How long will it take to lose weight if I eat one meal a day?

Author: Paige Fahey  |  Last update: Sunday, August 3, 2025

Study participants who tried eating one meal a day ended up with less total body fat. This particular group of people didn't experience significant weight loss. That said, intermittent fasting in general has proven to be an effective weight-loss method. The typical weight loss is 7 to 11 pounds over 10 weeks.

Will I lose weight if I only eat one meal a day?

In one study on the OMAD diet, researchers found that when 11 physically active and healthy-weight adults had only one meal per day, in the evening, for 11 days, they lost a little more weight and burned a little more fat than when they consumed the same number of calories over three meals per day.

Is it possible to lose 10 pounds in 3 days?

Answer: It's not safe or realistic to lose 10 pounds of fat in 3 days. Any rapid weight loss will primarily come from water, glycogen, or digestive waste, not fat. For sustainable results, aim for gradual weight loss of 1--2 pounds per week through a balanced diet and regular exercise.

Will I lose weight if I eat the same meal every day?

While it is possible to lose weight by eating the same food for an extended period of time, it is not recommended for long-term health. Eating a variety of foods is important to ensure you get all the nutrients your body needs.

Can you lose weight eating fast food once a day?

Yes, you can eat junk food and still lose weight, as long as you are creating a calorie deficit. Eating junk food in moderation and managing your overall calorie intake can help you reach your weight loss goals. However, it's important to note that a healthy diet and exercise are the best way to maintain your weight.

I Ate One Meal A Day For 30 Days (RESULTS)

How to slim down quickly?

How to naturally lose weight fast
  1. Intermittent fasting.
  2. Tracking diet and exercise.
  3. Mindful eating.
  4. Protein with meals.
  5. Avoid sugar.
  6. Fiber.
  7. Gut bacteria balance.
  8. Sleep.

What happens if you eat one meal a day for 30 days?

Safety Concerns. For most people, there are no serious dangers involved in eating one meal a day, other than the discomforts of feeling hungry. That said, there are some risks for people with cardiovascular disease or diabetes. Eating one meal a day can increase your blood pressure and cholesterol.

What should be the biggest meal of the day for weight loss?

However, research has found that a smaller dinner and larger lunch could be the key to helping you shift those weight. Even if you have a really healthy diet, eating your biggest meal in the evening is not the best option, according to a study published in the American Journal of Clinical Nutrition.

How can I drop 20 pounds fast?

Using these tips may help someone lose 20 lbs or reach their target weight.
  1. How to lose weight effectively and safely. ...
  2. Reducing calories. ...
  3. Refined carbohydrates and added sugars. ...
  4. Eating more protein. ...
  5. Including healthy fats. ...
  6. Eating more plant-based foods. ...
  7. Exercising. ...
  8. Getting adequate sleep.

Can I lose noticeable weight in 2 weeks?

You should reduce your intake of processed, carb-heavy foods like cookies, chips and soda. Is is possible to lose between five to ten pounds in two weeks, although this weight loss will vary depending on each person's metabolism. Food intake should be carefully monitored and combined with regular physical activity.

What is the military 3 day diet?

The 3-Day Diet, also called the Military Diet, is a fad diet that claims that by drastically cutting calories for three days, you can drop 10 pounds in a week. It also encourages you to lower the amount of calories you eat for four more days after the initial three-day plan.

How to lose belly fat fast?

8 Ways to Lose Belly Fat and Live a Healthier Life
  1. Try curbing carbs instead of fats. ...
  2. Think eating plan, not diet. ...
  3. Keep moving. ...
  4. Lift weights. ...
  5. Become a label reader. ...
  6. Move away from processed foods. ...
  7. Focus on the way your clothes fit more than reading a scale. ...
  8. Hang out with health-focused friends.

Does drinking water help you lose weight?

Water is more than just a thirst-quencher. It offers various benefits that can aid in weight loss. These include boosting metabolism, suppressing appetite, aiding in detoxification and enhancing exercise performance.

What is extreme fasting for weight loss?

The Warrior Diet is a relatively extreme form of intermittent fasting. It involves eating very little, usually just a few servings of raw fruit and vegetables, during a 20-hour fasting window, then eating one large meal at night. The eating window is usually only around 4 hours.

Can I eat boiled eggs every day to lose weight?

Eating eggs may support weight loss, especially if a person incorporates them into a calorie-controlled diet. Research suggests that eggs boost metabolic activity and increase feelings of fullness. Eating an egg-based breakfast may stop a person from consuming extra calories throughout the day.

Is it bad to eat before bed?

“Eating right before bed requires your body to do an awake function, which disrupts your circadian rhythm.” And eating late at night doesn't just affect your sleep. According to Barclay, it can also cause you to overeat, or even cause gastrointestinal discomfort.

Is bacon bad for you?

Bacon has lots of sodium, cholesterol, and fat, all of which can increase your risk of heart disease. But bacon does have other nutrients, like protein, vitamins, and minerals. Just keep in mind that if you eat bacon, it's best to do so occasionally and in small amounts.

Which meal is best to skip for weight loss?

Skipping lunch means skipping a main meal. Since usually the amount of calories that people receive in their main meals is considerable, skipping lunch can have a significant effect on reducing total calories intake compared to skipping snacks. Reducing the intake of calories in turn leads to weight loss.

What is one large meal a day to lose weight?

The one-meal-a-day diet (OMAD), also known as 23:1 intermittent fasting, may help people lose weight and body fat. However, eating one meal a day can lead to hunger and cravings and may not be suitable for everyone. The OMAD diet involves eating only one meal a day, usually dinner.

How to lose fat fast?

One of the best ways to lose body fat is through steady aerobic exercise, such as brisk walking. Work up to at least 30 minutes of aerobic exercise most days of the week. Some people may need more exercise than this to lose weight and keep it off. Also aim to do strength training exercises at least twice a week.

Can I eat whatever I want while intermittent fasting and still lose weight?

Intermittent Fasting Foods

You can eat mostly what you want on days when you don't fast. But to lose weight and get the nutrients you need, you should stick to healthy foods and limit treats such as desserts, alcohol, and processed foods. On fasting days, you'll eat very little food or none at all.

How much weight can I lose in a month?

Most experts recommend aiming for 1-2 pounds of weight loss per week, which equates to roughly 4-8 pounds in a month. Those with more excess weight may see slightly faster loss initially. The key is losing at a gradual rate through calorie deficit rather than drastic measures.

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