That means that if you drink only water (or fluids that contain no calories), in 9 days you will lose one pound of fat. That’s equivalent to the amount of calories your body burns running at 5mph for 30 minutes every day for 9 days!

The 3-Day Diet claims dieters can lose up to 10 pounds in three days. Weight loss is possible on The 3 Day Diet, but only because it is very low in calories.

The 8 Best Weight Loss Drinks

1. Green Tea. Share on Pinterest.
2. Coffee. Coffee is used by people around the world to boost energy levels and lift mood.
3. Black Tea. Like green tea, black tea contains compounds that may stimulate weight loss.
4. Water.
5. Apple Cider Vinegar Drinks.
6. Ginger Tea.
7. High-Protein Drinks.
8. Vegetable Juice.

Because a water fast restricts calories, you will lose a lot of weight quickly. In fact, research shows that you may lose up to 2 pounds (0.9 kg) each day of a 24- to 72-hour water fast ( 7 ). Unfortunately, a lot of the weight you lose may come from water, carbs, and even muscle mass.

How to lose weight and reduce belly fat in 2 days: 5 simple tips that are based on scientific research

1. Add more protein to your diet.
2. Make fibre your best friend.
3. Drink more water.
4. Eliminate sugary drinks.
5. Take a 15-minute walk after each meal.

In small doses, like during intermittent fasting, ketosis can have benefits for our bodies. But things get really dire after 72 hours, when your brain decides it needs more than just ketones to survive. This is when your body starts to break down its own proteins so that it can use their amino acids to form glucose.

May aid weight loss A 48-hour fast once or twice per month will reduce your calorie intake by up to 8,000 calories per month, which can promote weight loss. Just make sure you don’t overcompensate for these lost calories during your periods of eating.

Fasting for short periods Fasting, or going without food, can help a person achieve a state of ketosis. Many people can actually go into ketosis between meals. In some controlled cases, a doctor may recommend a longer fasting period of between 24 and 48 hours.

A 48-hour fast can serve as a reset for the body, allowing it to take a break from digestion to focus on other tasks. This break may allow it to focus energy elsewhere, such as on repairing the body. According to the authors of a 2014 article , fasting may reduce obesity, hypertension, asthma, and rheumatoid arthritis.

For those 2 days, you eat 2 small meals of 250 calories each for women and 300 calories each for men. The 5:2 diet has been found to be effective at helping with weight loss . The 5:2 diet, or the Fast Diet, involves eating 500–600 calories for 2 days out of the week and eating normally the other 5 days.

Fast for 12 hours a day A person needs to decide on and adhere to a 12-hour fasting window every day. According to some researchers, fasting for 10–16 hours can cause the body to turn its fat stores into energy, which releases ketones into the bloodstream. This should encourage weight loss.