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How Much Weight Can You Lose On The Keto Diet in 30 Days?

May 23, 2024
How Much Weight Can You Lose On The Keto Diet in 30 Days?

Are you considering trying the Keto diet plan to lose weight? The ketogenic (or “keto”) diet is a high fat, low-carbohydrate eating plan that has become increasingly popular in recent years.

While there are many potential benefits associated with following the Keto diet, one of the most common questions asked by people who are interested in trying it is how much weight they can expect to lose after 30 days on the diet.

So…in this article, we will take a look at what research says about how much weight you can realistically expect to lose while following a Keto diet over this period.

We will also discuss some tips for maximizing your results and keeping healthy during your journey towards reaching your goals.

What Is The Keto Diet?

The keto diet is a low carb, high fat diet that has been gaining popularity in recent years. The goal of the diet is to put your body into a state called “ketosis” where it will burn fat for energy instead of carbohydrates.

This shift in metabolic state can help you lose weight and improve your overall health. To achieve this state, followers of the Keto diet must limit their carb intake to just 20–50 grams per day while increasing their consumption of healthy fats such as avocados, nuts and seeds, coconut oil, olive oil and grass-fed butter.

Eating plenty of protein is also important on the diet so that you get all the essential amino acids you need without consuming too many carbs.

By following these guidelines, your body will be able to access its stored fat reserves for fuel rather than relying on dietary sources alone.

What Is The History Of The Keto Diet?

Russell Wilder from the Mayo Clinic
Dr. Russell Wilder (Mayo Clinic) developed the Keto diet back in the 1920s

The Keto diet has a long history of use as a therapeutic treatment for epilepsy. It was developed in the 1920s by Dr. Russell Wilder at the Mayo Clinic and has been used since then to improve the control of seizures in people with epilepsy who have not responded to other treatments.

Over recent years, however, it has also become popular as a weight-loss diet due to its ability to promote rapid fat loss while preserving muscle mass.

Additionally, some people have found significant health benefits from following the Keto diet such as increased energy levels and improved cholesterol levels.

How Does The Keto Diet Work?

The Keto diet works by forcing the body to burn fats instead of carbohydrates. The process is called ketosis.

When you eat very few carbs and moderate amounts of protein (typically no more than 20-30% of your calories), your body switches to breaking down stored fat into molecules called ketones to use for energy instead of glucose from carbohydrates.

By maintaining a low carbohydrate intake, your body will enter ketosis, burning fat as fuel and helping you achieve weight loss goals.

The high-fat content helps keep you feeling full while the low carb intake means fewer cravings and less hunger overall.

How Much Weight You Can Lose On A Keto Diet In 30 Days

Although the exact amount of weight lost will depend on an individual's age, gender, activity level, current body weight, and other factors such as body composition, research shows that people who follow a Keto diet can experience rapid weight loss along with other health benefits.

So how much weight loss are we talking about?

It's not uncommon for people to see significant losses of up to 10 pounds (4.5 Kgs) within this time frame, and with dedication and consistency, even greater results are possible.

Research conducted by the National Institutes of Health found more moderate - but still very impressive - weight loss results. Obese adults who followed a ketogenic diet for 24 weeks lost an average of 8.3% of their initial body weight and had a significant reduction in markers of metabolic syndrome.

A different study conducted by the University of California, San Diego showed that adults who followed a Keto diet for 12 weeks lost an average of 10 pounds and had improved body composition.

It is important to remember that the Keto diet is not just about weight loss, but also about making positive lifestyle changes that will help you maintain a healthy weight in the long term.

Eating healthy and getting regular exercise are key elements of any successful diet plan.

By combining these two with the ketogenic diet, you could be well on your way to a healthier lifestyle.

5 Recent Research Studies Into Keto Diet Weight Loss

  1. A 2019 study in the journal Nutrients found that participants who followed a Keto diet for 12 weeks lost an average of 14 pounds more than those who followed a low-fat calorie-restricted diet. The group on the Keto diet also had greater reductions in waist circumference, triglycerides, and blood sugar levels.
  2. A study published in the journal Obesity in 2016 looked at obese adults who followed either a low-fat or Keto diet for 24 weeks. The group on the keto diet lost an average of 13 pounds more than the low-fat group, and had greater improvements in body composition, cholesterol levels, and triglycerides.
  3. A 2016 study in the journal Diabetes, Obesity and Metabolism looked at obese adults with type 2 diabetes who followed a Keto diet for 12 weeks. The group on the keto diet lost an average of 19 pounds more than those on a low-calorie diet, and had greater improvements in fasting glucose levels, triglycerides, and HDL cholesterol.
  4. A 2017 study in the journal Appetite compared the effects of a Keto diet with those of an isocaloric low-carbohydrate diet over 16 weeks. The group on the keto diet lost an average of 9 pounds more than the low-carb group, and had greater reductions in body fat percentage, waist circumference, and triglycerides.
  5. A 2019 study in the journal Nutrients examined the effects of a Keto diet on obese adults over 12 weeks. The group on the Keto diet lost an average of 11 pounds more than those on a low-fat diet, and had greater reductions in waist circumference, body fat percentage, and triglycerides.

The results from these studies indicate that following a Keto diet is an effective way to lose weight and improve markers of metabolic health.

Furthermore, the evidence suggests that it may be even more beneficial than a low-fat, restricted calorie intake diet for promoting fat loss and improving blood sugar control.

It's important to note, however, that rapid weight loss on a Keto diet is not sustainable over time. The body cannot maintain such a restrictive diet for extended periods of time, so it is important to make sure that the diet is paired with regular exercise and adequate sleep.

Additionally, it's essential to focus on nutrient-dense foods like leafy greens, nuts, and legumes as opposed to processed and sugary choices in order to ensure that you're getting key vitamins and minerals.

How Many Carbs Should I Eat On A Keto Diet Plan?

The Keto diet recommends eating 20-50 grams of carbohydrates per day, although this amount may vary depending on individual needs and goals.

To meet this recommendation, focus on consuming high-fiber vegetables, nuts and seeds, low-carb dairy products and healthy fats such as olive oil and avocado.

It's important to pay close attention to the net carbs you eat each day so that you can stay below your daily limit.

How Much Protein Should I Eat On A Keto Diet?

The amount of protein you should eat on a Keto diet depends on your individual needs and goals. Generally, a moderate-protein, low-carb ketogenic diet consists of 20-30% of calories from protein.

Therefore, if you are eating 2000 calories per day, that would be about 100-150 grams of protein per day.

However, your specific needs may differ depending on factors such as age, gender and exercise levels.

It's best to consult with a registered dietitian or nutritionist for personalized recommendations for your particular situation.

Don't Know Where To Start? Try A Keto Diet Specialist

If measuring out carbs, proteins and everything in between is not for you, it may be best to bring in some help from an outside specialist. Here are three we would recommend:


With KetoCycle, users can enjoy all the benefits of this popular diet without having to worry about counting calories or measuring portions. The program provides a comprehensive guide with meal plans, recipes and shopping lists that take the guesswork out of following a ketogenic diet.

Additionally, KetoCycle offers personalized coaching for those who need extra help to stay on track with their goals.

With the help of KetoCycle, you can reach your wellness goals and enjoy a healthier lifestyle.

HelloFresh Keto Menus

HelloFresh offers Keto menus are designed to give you the nutrition and taste you need while following a low-carb lifestyle.

Each Keto diet meal plan is made with fresh, premium ingredients and no added preservatives, it's easy to see why HelloFresh is one of the leading meal delivery services for those on a ketogenic diet.

From classic Italian dishes like Chicken Parmigiana to creative new takes on Mexican cuisine like Fajita Bowls, there’s something for everyone in each weekly menu.

Plus, every dish is created by professional chefs and nutritionists so you can be sure that your health goals remain top priority.


While the Noom Weight program isn't keto-based, it is a comprehensive program that helps users achieve their health and weight goals. It combines the principles of both the ketogenic diet, which focuses on consuming high-fat and low-carb foods, with Noom’s unique approach to healthy eating.

Through its personalized nutrition plans, daily Keto meal plan tracking tools, and in-depth articles about different dietary regimes, this program can help individuals reach their desired results in no time.

The best part? Noom provides access to support from certified coaches 24/7 so you're never alone during your journey towards better health.

Key Tips For Maximising Results

The ketogenic diet is an effective way to lose weight and improve overall health, but it can be difficult to stay on track if you don’t know what you’re doing. To get the most out of your Keto experience, here are some key tips for maximising your results while on this popular diet.

  1. Focus on eating whole foods like grass-fed meats (avoid processed meats), organic vegetables and fruits, nuts (macadamia nuts are great!) and seeds, healthy fats like olive oil and avocado oil as well as coconut products such as coconut milk or shredded coconut flakes (avoid saturated fats as far as is possible).
  2. Avoid processed sugar substitutes such as artificial sweeteners or sugar alcohols which can contribute to blood sugar issues.
  3. Drink plenty of water throughout the day in order to keep hydrated and flush out toxins from the body.
  4. Supplement with electrolytes such as magnesium or potassium which will help balance out any deficiencies caused by reducing carbohydrate intake and also provide energy during workouts or other activities.


Overall, following a Keto diet plan can be an effective way of losing weight and improve your overall health in as little as 30 days, but it's important to remember that any diet requires commitment and dedication for long-term results.

Additionally, it's always recommended to speak with a healthcare professional before starting a new dietary program.

Further resources to learn more about Keto

1. Dr. Axe – Keto Diet 101: A Detailed Beginner’s Guide: This is a comprehensive beginner’s guide for those interested in the Keto diet, which includes detailed information about how to get started and what you should eat, as well as tips on avoiding common pitfalls. It also provides scientific evidence to support its claims.

2. Perfect Keto – The Ultimate Guide to the Keto Diet: This guide provides an in-depth look at the science behind the Keto diet, including potential benefits and risks. It also includes helpful meal plans, recipes, and detailed information about macronutrients.

3. – Keto Diet Resources: This website provides an array of resources for those interested in starting a Keto diet, including meal plans and guides to help you choose the right foods.

4. KetoConnect – Your Resource for Low-Carb Living: Here you can find recipes, videos, podcasts, and more to learn about the ketogenic diet and how to incorporate it into your lifestyle.

5. Diet Doctor – Keto: This website provides a range of articles, recipes, and meal plans tailored to those on the Keto diet. It also includes helpful tools like carb calculators and food lists to help you stay on track with your goals.

Other FAQs

Are There Risks With The Keto Diet?

The keto diet has some potential risks and side effects to consider. While following a Keto diet may lead to short-term weight loss, it can cause health issues such as increased risk for kidney stones, constipation, nutrient deficiencies, decreased bone density and disruption of hormones.

It's important to speak with your healthcare provider before starting or making any changes to a new diet or exercise plan.

Furthermore, it's important to research the long-term effects of the diet before beginning in order to ensure that you are taking steps toward improved health rather than harm.

Why Is Body Composition Important?

Body composition refers to the proportion of fat, bone, water and muscle in your body. It is an indicator of your overall health and fitness level and can also provide insight into risk for disease.

Measurements are typically taken using a variety of techniques such as bioelectrical impedance analysis (BIA), dual-energy X-ray absorptiometry (DXA) or underwater weighing.

These measurements help to determine how much lean mass you have compared to fat mass which gives insight into dieting goals or exercise plans. Knowing your body composition can also be helpful in setting realistic weight management goals.

Why does body composition affect weight loss?

Body composition affects weight loss because it determines how quickly the body can burn calories. People with higher percentages of muscle are able to burn more calories even at rest, while those with lower percentages of muscle struggle to keep their calorie-burning rate up.

Additionally, people who have a higher percentage of fat may find that they need to work harder and/or longer in order to see significant weight loss results because your body must work harder to break down and metabolize fat than it does for other types of tissue.

As such, an individual's body composition can play a major role in determining success when trying to lose weight.

What is The Metabolic Syndrome?

Metabolic syndrome is a cluster of medical conditions including high blood pressure, abdominal obesity, high triglycerides, low HDL cholesterol, and insulin resistance. These factors increase the risk for cardiovascular disease, stroke and diabetes. It is important to treat the individual components of metabolic syndrome in order to reduce health risks associated with it. Eating a healthy diet and exercising regularly are important steps to take towards maintaining a good metabolic state.

What Is Ketone?

Ketone is an organic compound that contains a carbonyl group with three atoms, typically a carbon atom bound to two other atoms such as an oxygen or nitrogen. Ketone bodies are usually used as fuel molecules in our bodies, and their presence signals the body is burning fat for energy.

How Much Weight Can You Lose On The Keto Diet in 30 Days?