GM diet is a popular weight loss diet plan that claims đồ sộ aid in quick weight loss. This fad became popular after employees of General Motors tried this diet and lost a lot of weight in just a week. However, new studies suggest that losing weight quickly is not safe. Moreover, there is no scientific study supporting the GM diet. So, before you decide đồ sộ be on this diet, take a closer look. Read on đồ sộ know everything about the GM diet, what đồ sộ eat for 7 days, how it may aid weight loss, and if it is safe. Swipe up!
- Principle: Low-calorie diet focusing on a specific food group each day for a week đồ sộ help lose 6-7 kilograms.
- Purpose: To promote weight loss, boost metabolism, improve digestion, and detoxify the body
- Who Is It For: People with obesity
- Duration: Short-term
- Who Should Avoid: People with heart diseases and arthritis, and pregnant and lactating women.
- Cons: Not a scientifically proven diet plan, and may cause fatigue, muscle loss, nutrient deficiency, dehydration, irritability, and electrolyte imbalance.
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In This Article
What Is The GM Diet?
The GM diet is a 7-Day diet plan for quick weight loss.
It was created in 1985 by General Motors đồ sộ help its employees lose weight. The employees consumed low-calorie food groups on different days. By the kết thúc of the first week, the employees lost up đồ sộ 17 lbs (7.7 kgs).
The employees consumed low-calorie food groups on different days. This is believed đồ sộ have triggered the weight loss.
This made the GM diet a popular short-cut đồ sộ losing weight. Does it really work? Find out next.
Does GM Diet Really Work?
Going on a very low-calorie diet might work for weight loss. But these diets are not safe and are tough đồ sộ follow. The proponents of the GM diet believe that it works based on the following factors:
- It Is Low In Calories: Weight loss is calculated by the number of calories you consume and the number of calories you burn. When you consume fewer calories, your toàn thân shifts đồ sộ a negative energy balance. This makes you lose weight.
- It Boosts Metabolism: The foods included in this diet plan are believed đồ sộ boost your metabolism and thus, help in fat burning. However, there is no study that backs this claim.
- It Includes Negative Calorie Foods: Negative calorie foods burn calories during their digestion and processing. This means you lose weight by burning calories even when you eat. It sounds good, but dietitians and nutritionists vì thế not believe in the term “negative calorie foods”.
- It Is A Good Detox: Consuming healthy food and staying hydrated may help flush out toxins.
- May Improve Digestion: The fruits and vegetables in the GM diet contain dietary fiber, which helps improve bowel movement and digestion. However, it is not established if the GM diet follows the recommended 25 g dietary fiber/day based on a 2000-calorie diet (1) or not.
According đồ sộ research, the proportion of adults in the United States following any kind of special diet has increased from 14.3% in 2007-2008 đồ sộ 17.4% in 2017-2018. This shows that more people are turning đồ sộ different dietary strategies đồ sộ help them lose weight. Additionally, the proportion of adults following a low-calorie or weight-loss diet climbed from 7.5% in 2007-2008 đồ sộ 10.0% in 2017-2018.
The GM diet was created đồ sộ aid quick weight loss in employees of General Motors. Here’s what they were allowed đồ sộ eat for a week:
GM Diet – Foods To Eat
Day 1
- Eat as many fruits as you lượt thích. Berries, watermelons, and cantaloupes are recommended.
- Stay away from bananas on Day 1.
- Drink 8 đồ sộ 12 glasses of water during the day.
Day 2
- Consume only vegetables.
- Use olive oil for cooking (no deep frying) the vegetables.
- Drink 8 đồ sộ 12 glasses of water.
Day 3
- Consume fruits and vegetables.
- Avoid potatoes and bananas.
- Drink 8 đồ sộ 12 glasses of water.
Day 4
- Consume 8 (small) bananas and 4 glasses of milk (8 fluid ounces). Banana is a superfood that helps đồ sộ replenish our energy levels. Choose skim milk and avoid adding sugar or sweeteners đồ sộ milk.
- You may consume a bowl of clear vegetable soup if it gets too monotonous.
- Drink 8 đồ sộ 12 glasses of water.
Day 5
- Have brown rice.
- Consume 6 large tomatoes.
- Those following the non-vegetarian version can consume chicken breast or fish.
- Those following the vegetarian version can consume tofu or cottage cheese.
- Keep yourself hydrated with water and/or strained fruit juices (without sugar or sweeteners).
*Increase water intake by two glasses đồ sộ flush out extra uric acid (chemical product of the breakdown of purinesi XOne of the two chemical substances that cells use đồ sộ create the building blocks of DNA and RNA. The toàn thân converts them into uric acid. , which are found in meat).
Day 6
- Consume brown rice.
- Non-vegetarians can consume chicken breast or fish.
- Consume raw or sautéed vegetables. Avoid potatoes.
- Keep yourself hydrated with water and/or strained fruit juices (without sugar or sweeteners).
Day 7
- Consume brown rice.
- Consume raw or sautéed veggies.
- Have 4 glasses of fruit juice.
- Drink 8 glasses of water.
Other Foods To Consume
- Green tea without sugar
- Black coffee without sugar or milk
Foods To Avoid
- Soda
- Alcohol
- Junk food
- Packaged/canned food
[Read – Slim Fast Diet]
Here’s a sample diet chart that can help with your meal preparation.
Sample 7-Day GM Diet Plan
*1 cup = 250 grams or 8.8 ounces
GM Diet Day 1
- Breakfast (8:00 a.m.) – A medium táo khuyết + a few berries + 1 glass of water
- Mid-Morning (10:30 a.m.) – ½ cup cantaloupe + 1 glass of water
- Lunch (12:30 p.m.) – 1 cup watermelon + 2 glasses of water
- Evening Snack (4:00 p.m.) – 1 large orange + 1 glass of water
- Dinner (6:30 p.m.) – 1 cup cantaloupe and berries + 1 glass of water
- Snack (8:30 p.m.) – ½ cup watermelon + 2 glasses of water
Foods To Avoid – Day 1
- Vegetables – All veggies
- Fruits – Banana
- Protein – Meat, eggs, fish, beans, lentils, and mushrooms.
- Fats & Oils – Lard, butter, margarine, and safflower oil.
- Carbs – Carb-rich foods, including brown rice.
- Dairy – Full-fat milk, full-fat yogurt, frozen yogurt, ice cream, and cheese.
- Beverages – Alcohol, soda, sweetened drinks, milkshakes, vegetable juices or smoothies, and packaged fruit juices.
GM Diet Day 2
- Breakfast (8:00 a.m.) – 1 cup of boiled potato (with a little salt and pepper) + 1 glass of water
- Mid-Morning (10:30 a.m.) –½ cucumber + 1 glass of water
- Lunch (12:30 p.m.) – 1 cup of lettuce, bell peppers, baby spinach, and asparagus + 2 glasses of water
- Evening Snack (4:00 p.m.) – ½ cup of baby carrots (lime juice and a pinch of salt) + 1 glass of water
- Dinner (6:30 p.m.) – 1 cup of blanched broccoli and green beans + 1 glass of water
- Snack (8:30 p.m.) – 1 cucumber + 2 glasses of water
Foods To Avoid – Day 2
- Fruits – All fruits
- Protein – Meat, eggs, fish, beans, lentils, and mushrooms.
- Fats & Oils – Lard, butter, margarine, and safflower oil.
- Carbs –Carb-rich foods, including brown rice.
- Dairy – Full-fat milk, full-fat yogurt, frozen yogurt, ice cream, and cheese.
- Beverages – Alcohol, soda, sweetened drinks, fresh fruit juices or smoothies, and packaged fruit juices.
GM Diet Day 3
- Breakfast (8:00 a.m.) – ½ cup cantaloupe + 2 glasses of water
- Mid-Morning (10:30 a.m.) – 1 cup of pineapple or pear + 2 glasses of water
- Lunch (12:30 p.m.) – 1 cup of salad (cucumber, carrots, and lettuce) + 2 glasses of water
- Evening Snack (4:00 p.m.) – 1 orange + ½ cup of cantaloupe + 1 glass of water
- Dinner (6:30 p.m.) – 1 cup of salad (boiled broccoli + beets + spinach) + 2 glasses of water
- Snack (8:30 p.m.) – 1 pear + 1 glass of water
Foods To Avoid – Day 3
- Vegetables – Potato
- Fruits – Banana
- Protein – Meat, eggs, fish, beans, lentils, and mushrooms.
- Fats & Oils – Lard, butter, margarine, and safflower oil.
- Carbs –All carb-rich foods, including brown rice.
- Dairy – Full-fat milk, full-fat yogurt, frozen yogurt, ice cream, and cheese.
- Beverages – Alcohol, soda, sweetened drinks, vegetable smoothies or juices, and packaged fruit juices.
GM Diet Day 4
- Breakfast (8:00 a.m.) – 2 bananas + 1 glass of milk
- Mid-Morning (10:30 a.m.) – 1 banana + 1 glass of water or 1 glass of banana milkshake/smoothie
- Lunch (12:30 p.m.) – Milkshake (2 bananas + 1 glass of milk + a dash of cocoa powder) or 1 bowl of vegetable soup
- Evening Snack (4:00 p.m.) – 2 bananas
- Dinner (6:30 p.m.) – 1 banana + 1 glass of milk
- Snack (8:30 p.m.) – 1 glass of milk
Foods To Avoid – Day 4
All, except for bananas and milk.
GM Diet Day 5
- Breakfast (9:00 a.m.) – 3 tomatoes + ½ cup sprouts + 2 glasses of water
Mid-morning (10:30 a.m.) – 1 táo khuyết + 1 glass of water - Lunch (12:30 p.m.) – ½ cup brown rice + sautéed assorted veggies/3 oz fish filet + 2 glasses of water
- Evening Snack (4:00 p.m.) – 2 tomatoes + 1 glass of water
- Dinner (6:30 p.m.) – 1 cup brown rice + 1 tomato + ½ cup of sautéed veggies + 2 glasses of water
Foods To Avoid – Day 5
- Vegetables – Potato and sweet potato.
- Fruits – Banana
- Protein – Beef, pork, and turkey.
- Fats & Oils – Lard, butter, margarine, and safflower oil.
- Carbs – White rice, bread, and processed foods.
- Dairy – Full-fat milk, full-fat yogurt, frozen yogurt, ice cream, and cheese.
- Beverages – Alcohol, soda, sweetened drinks, and packaged fruit juices.
GM Diet Day 6
- Breakfast (9:00 a.m.) – 1 glass carrot juice + ½ cup boiled legumes
- Mid-morning (10:30 a.m.) – 1 cup of boiled vegetables + 2 glasses of water
- Lunch (12:00 p.m.) – ½ cup brown rice + ½ cup of veggies + Tofu/fish filet
- Snack (3:30 p.m.) – 1 cup cucumber slices + 2 glasses of water
- Dinner (6:30 p.m.) – ½ cup brown rice + ½ cup veggies + Chicken/cottage cheese + 2 glasses of water
Foods To Avoid – Day 6
- Vegetables– Sweet potato and potato.
- Fruits – All
- Protein– Beef, pork, and turkey.
- Fats & Oils – Lard, butter, margarine, and safflower oil.
- Carbs – White rice, bread, and processed foods.
- Dairy – Full-fat milk, full-fat yogurt, frozen yogurt, ice cream, and cheese.
- Beverages – Alcohol, soda, sweetened drinks, and packaged fruit juices.
GM Diet Day 7
- Breakfast (9:00 a.m.) – 1 glass of orange/apple juice
- Mid Morning (10:30a.m.) – 1 cup fruit salad + 2 glasses of water
- Lunch (12:00 p.m.) – ½ cup brown rice + ½ cup sautéed veggies + 2 glasses of water
- Snack (3:30 p.m.) – 1 cup watermelon/few assorted berries + 2 glasses of water
- Dinner (6:30 p.m.) – 1 cup GM Soup + 2 glasses of water
Foods To Avoid – Day 7
- Vegetables – Potato and sweet potato.
- Fruits – Banana, cherry, mango, and pear.
- Protein – Avoid any kind of meat, such as beef, turkey, chicken, pork, fish, lentils, beans, soy, and mushrooms.
- Fats & Oils – Lard, butter, margarine, and safflower oil.
- Carbs – White rice, bread, and processed foods.
- Dairy – Full-fat milk, full-fat yogurt, frozen yogurt, ice cream, and cheese.
- Beverages – Alcohol, soda, sweetened drinks, and packaged fruit juices.
Here’s a full view of this diet chart. Save it. Use it whenever you need it!
GM Diet Chart For Weight Loss
If you are wondering what e GM diet soup is, we have the recipe below.
GM Diet Soup Recipe

Image: Shutterstock
Calorie – 899 (150 calories per serving); Serves – 6; Prep Time – 15 mins; Cooking Time – 30-40 mins
Ingredients
- 6 large onions, chopped
- 3 tomatoes, chopped
- 1 cabbage (100 grams), sliced
- 2 carrots (122 grams), sliced
- 3-4 stalks of celery, chopped
- Water as needed
- Salt đồ sộ taste
- ½ teaspoon đen ngòm pepper
- 2 lime wedges
- 3 tablespoons olive oil
- A handful of chopped parsley for garnish
How To Prepare
- Toss the chopped onion and celery in a pot and sauté them in olive oil for 2-3 minutes.
- Add the chopped carrot.
- Add water and salt.
- Cover the lid and cook on medium heat for 30-35 minutes.
- Sprinkle đen ngòm pepper, squeeze in lime juice, and stir well.
- Garnish with chopped parsley and serve.
Before you start stirring the pot, kiểm tra out the benefits and side effects of the GM diet.
GM Diet Benefits
The benefits of the GM diet are not backed by evidence, but certain scientific facts pertaining đồ sộ the foods included in this diet hold true:
- Detoxification – Fruits and vegetables are loaded with antioxidants that help flush out toxins (2).
- Improves Health – Veggies and fruits boost immunity and improve cell functions (3), (4).
- Prevents Weight Gain – Cutting back on sugar and sugary foods help prevent weight gain (5), (6).
However, there are possible side effects or risks associated with the GM diet.
GM Diet Risks And Side Effects
- There Is No Scientific Backing – The GM diet is not backed by any scientific study.
- Dehydration – The GM diet accounts for very low fluid intake, which may cause dehydration and lead đồ sộ symptoms lượt thích headache, dizziness, and fatigue.
- No Long-Term Weight Loss – The GM diet is a fad diet and is not recommended for long-term weight loss goals. Also, there is a possibility of regaining the lost weight once you stop this restrictive diet.
- Lacks Nutrients – Limited access đồ sộ foods makes the GM diet lacking in nutrients lượt thích Vi-Ta-Min B12, calcium, and iron. This can lead đồ sộ nutrient deficiencies and symptoms lượt thích fatigue and brittle nails.
- Muscle Loss – Low-calorie diets, more often phàn nàn not, cause muscle loss. This can ultimately cause slow metabolism, which can make it difficult đồ sộ maintain weight loss in the future (7), (8). The muscle tissues are deprived of an adequate amount of proteins, which may also lead đồ sộ physical weakness.
- Electrolyte Imbalance – The large intake of fruits and vegetables in this diet may result in a diuretic effect. This, in turn, leads đồ sộ an increase in urination.
- Mood Swings – The GM diet restrictions may cause mood swings and irritability.
- Tiredness And Fatigue – A sudden dip in calorie intake might make you feel tired and weak.
If you would still lượt thích đồ sộ follow this diet, it is important đồ sộ vì thế it in a healthy manner. Check out the next section đồ sộ learn how đồ sộ vì thế so sánh.
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How To Safely Follow The GM Diet Plan
- If you have any health issues, consult your physician or nutritionist before starting any restrictive diet.
- Follow the prescribed diet plan and avoid skipping meals đồ sộ maintain nutrient balance.
- Avoid sugary beverages and alcohol đồ sộ prevent excess calorie consumption.
- Include a variety of foods from all major food groups in your diet for balanced nutrition.
- Drink 8 đồ sộ 10 glasses of water every day đồ sộ stay hydrated.
- Incorporate some physical activity in your daily routine đồ sộ tư vấn weight loss and overall well-being.
Now that you know both sides of the coin, should you really try the GM Diet đồ sộ lose weight?
Should You Go On The GM Diet To Lose Weight?
Losing weight is tough. It takes time, patience, determination, and healthy eating. Quick weight loss or a shortcut lượt thích the GM diet may fix a temporary problem, but it is not suitable for long-term weight loss. You must follow a healthy lifestyle, exercise, get 7-8 hours of sleep, and meditate đồ sộ keep the excess flab away in the long lập cập. Pursuing a meal plan that is not backed by science, doctors, nutritionists, and dietitians is not worth risking your health and well-being.
Infographic: Nutrient-Dense Low-Calorie Foods To Eat On The GM Diet
The GM diet can lead đồ sộ nutritional deficiencies, which could be a concern for those who would lượt thích đồ sộ try it out. The results are impressive and help you achieve your fitness goals but such a diet is not healthy in the long term. Dietary inclusion of foods that boost immunity and health while having fewer calories is important.
Check out the infographic below đồ sộ learn about the most nutritious foods you should have while on the GM diet. Illustration: StyleCraze Design Team
Save the high-quality PDF version on your device now.
Download Infographic
The GM diet plan is a week-long low-calorie diet strategy, which is found đồ sộ be effective in losing weight rapidly and improving fitness levels. This 7-day meal plan restricts calories and certain food groups. However, it is considered a fad diet and is not backed by dieticians and researchers, given the lack of scientific evidence. The vegetarian diet mostly comprises fruits and vegetables, while certain non-vegetarian foods are allowed only on the fifth and sixth day of the diet. So, people may miss out on certain nutrients essential for the toàn thân, lose muscle mass, and become weak and tired. Hence, it is not ideal for long-term weight loss. So, it is advised đồ sộ consult a doctor/dietitian đồ sộ get a well-designed, customized, balanced diet plan for shedding the flab in a healthy way.
Frequently Asked Questions
How safe is the GM diet for diabetics?
Blanca Garcia, Registered Dietitian Nutritionist, says, “Due đồ sộ the significant decrease in calories, the GM diet is not recommended for diabetics. It can create an imbalance of carbohydrates essential đồ sộ the blood glucose balance.”
How vì thế I maintain my weight loss after a GM diet?
According đồ sộ Garcia, “Unfortunately, after ending a GM diet cycle, you are likely đồ sộ gain the weight back. That is because you’ve had đồ sộ vì thế such a drastic decrease in calories that the moment you start đồ sộ eat normally, the weight will naturally come back.”
She adds, “The best way đồ sộ lose weight is đồ sộ slowly lose weight with small changes over time. You are more likely đồ sộ keep off weight that has taken time for you đồ sộ get used đồ sộ rather phàn nàn extreme changes that change frequently.”
How much weight can you lose with the GM diet?
You can lose up đồ sộ 17 lbs (7.7 kgs) with the GM diet.
Does the GM diet help reduce belly fat?
The GM diet sida overall weight loss. You will also see a significant reduction in your belly fat.
What is the GM diet soup?
The GM diet soup is a simple, clear soup made of cabbage, tomatoes, carrots, and celery. It is low in calories, tastes good, and can be prepared quickly.
Why am I not losing weight on the GM diet?
Weight loss depends on a number of factors – genes, current weight, muscle mass, and how long you have been on the GM diet. Sustaining the GM diet is challenging. If you give in đồ sộ cravings while on the diet, you may not see any results. Also, vì thế not be on the GM diet continuously. It can slow down your metabolism and prevent you from losing weight.
What is a good substitute for tomatoes in the GM diet?
You may use butternut squash instead of tomatoes.
Can I consume salt while on the GM diet?
Yes, you must consume salt while on the GM diet. Since you will be consuming a lot of fluid, consuming salt, especially sea salt, is essential đồ sộ prevent electrolyte imbalancei XIt occurs when the level of electrolytes and minerals dissolved in bodily fluids lượt thích blood and urine is either too high or too low. . However, vì thế not consume too much of it. Consume normal amounts in food. Add a pinch of salt đồ sộ water or fruit juices.
Can I eat eggs while on the GM diet?
Yes, you can eat boiled eggs instead of meat while on the GM diet.
Is curd allowed in a GM diet?
Yes, you can include regular or soy curd on day 5 of your GM diet đồ sộ improve digestion and shed those pounds easily.
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Can we replace milk in the GM diet?
Yes, you can replace full-fat dairy milk with low-fat, skim milk. If you are looking for other options, you can opt for plant-based milk lượt thích that of soy, oat, or almond.
Key Takeaways
- The GM diet works by improving metabolism, including negative calorie foods, and enhancing digestion.
- This weight loss diet consists of lean protein sources, fresh fruits, and vegetables.
- However, this diet plan is not suitable for everyone and has several limitations, such as the risk of inadequate nutrition and rapid weight loss.
- It is not for people with diabetes.
Begin the GM diet journey đồ sộ see incredible weight loss results. Watch this đoạn Clip đồ sộ discover this amazing diet that can help you lose weight quickly and effectively!
Sources
- Dietary fibre and human health
https://www.researchgate.net/publication/235978852_Dietary_fibre_and_human_health - “Effect of fruit and vegetable antioxidants on total antioxidant capacity of blood plasma.” Nutrition, National Institutes of Health.
https://www.ncbi.nlm.nih.gov/pubmed/24698344 - “Health-Promoting Components of Fruits and Vegetables in the Diet” Advances in Nutrition, National Institutes of Health.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3650511/ - “Modulation of Immune Functions by Foods” Evidence-based Complementary and Alternative Medicine : eCAM, National Institutes of Health.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC538513/ - “Sugar-Sweetened Beverages and Weight Gain in Children and Adults: A Systematic Review from 2013 đồ sộ năm ngoái and a Comparison with Previous Studies.” Obesity Facts, National Institute of Health.
https://www.ncbi.nlm.nih.gov/pubmed/29237159 - “Effects of sugar intake on toàn thân weight: a review.” Obesity Reviews: An official journal of the International Association for the Study of Obesity, National Institutes of Health.
https://www.ncbi.nlm.nih.gov/pubmed/12760444 - “Effects of Weight Loss on Lean Mass, Strength, Bone, and Aerobic Capacity” Medicine and Science in Sports and Exercise, National Institutes of Health.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5161655/ - “Metabolic Slowing with Massive Weight Loss despite Preservation of Fat-Free Mass” The Journal of Clinical Endocrinology and Metabolism, National Institutes of Health.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3387402/
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