

  • EXOGENOUS GLP-1: a synthetic form of endogenous GLP-1 that has the same effect, but for a much longer period - about 7 days.

For the sake of simplicity, I will refer to exogenous GLP-1s (GLP-1 medications) as “GLP-1s” throughout the rest of this post.

 

GLP-1 weight loss protocols have their downsides

GLP-1 meds are not new. They’ve been used for 10+ years at much lower doses than they currently are for weight loss, to help those with Type II Diabetes manage blood glucose levels more effectively.

They’ve become trendy in recent years because it was discovered that at higher doses, a patient can lose weight rapidly without even trying. And isn’t it our goal, especially as women, to be as small as we can be? (where is the sarcastic font?)

Sarcasm aside, the fact is that people want to lose weight, and they want it to be easy - and GLP-1s make weight loss easy. I get why that’s appealing. For those who have tried ALL the diets, and ALL the workouts, ALL the supplements, this might seem like a dream come true.

Let’s look at the research and talk about some things to consider when starting a GLP-1 weight loss protocol.

 

health effects of GLP-1 weight loss protocol

  1. IMPROVES CARDIOMETABOLIC MARKERS

    • YAY! For someone who is at severe, or even moderate, risk for cardio events, suffers from chronic illness that can make preventative actions more difficult, or for someone who has limited capacity to understand and execute this process - great!

      • HERE’S WHAT’S MISSING:

        • Cardiometabolic markers include markers like blood pressure, HbA1c, and lipid markers (cholesterol, triglycerides). For someone who is not at severe or even moderate risk for a cardiac event, these markers can be addressed more effectively by addressing early signs of metabolic dysfunction. A GLP-1 might stabilize those numbers while actively taking a GLP-1, but it all falls apart once you discontinue the GLP-1 and have made no changes to your diet or lifestyle.

        • Early signs of metabolic dysfunction include:

          • “hangry” between meals

          • trouble falling asleep, or staying asleep

          • sugar cravings

          • inflammatory conditions (acne, eczema, persistent pain, autoimmune diagnoses)

          • hormone imbalances (PCOS/PMOS diagnosis, irregular periods, mood instability, PMS symptoms.

        • Addressing these early signs through a functional health lens will ensure the results last beyond the duration of the GLP-1 meds.

  2. QUIETS “FOOD NOISE”

    • YAY! Many of us are drowning in social media posts and marketing that uses fear-based tactics to get us to eliminate certain food groups, or that one superfood ingredient or supplement will change. our. lives. - this gets us overthinking about food - and that sh*t gets noisy! So, yeah, a medication that cuts that noise is appealing to those of us who feel overstimulated and confused.

      • HERE’S WHAT’S MISSING:

        • The mechanism by which GLP-1s eliminate “food noise” is by increasing and prolonging the feeling of satiety. One method it uses to do this is by delaying gastric emptying and slowing digestive motility - for a week!

          • Slowing down your digestion is a BIG problem. A healthy digestive system is wired to disinfect your food, move waste out of your system, and absorb nutrients that come from the food you are ingesting. Here’s what happens when your digestion moves too slowly:

            • Constipation - Feces are an important elimination pathway for toxins. When you are constipated, toxins become reabsorbed into your bloodstream, and can then become reactivated. It’s not just toxins from your food that are eliminated by feces - many toxins that are deactivated by the liver, also use feces as an elimination pathway, including:

              • excess steroid hormones that your liver has deactivated in order to maintain balance (estrogen, progesterone, cortisol, etc.)

              • debris from harmful viruses, bacteria, or other pathogens that your immune system has fought off

            • Increased SIBO risk (and other harmful microbes) - Stomach acid and motility are the two primary mechanisms your digestive system uses to eliminate harmful microbes, including opportunistic bacteria (leading to SIBO), parasites, candida/yeast, and viruses. The proliferation of these microbes leads to increased inflammation, increased cortisol levels, and a damaged gut lining (leaky gut, intestinal permeability). The longer food sits in your intestines, the more it will ferment and give these microbes the perfect environment to proliferate.

  3. WEIGHT LOSS

    • While it may not be true across the board, weight loss is the main appeal for GLP-1 use in the populations I work with. And at higher doses, GLP-1s have been effective for weight loss ultimately by decreasing appetite and thereby restricting calorie intake.

    • HERE’S WHAT’S MISSING:

      • Calorie restriction over time actually slows metabolism. While the pounds practically melt off during a GLP-1 weight loss protocol, the research shows that calorie restriction over time will actually slow your body’s natural ability to burn calories. And since the primary weight loss mechanism of GLP-1 meds boils down to calorie restriction - it’s worth considering what life looks like after you stop taking it.

      • Liver congestion, toxic burden, chronic stress, and underlying infections are common non-calorie causes of weight gain.

        • If you are someone who really struggles to lose weight even though you’re doing all the “right” things - then calories are likely NOT the reason you can’t lose weight. Your body will hold onto fat stores and inhibit fat breakdown in cases of infection, stress, and hormone imbalances. Click HERE to read more about non-calorie causes of weight gain.

      • UNDERNOURISHMENT - I cannot overstate how important this topic is. While your scale numbers are going down, your lack of appetite will eventually lead to a body that is using its resources faster than you can replenish them.

        • Every function in your body requires nutrients. To name a few examples, glucose metabolism requires magnesium and many B- vitamins. Liver function and detoxification requires B vitamins, amino acids, cholesterol, and many minerals. Mood regulation largely relies on amino acids. “Full” does not equal “fueled”.


what the research shows

We’ve talked about the common claims of a GLP-1 weight-loss protocol, and the reality is all of them track. At the right dose, GLP-1s do live up to the hype of weight loss, improved cardiometabolic markers, and cutting the “food noise”.

Each of those claims comes with its own nuance that we also covered. The claims themselves are making it into the informed consent - but the nuances are not.

ADDITIONAL HEALTH EFFECTS OF GLP-1s:

  • DEHYDRATION: By increasing satiety, GLP-1s also decrease thirst cues, leaving you dehydrated. Why is hydration so important? Optimal hydration is needed for removal of waste through your lymphatic system, sweat, urine, and feces. Optimal hydration can also improve blood pressure by increasing blood volume, and helps lubricate joints, muscles, skin, and eyes. Sufficient hydration requires water AND well-balanced electrolyte minerals to draw the water into cells and tissues - nourishment and hydration go hand-in-hand.

  • INCREASED RISK OF GALLSTONES: Gallstones form when bile cannot move fluidly through the common bile duct and into your digestive tract. Because bile is formed from cholesterol, the increased movement of fat due to GLP-1s increases the concentration of fat in bile, making it more sluggish and increasing the likelihood of developing gallstones.

  • WEIGHT REGAIN AFTER GLP-1: A recent systematic review found that 60% of weight lost while on a GLP-1 weight loss protocol was regained in participants. What’s more, another study found that the weight regained came back as fat mass, not the lean mass that was lost.

  • RETURN OF CARDIOMETABOLIC MARKERS: The HbA1c, the blood pressure, the cholesterol, the lipids - those markers might improve while on a GLP-1 weight loss protocol, but this meta-analysis found that these markers, in addition to 2/3 of lost weight, were regained after discontinuing GLP-1.

  • BONE DENSITY LOSS DUE TO UNDERNUTRITION: A paper published in December, 2025 by UC Davis pointed out that essential nutrients are being missed when people are underfed, and especially those that support bone health.

 

how to prepare your body for success even after GLP-1s

As you’ve seen here, the research is very clear - GLP-1s at higher doses help people improve cardiometabolic markers, support the function of insulin, and help people lose weight.

The research is also very clear that slower motility and rapid weight loss have many negative health effects, and that benefits seen while on a GLP-1 nearly reverse after discontinuing.

These are risks worth considering when exploring a GLP-1 weight loss protocol.

Medications like GLP-1 and even nutritional supplements will only go so far if you are not also addressing root causes of the symptoms, issues, or conditions they are meant to support. GLP-1s on their own are only going to help while actively on them, but addressing functional health in addition to GLP-1s can set you up for long-term success.


STEPS FOR ADDRESSING FUNCTIONAL HEALTH WHILE ON A GLP-1 WEIGHT LOSS PROTOCOL:


OPTIMIZE GUT HEALTH: “Gut Health” is more than just digestion and probiotics. It is the health of your intestinal tissues, the state of your microbiota, and the ability for your mucosal immune system to keep you from harmful infections.

  • CURRENTLY ON A GLP-1: Seek out a functional practitioner trained to assess and address microbiome imbalances, dysbiosis, and inflammation.

  • BEFORE GLP-1: Seek out a functional practitioner trained to assess and address microbiome imbalances, dysbiosis, and inflammation. Address any findings and optimize inflammation, tissue health, and beneficial bacteria before disrupting it with slowed motility.


OPTIMIZE DIET: Lean mass is primarily what is lost when on a GLP-1 weight loss protocol. Consuming good-quality protein and developing a strong routine for strength training will help to counter this. But when digestion is slowed, as it is with a GLP-1, there is little appetite for protein. Here’s how to get ahead:

  • CURRENTLY ON A GLP-1: Think “protein-forward” meals. If all you have the appetite for is a few bites of food, prioritize good-quality proteins. Click HERE to learn how to choose good-quality proteins.

  • BEFORE GLP-1: Get in the habit of consuming sufficient protein before starting your GLP-1 (this will require optimizing digestion, too). Most people with a regular strength training routine need about 1.2-1.8 grams of protein per 1 kilogram of desired body weight.


OPTIMIZE HYDRATION: Sufficient hydration is important for bowel movements, blood pressure, and detoxification, but thirst cues are stunted when on a GLP-1.

  • CURRENTLY ON A GLP-1: Begin putting tools into action that will help remind you to drink. Phone or watch alarms, visual cues, notes - whatever works best for your lifestyle and habit development. Most individuals with normally functioning kidneys require a minimum of 0.5 fluid ounces per 1 pound of body weight, daily. Electrolyte minerals are also essential to fluid balance within cells and tissues, especially if you may be undernourished from GLP-1 use. This is my favorite electrolyte product.

  • BEFORE GLP-1: (same as above)


RESISTANCE TRAINING: GLP-1 breaks down lean mass (muscle tissue), and most weight lost while on a GLP-1 weight loss protocol comes back as fat mass. Staying ahead of strength training and muscle-building can help mitigate this effect.

  • CURRENTLY ON A GLP-1: Begin building a strength training routine 2-3 times per week. Working with a trainer knowledgeable in GLP-1 use is essential, as it may be unsafe to work out too intensely without proper nourishment.

  • BEFORE GLP-1: Get in the habit of strength training before you start a GLP-1, at least 2-3 times per week. This will support insulin sensitivity, build up a reserve of lean mass, and condition your body to handle resistance training, rather than starting new while on a GLP-1.


PLAN FOR PLEASURE: For many (myself included), food is pleasure, and even comfort. In fact, food can actually release dopamine and endorphins to block pain. If this is you, a GLP-1 will remove an important source of joy and comfort in your life by suppressing your appetite for food. The key is to plan ahead and make sure you have other sources for coping when appetite is suppressed.

  • CURRENTLY ON A GLP-1: It’s not too late for you. Before you do anything else, make a list. Name 3-5 easy-to-access things that bring you comfort or joy, besides food. No need to reinvent the wheel, just keep it simple and fun, and try to avoid more addictive behaviors like scrolling or substances. Your list might include:

    • reading a chapter of a book

    • single-song dance party

    • gratitude journal

    • sitting/walking in nature (without headphones)

    • grab a coffee or tea at your favorite shop

    • jumping on a trampoline

    • tell yourself a silly joke (really!)

    • tell someone else a silly joke

  • BEFORE GLP-1: Same as above, but now you have time to implement these alternative behaviors before the appetite suppression from a GLP-1 makes it more challenging.


learn something new?

What was your biggest takeaway from this article? Leave your thoughts and questions in the comments below, and I will do my best to respond soon!

Want help getting off a GLP-1 weight loss protocol?


ADDITIONAL RESOURCES

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Intermittent Fasting for Metabolic Rate and Weight Loss

If you get the majority of your health information from fitness and wellness influencers on Instagram or TikTok, you might be getting misinformation about intermittent fasting benefits.

When done properly, fasting and intermittent fasting will improve insulin resistance, metabolic rate, and metabolic flexibility, regardless of the number of calories consumed before and after fasting. If you think of fasting as an easy way to achieve a calorie deficit, think again.

Fasting benefits for insulin resistance and metabolic rate - not calorie restriction

If you get the majority of your health information from fitness and wellness influencers on Instagram or TikTok, you might be getting misinformation about intermittent fasting benefits.

When done properly, fasting and intermittent fasting will improve insulin resistance, metabolic rate, and metabolic flexibility, regardless of the number of calories consumed before and after fasting. If you think of fasting as an easy way to achieve a calorie deficit, think again.


Hi friends. I’m Hilary Beckwith, ex-dieter and holistic nutrition expert. Clients come to see me with signs of adrenal stress and inflammatory conditions, and my job is to find the root causes so we can address their symptoms more effectively and fill in the gaps between what their doctor is saying and what their body is saying. Click here to read my Medical Disclaimer.


In this article, you’ll learn:

  • the difference between calorie deficit and intermittent fasting

  • physiological effects of fasting

  • different types of fasting

  • what should you eat to break your fast?

  • who should not practice fasting?


isn’t fasting just another way to restrict calories?

Yes and no.

The research behind fasting and metabolic rate tells us two main key points:

  1. chronic calorie restriction (dieting) slows metabolism over time [1,2], and

  2. the chronic presence of insulin slows metabolism, causes weight gain, and increases insulin resistance [3,4]

And since insulin is released in times of feeding, especially carbohydrates (fibers, starches, and sugars), it can be said that calorie restriction is a part of the world of fasting benefits - but not for the sake of achieving a calorie deficit.

EXAMPLES OF CALORIE RESTRICTION V. FASTING FOR INSULIN RESISTANCE

SCENARIO #1: Using the Calorie Restriction (Dieting) Method for Weight Loss

You decide to use the calorie deficit method for weight loss, meaning, the calories you burn must be more than the calories you consume. This requires avid tracking on your part, a constant attention to calorie count and scale numbers, and even then you are missing important data - your total energy expenditure, which varies widely from person to person, and requires a very specialized type of testing.

You increase calorie burn at the gym, and decrease calorie consumption. You track it meticulously using calorie deficit calculators and apps, and find you lose weight for the first 3-4 weeks of doing it. Then you plateau - even when in a calorie deficit, you find the weight is not shedding as easily as it once was. You become discouraged and irritable, and decide to “give in” when things aren’t working any longer.

SCENARIO #2: Intermittent Fasting for Metabolic Rate and Insulin Resistance

You decide to use intermittent fasting (we’ll talk about terminology and semantics later in the post) as a weight loss tool, applying a method commonly known as “16/8”, wherein you consume all your calories within an 8-hour window of time, with nothing but water for the remaining 16 hours of a 24-hour day. You don’t necessarily consume fewer calories, but find that your weight sheds at a slower, more consistent rate, and doesn’t plateau like it does with calorie restriction. You enjoy foods more because you’re eating the calories your body needs, and not restricting food types. You’re not tracking calories, not obsessively looking at numbers on an app or nutrition label. This feels sustainable.

The two main talking points we’ll return to throughout this article are:

  • the quality of the calorie matters

  • the timing of calorie consumption matters

  • your body’s long-term metabolic response to fasting requires time and consistency - one day of fasting is not enough to magically boost your body’s metabolic rate, even if you begin to see weight loss results

how fasting works

In a nutshell, when fasting is done well, the intention of fasting is to reduce the amount of insulin being released into your bloodstream by eliminating food intake for a period of time.

With time and consistency, this method can help improve insulin sensitivity (more on this) and improve your body’s ability to use fat stores when glucose is not readily available. Put differently, proper fasting increases metabolism and improves your body’s ability to burn fat.

To understand how this works, we need to look at how metabolism works. Take a look at the diagram below.

Here are a few key points to understand before we move on to different types of fasting:

  • WHAT IS METABOLISM?: Metabolism, specifically glucose metabolism, is a cascade of events that converts glucose into energy (ATP or Adenosine TriPhosphate). The process occurs inside of cells, and heavily involves the mitochondria, known as the “powerhouse of the cell” for this very reason - it very literally supplies the power that your cells and body need to function. Your body prioritizes carbohydrates for metabolism, but can also use proteins or fats when resources are present. Because converting fats and protein into ATP requires more energy, the body prioritizes carbohydrate sources of glucose.

  • WHAT IS GLUCOSE?: Glucose is the molecular form of sugar. Put differently, glucose is sugar in its most broken-down form. Glucose comes primarily from carbohydrates, including starches, sugars, and fiber.

  • WHAT IS INSULIN?: Insulin is a hormone produced by the pancreas when glucose is present. Insulin acts as a keyholder to cells - when glucose is present, insulin binds to the glucose molecule, shuttles it to the cell, and unlocks the proverbial door, allowing the glucose to enter and be converted to ATP by the mitochondria.

  • WHAT IS INSULIN RESISTANCE?: When your cells are consistently exposed to more glucose than they can handle, they begin deactivating insulin receptors - if insulin is a key holder, and insulin receptors are the doors to the cell, picture the insulin receptors being boarded up with signs that say “KEEP OUT!”.

  • Insulin resistance is typically the long-term result of diets low in whole food fiber, high in refined carbohydrates, and snacking or grazing often.

  • Insulin resistance is common in women with PCOS, hence the belly weight, sugar cravings, and “hangry” symptoms.

  • In the case of insulin resistance, glucose cannot enter cells to create fuel. The body produces even more insulin in an effort to get the glucose into cells (which does not work).

  • With or without insulin resistance, any remaining glucose after cells have had their fill gets converted into glycogen (liver storage of glucose) and triglycerides, which get stored as fat tissue.

  • Improving insulin sensitivity helps your body metabolize glucose more effectively and improves your ability to use fat as a secondary fuel source when glucose is not present. Proper fasting helps improve insulin sensitivity.


types of fasting

As we’ve discussed, fasting is not merely calorie restriction. What you eat before and after fasting, and the timing and quality of your daily meals, are also important factors when it comes to fasting for insulin resistance.

But let’s talk about different fasting terms first, so you can be on the same page as your health practitioners. You can see my earlier writings on fasting benefits here.

  • INTERMITTENT FASTING: This term is commonly used incorrectly to refer to Time-Restricted Feeding. Here is the correct use of this term: Intermittent Fasting, also known as Alternate-Day Fasting, refers to a water-only fast for 24-72 hours, with careful attention to refeeding after each fast.

  • TIME-RESTRICTED FEEDING: Again, often mistaken for Intermittent Fasting, but they are two different fasting methods. Time-Restricted Feeding allows you to eat daily, consuming all your calories within a set window of time. Sometimes referred to using the number of hours chosen to consume calories, such as “16/8”, meaning you’d consume all your calories within an 8-hour window, while taking in nothing but water for 16 hours.

  • EXTENDED FASTING: Water-only fasting that lasts longer than 72 hours.


what should you eat after fasting?

There’s an abundance of poorly researched papers written regarding the long-term effects of fasting. But there’s some really great ones, too, and from credible sources. Many of these studies are discussed in Jason Fung’s The Obesity Code [5].

Some practitioners and influencers across the internet are touting that fasting benefits don’t last once you stop. Here’s why they have it wrong:

Studies that suggest this conclusion also do not disclose the eating and activity habits of the subjects. A study that observes this outcome, but does not provide clear data on all related factors (I would argue that what and when the subject eats is an important determining factor), is not a credible resource.

That said, a regular diet of starches, sugars, and processed foods is bound to undo any work you do with fasting, but the research on fasting benefits is clear:

Water fasting improves insulin sensitivity, increases growth hormone (which also protects from protein degradation), and increases metabolism. You can’t expect to stay healthy on a diet of processed foods, no matter how frequently you fast.

Below are my generally recommended food guidelines for post-fasting, but it’s important to remember that every individual has unique food and macronutrient needs, based on their biochemical composition and unique health goals.

WHAT TO EAT AFTER FASTING:

  • choose whole foods

  • prioritize fat, protein, and fiber

  • avoid highly marketed “health food” labels, like “gluten-free”, “plant-based”, or “[number] essential vitamins” - these are not health foods, and are often highly processed (click here to learn how to spot health scams and confidently read food labels)

  • don’t be afraid to consume more calories in your fast-break meal than you would typically, but use these techniques to help you avoid overeating:

    • eat while seated

    • take a few long, deep breaths through your nose before taking your first bite

    • take small bites and chew thoroughly (read why this matters)

    • mindfully eating improves digestion and helps you to listen to when your body is satisfied

MEAL IDEAS FOR POST-FASTING:

  • Mediterranean Scramble - 3 scrambled eggs, 4-5 olives, 3 ounces plain whole-milk yogurt, and crumbled feta over a handful of chopped, sauteed greens (dandelion, chard, kale, broccolini, beet greens).

  • Broiled Salmon and Green Vegetable - 5-ounce salmon filet cooked and seasoned to your liking, paired with roasted broccoli, stir-fried asparagus, or sautéed greens. Top with sauerkraut, yogurt, or avocado.

  • Avocado “Toast” with Poached Eggs and Shredded Beef - Two thin slices of sweet potato baked until tender. Top with mashed avocado, sprouts, 2 poached eggs, and a generous scoop of leftover shredded beef.

While the health benefits of fasting are meaningful, fasting should not be practiced by everyone, and should always be practiced under the supervision of a qualified healthcare practitioner.

If you want to explore fasting for weight loss or metabolic health, click here to book a free consultation so we can talk about it.


was this helpful?

What’s your experience with fasting? Have you found any benefit from fasting?

Share your thoughts and questions in the comments below!


ADDITIONAL RESOURCES


BLOG REFERENCES

  1. Zauner, C., Schneeweiss, B., Kranz, A., Madl, C., Ratheiser, K., Kramer, L., Roth, E., Schneider, B., & Lenz, K. (2000). Resting energy expenditure in short-term starvation is increased as a result of an increase in serum norepinephrine. The American journal of clinical nutrition, 71(6), 1511–1515. https://doi.org/10.1093/ajcn/71.6.1511

  2. Most, J., & Redman, L. M. (2020). Impact of calorie restriction on energy metabolism in humans. Experimental gerontology, 133, 110875. https://doi.org/10.1016/j.exger.2020.110875

  3. Kolb, Hubert, et al. “Insulin Translates Unfavourable Lifestyle into Obesity - BMC Medicine.” BioMed Central, BioMed Central, 13 Dec. 2018, bmcmedicine.biomedcentral.com/articles/10.1186/s12916-018-1225-1.

  4. Kahn, B. B., & Flier, J. S. (2000). Obesity and insulin resistance. The Journal of clinical investigation, 106(4), 473–481. https://doi.org/10.1172/JCI10842

  5. Fung, J. (2016). The Obesity Code: Unlocking the Secrets of Weight Loss. Greystone Books.

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