Do Detox Diets Work?

by Deborah Maragopoulos FNP | Mar 9, 2023 | Weight Management | 0 comments

Do detox diets work? Let’s talk about it.

There’s a lot on the internet about detoxification diets – fasts, juice cleanses, weight loss detox. But there’s not a lot of research that shows that detox diets are very effective. While detox diets do seem to stimulate weight loss in the short run, a scientific review of the literature in 2015 concluded that there weren’t compelling resources for the use of detox diets for long-term weight loss or eliminating toxins from the body.

Yet if you have been eating a poor diet, living an unhealthy lifestyle, and not getting enough sleep, a short-term detoxification diet may be in order to get you started on a healthier lifestyle path.

Not all detox diets are the same

Some may include absolute fasting or just drinking liquids or dietary supplements. Some may include colon cleansing with enemas and some include supplementation. While research has shown that juicing and detox may help with early weight loss, it’s not a long-term fix. Detox diets can have some risks, especially if your hypothalamus is not functioning properly.

What I find with my patients is that many of them have tried detoxification and they’re in my office because it hasn’t worked for them. Some of my patients do need some detoxification when their lifestyles are not as healthy as they could be. But I always make sure that their hypothalamus is supported first before we do any type of detoxification. That’s because your hypothalamus controls your detoxification.

If you are toxic, your hypothalamus is going to slow your metabolism down in order to prevent more toxic cellular waste from accumulating. If you dump toxins from your tissues and your liver, kidneys, and colon are not functioning properly, your hypothalamus is going to slow down your metabolism to prevent you from poisoning yourself.

It’s vital that your hypothalamus is supported and detoxification is gentle. So after starting my patients on Genesis Gold® to support their hypothalamus for at least a month, I have them do a short-term dietary detox. My liver cleanse diet works fairly well for two reasons. Number one, it helps to get your liver and colon cleaned out. Number two, if you need to lose weight, it’s a great way to jumpstart before starting an insulin-resistant diet to lose that body fat.

And it’s completely dietary. Sometimes we’ll use extra supplementation to support faulty liver pathways or genetic detox pathway mutations, but this detox diet I recommend uses cleansing food.

For three to seven days, follow this liver cleanse diet:

Upon awakening drink about a cup of lemon tea which is two tablespoons of fresh lemon juice in hot water.

Doing that every morning stimulates a bowel movement. Then eat about half a cup of fibrous fruit like apples, pears, berries, melon but not citrus. About 15 minutes later eat ½ – 1 cup of cooked whole grains like oats, bulgar, quinoa, brown rice, without dairy and unsweetened.

Then for lunch and dinner eat two to four cups of steamed or roasted veggies.

I prefer roasted vegetables because roasting in olive oil maintains more nutrients, but you can have steamed veggies if you’d like. Just don’t use the microwave which robs the nutrients from your food. You want to include root vegetables like beets, garlic, onion, turnips, carrots, yams; stocks like broccoli, cauliflower, brussel sprouts, artichoke, asparagus, leeks and fennel; and leaves which you can sauté in olive oil like spinach, kale, mustard, chard.

Then before you go to bed, you want to drink a shot of olive oil and lemon juice – one tablespoon each to flush your bile ducts.

During the cleanse you’re not to have any saturated fats, no protein foods, absolutely no caffeine, no alcohol, no sugar, no processed food. If you have a tendency towards hypoglycemia, you may find that at about three to five o’clock in the afternoon, you feel like your blood sugar is low. You may need a little bit of lean protein at that time. You can use a clear unsweetened protein drink or 2 oz poultry or fish but no dairy products.

If you have any questions regarding detox diets, please join me in our Hormone Support Group. You can get access by signing up for my free Hormone Reboot Training.

“Detoxes” and “Cleanses”: What You Need To Know – https://www.nccih.nih.gov › health › detoxes-and-cleanses…

Frequently Asked Questions:

Can your hypothalamus cause weight gain?

Yes. The hypothalamus is the master regulator of metabolism, controlling how your body stores and burns energy through its signaling to the thyroid, adrenals, and pancreas. When the hypothalamus becomes dysregulated by chronic stress, poor sleep, inflammation, or blood sugar instability, it defends a higher weight "set point" — causing the body to hold onto fat regardless of diet or exercise. This makes hypothalamic dysfunction an upstream root cause of stubborn weight gain.

What is a weight set point and why won't mine move?

A weight set point is the body weight your hypothalamus works to defend, calibrated over time by stress, sleep, hormones, and inflammation. When you diet, the hypothalamus perceives scarcity and responds by slowing metabolism, increasing hunger hormones, and suppressing satiety signals to return you to that set point. This is why most people regain lost weight within two to five years of conventional dieting — the set point itself was never recalibrated, only temporarily overridden.

Why do I gain weight under stress even when I'm not eating more?

Chronic stress raises cortisol, which disrupts blood sugar regulation, promotes abdominal fat storage, and signals the hypothalamus that the body is under threat. In survival mode, the hypothalamus defends fat stores and slows metabolism — so weight can increase even without any change in calorie intake. The stress chemistry, not the food, is driving the weight gain, which is why stress reduction is essential to any lasting metabolic reset.

Why do I regain weight after stopping GLP-1 medications?

GLP-1 medications work peripherally on appetite and gastric signaling, but they do not address the underlying hypothalamic dysregulation that sets your defended weight. Because the hypothalamic set point is never recalibrated, the body resumes defending its original weight once the medication stops — leading to significant regain. Long-term success requires restoring hypothalamic regulation so the set point itself lowers, rather than relying on appetite suppression alone.

How long does it take to reset your metabolism?

Genuine metabolic recalibration takes a minimum of 90 days, because the hypothalamus needs consistent signals of safety and sufficiency before it will lower its defended set point. This differs from a diet, which produces temporary suppression the body quickly corrects. A 90-day reset typically moves through three phases: stabilizing stress chemistry (days 1–30), rebuilding metabolic efficiency (days 31–60), and lowering the weight set point (days 61–90).

Why does my thyroid feel slow even though my labs are "normal"?

Under chronic stress, the body converts thyroid hormone into reverse T3, which blocks active thyroid receptors and slows metabolism at the cellular level — even when standard lab values appear normal. This means you can experience genuine symptoms of slow metabolism, such as fatigue, cold intolerance, and brain fog, while your thyroid panel looks unremarkable. Addressing the upstream hypothalamic and stress signaling often improves thyroid conversion and symptoms.

Is stubborn weight gain a willpower problem?

No. Stubborn weight gain is a signaling problem, not a willpower problem. The hypothalamus governs weight through survival mechanisms that operate below conscious control — defending its set point by slowing metabolism and increasing hunger when it perceives threat. No amount of discipline can override this system; lasting change comes from restoring hypothalamic regulation through reduced stress, balanced blood sugar, restorative sleep, and targeted nutritional support.

About the Author - Deborah Maragopoulos FNP

Known as the Hormone Queen®️, I’ve made it my mission to help everyone - no matter their age - balance their hormones, and live the energy and joy their DNA and true destiny desires. See more about me my story here...

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Last Updated: February 22, 2023