Many type of world are interested in raising their metabolism as a strategy for weight loss.

You are watching: Not losing weight on fast metabolism diet

The Rapid Metabolism Diet asserts that certain foods eaten at the best times can rate up your metabolism, permitting you to eat a lot and also still shed weight.

However before, choose many kind of contemporary diets, it’s obtained blended reviews.

This short article reviews whether the Rapid Metabolism Diet deserve to aid you shed weight.

DIET REVIEW SCORECARDOverall score: 2.92Weight loss: 3.5Healthy eating: 3Sustainability: 1.5Whole body health: 2.5Nutrition quality: 5Evidence based: 2

BOTTOM LINE: The Fast Metabolism Diet focuses on eating particular foods items in a particular order to increase metabolism. This principle and its efficiency are not backed by science. Yet, the focus on healthy foods items and exercise may help weight loss.

Share on Pinterest
What is the Quick Metabolism Diet?
The Rapid Metabolism Diet is a nutrition regimen that guarantees to aid you lose as much as 20 pounds (9 kg) in 28 days.

It was arisen by Haylie Pomroy, a celebrity nutritionist and health consultant with an academic background in animal science.

The diet claims that eating specific foods at specific times tricks your metabolism into speeding up, bring about weight loss.

In enhancement to a weekly food setup, you get an extensive list of foods to stop. The diet likewise motivates exercise 2–3 times per week.

If you haven’t reached your goal weight by the end of the first 28-day cycle, you are urged to begin again, remaining on the diet till you have actually shed your desired amount of weight.

Once you’ve reached your weight goal, you are told you deserve to preserve your outcomes by repeating one week of the cycle eexceptionally month — or the complete four-week cycle when eexceptionally 6 months.

Although some principles of this nutrition program are supported by science, many of its clintends are not based upon solid clinical proof.


The Fast Metabolism Diet is a 28-day routine that aims to rev up your metabolism so that you can lose excess weight.

How to follow it

The Quick Metabolism Diet program is split into 3 phases which are repeated on a weekly basis for a complete of 4 weeks.

Each phase emphasizes different foods and also offers references for assorted physical activities.

Portion sizes differ by phase and depending upon the amount of weight you want to lose. Below are the major guidelines organized by phase.

Phase 1 (Monday–Tuesday)

The diet’s promoters insurance claim that this phase unwinds stress and anxiety and convinces your body that it is no longer trying to save fat.

Throughout these two days, you have to eat a high-glycemic, carb-well-off diet with moderate quantities of protein. Fats must be avoided.

This is supposed to alleviate tension and anxiety, prepare your body for weight loss and encourage your adrenal glands to produce reduced amounts of the stress and anxiety hormone cortisol.

Foods to eat include high-glycemic fruits, such as pears, mango, pineapple and cantaloupe, and also high-carb totality grains, such as oatmeal, brown rice, spelt and also brown-rice pasta.

This phase likewise promotes foodstuffs affluent in vitamins B and C, such as lean beef, lentils, oarrays, turkey and kiwi. These are thshould stimulate your thyroid to burn fats, protein and also carbs more effectively — and also convert sugar right into energy instead of storing it as fat.

Throughout this phase, you are motivated to include at leastern one aerobic workout.

Phase 2 (Wednesday–Thursday)

This phase is intended to unlock fat stores and also construct muscle. Throughout these 2 days, your diet have to be affluent in protein and non-starchy, alkalizing vegetables, yet low in carbs and also fats.

Lean, high-protein foodstuffs that assist produce muscle incorporate beef, bichild, turessential, fish and chicken (1).

This phase additionally contains vegetables, such as cabbage, broccoli, kale, spinach, cucumbers and also collard greens.

The diet plan claims that these vegetables are alkalizing and supposedly reduced the acidity of your blood, stimulating your liver to release fat cells.

At the very same time, they’re said to carry out the enzymes and also phytonutrients required to break dvery own high-protein foods.

However, store in mind that your body tightly regulates your blood pH level, keeping it slightly alkaline about 7.36–7.44. In reality, it would certainly have detripsychological aftermath if the pH of your blood dropped out of its normal array (2, 3).

So, while the vegetables supported for the second phase are incredibly healthy, they’re not healthy because of their supposed effects on blood pH.

Throughout the second phase, you are motivated to do at leastern one weight-lifting session.

Phase 3 (Friday–Sunday)

This phase is designed to acceleprice your metabolism and also fat burning.

During these three days, you are encouraged to include many healthy fats to your meals and also snacks while consuming modeprice amounts of protein and carbs.

Foods to eat in this phase encompass olive or grapeseed oil, saffreduced mayonnaise, eggs, nuts, seeds, coconut, avocados and olives.

Foods like seaweed, coconut oil, shrimp and lobster need to likewise be had because the diet claims that they increase metabolism by stimulating your thyroid gland also.

During this phase, you are urged to pick an task that enables you to unwind, such as yoga, meditation or even a massage. This is expected to reduced tension hormone levels and rise the circulation of fat-burning compounds.


The Rapid Metabolism Diet is split right into 3 phases which are recurring on a weekly basis for four weeks. Each phase has actually a different goal and specific diet and also exercise recommendations.

The Rapid Metabolism Diet warns against some foods which must be avoided whenever before possible.

These include:

WheatCornDairySoyDried fruitFruit juicesRefined sugarArtificial sweeteners and also foods items containing themCaffeineAlcoholFat-free diet foods

However before, the diet’s founder does make an exemption for vegetarians and also vegans, who are enabled to eat three soy foods: tempeh, tofu and edamame. Keep in mind that these must be organic and also not genetically modified (non-GMO).

On this diet, non-organic create and nitrate-containing meats are also banned because the additives, preservatives, pesticides, insecticides and hormones they may organize are thought to slow dvery own your liver’s burning of fat.


The Rapid Metabolism Diet excludes wwarmth, corn, dairy, soy, sugar, dried fruit, juices, caffeine, alcohol and fat-complimentary diet foods items. It additionally discourperiods non-organic foodstuffs.

Aside from complying with the diet and also physical task guidelines for each phase, the Fast Metabolism Diet has a few extra rules.

Eat 5 times per day.Eat eextremely 3–4 hrs except as soon as sleeping.Eat within 30 minutes of waking.Follow the phases in order.Stick to the foods enabled in each phase.Exercise according to the phase you’re in.Drink half of your body weight (measured in pounds) in ounces of water each day.Encertain that meats are nitrate-complimentary.Follow the setup for the full 28 days and also repeat until your weight loss goal is accomplished.Repeat the fast metabolism arrangement for a complete 28 days every 6 months or for one week every month.Summary

The Fast Metabolism Diet includes additional rules intended to aid you accomplish and preserve weight loss.

The Quick Metabolism Diet most likely helps you shed weight for several reasons.

First, it incorpoprices plenty of entirety foodstuffs. This might rise your fiber intake, which might add to weight loss (4, 5).

Next, excluding soy, wheat, sleek sugar and also sweeteners even more cuts out many type of processed foods items from your diet. This have the right to naturally minimize the number of calories consumed, additionally fostering weight loss.

What’s even more, the prescribed weekly physical exercise is likely to rise the number of calories burned, even more contributing to the energy deficit necessary for weight loss.

Moreover, hydration — emphasized strongly in the diet — have the right to lower appetite and also may help you burn a few more calories to promote extra weight loss (6, 7, 8).

Other benefits

The Quick Metabolism Diet might offer extra benefits.

By incorporating plenty of fruits, vegetables, lean protein and healthy and balanced fats, it’s richer in vitamins and also minerals than some various other diet plans.

Its comprehensive list of foods items to prevent also normally curbs your intake of very processed, empty-calorie foods items, leaving even more room for nutrient-rich ones.

The fiber content might additionally promote gut health, blood sugar manage and immune and also brain function (9, 10, 11, 12).


The Quick Metabolism Diet may help you shed weight by boosting your fiber intake and also cutting down on unessential calories. Its emphasis on whole foodstuffs also renders it richer in nutrients than various other diets.

The Fast Metabolism Diet has actually major drawbacks also. Here are some of the the majority of prominent.

Based on pseudoscience

The Fast Metabolism Diet puts a strong emphasis on consuming specific foods in a details order to boost metabolism and promote weight loss.

However before, there is little bit clinical evidence backing such values.

For instance, Phase 1 advocates a high-glycemic, carb-wealthy diet as a method to encourage your adrenal glands to produce fewer tension hormones and also prepare your body for weight loss.

However before, study shows that high intake of straightforward carbs may raise stress hormone levels — not diminish them (13).

Regardless of clintends to the contrary, there is likewise no evidence that eating carb-rich foods for 2 days in a row will certainly minimize stress and anxiety and tension — or gird you for weight loss.

Phase 2 advocates for a high intake of protein and also supposedly alkalizing vegetables as a way to develop muscle, store your pH in balance and also assist your liver release fat cells from storage.

High-protein diets are indeed linked to building muscle, especially once merged via resistance training. However, tbelow is no proof that vegetables are reliable at treating an imbalanced blood pH (1, 14).

In fact, there is ample proof that your body can normally preserve blood pH within a strict variety — regardless of what you eat. Additionally, no research studies indicate that alkalizing vegetables can stimulate your liver to release fat cells from storage (15, 16, 17).

Anvarious other primary principle of the diet is that it will store your metabolism stimulated, which will certainly acquire it to work much faster and also burn more weight.

However before, tbelow is absolutely no study to assistance this concept of “surprising” your metabolism as a way to lose more weight.

Though some foods items can cause slight increases in metabolism, any type of rise is minor and also unmost likely to assist you shed a substantial amount of weight (18, 19, 20).

Finally, tbelow is no proof that this diet’s focus on organic foodstuffs and nitrate-complimentary meats has any type of enhancing effect on your liver’s capacity to burn fat.

May be unsustainable

The Rapid Metabolism Diet is commonly criticized for being unsustainable.

Many type of civilization complain that it needs also a lot measuring, weighing and also food prepping to fit into a busy lifestyle.

Such a certain and restrictive diet may also be hard to follow if you eat out regularly or attend barbecues, birthday parties or holiday occasions.

Restricts some helpful foods

Although the lengthy list of foodstuffs to avoid does cull many kind of processed foods items from people’s diets, it likewise cuts out some advantageous ones.

For instance, soy is attached to a modest decrease in cholesterol levels and might likewise contain some cancer-fighting compounds (21, 22).

Caffeine is an additional banned food on this diet which is connected via improved brain function, protection versus Alzheimer’s and Parkinson’s and a reduced likelihood of depression (23, 24, 25, 26).


Many of the values outlined in the Fast Metabolism Diet are based on pseudoscience. What’s more, the restrictive nature of this diet might cut out some advantageous foods and make long-term adherence challenging.

Here is a sample menu for the Fast Metabolism Diet, arranged by phase.

Keep in mind that percent sizes will depend on the phase and also your personal weight loss goals.

Phase 1

Breakfast: Dairy-complimentary frozen mango smoothieSnack: PineappleLunch: Grilled chicken breast and wild riceSnack: StrawberriesSnack: Watermelon

Phase 2

Snack: Turcrucial jerkyLunch: Chicken and vegetable soupSnack: Smoked salmon and cucumbersDinner: Grilled lean-cut lamb sataySnack: A glass of unsweetened almond milk

Phase 3

Breakfast: Toast topped through egg, tomato and onionSnack: Celery through almond butterLunch: Spinach, tomato and chicken saladSnack: Cucumber dipped in homemade guacamoleDinner: Shrimp via spinach fettuccineSnack: Walnuts

More options and also recipes deserve to be discovered on the Fast Metabolism Diet webwebsite.

See more: During Glycolysis, What Is The Overall Gain Of Atp Per Glucose Molecule?


The phases of the Quick Metabolism Diet revolve about whole foods items, high-high quality protein and snacks between meals.