
The 4-Hour Body (4HB) diet is a slow-carb, high-protein approach to weight loss. It involves eating lean protein, legumes, and non-starchy vegetables, while excluding fruit and refined white carbohydrates. The diet recommends eating as much protein as desired, with no limit on the amount of approved foods consumed. However, there is no standard minimum protein requirement for the 4HB diet. Typically, an adult requires a minimum of 0.8 grams of protein per kilogram of body weight, or 0.36 grams per pound, to meet basic nutritional needs. This amount can vary depending on age, physical activity level, and individual health considerations.
| Characteristics | Values |
|---|---|
| Recommended dietary allowance (RDA) for protein | 0.8 g per kg of body weight or 0.36 g per pound of body weight |
| RDA for adult males | 56 g of protein daily |
| RDA for adult females | 46 g of protein daily |
| Average protein requirement | 60 g of protein per day |
| Protein-rich foods | Meat, dairy products, nuts, some vegetables, grains, beans, eggs, milk, soy, quinoa, fish, lentils, chickpeas, black beans, lean beef, tofu, tempeh, almonds, cottage cheese, whey protein powder |
| Calorie intake | 1,200 to 2,000 calories per day |
| Weight management calorie intake | 2,000 calories per day |
| Weight loss calorie intake | 1,500 calories per day |
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What You'll Learn
- The 4HB diet recommends eating as much protein as desired
- The diet focuses on animal protein, eggs, legumes, and non-starchy vegetables
- The recommended dietary allowance (RDA) for protein is 0.8 g per kg of body weight
- High-protein foods include meat, dairy, nuts, vegetables, grains, and beans
- The 4HB diet is also called the slow-carb diet

The 4HB diet recommends eating as much protein as desired
The 4-Hour Body (4HB) diet, as presented in the bestselling book "The 4-Hour Body" by Tim Ferriss, recommends eating as much protein as desired. This is because protein promotes feelings of fullness and prevents fat storage. The 4HB diet is a high-protein, low-carbohydrate approach designed to prevent blood sugar spikes and avoid insulin responses, which can lead to food being stored as fat.
The diet emphasises lean protein from animal sources, legumes, and non-starchy vegetables. It encourages eating large amounts of protein during meals to curb hunger and discourages snacking. However, it is important to note that the 4HB diet does not adhere to federal dietary guidelines and may lead to nutritional deficiencies. It also promotes unhealthy habits like binge eating.
While the 4HB diet allows unlimited protein intake, it is essential to understand the recommended dietary protein intake. For an average sedentary adult, the recommended dietary allowance to prevent deficiency is 0.8 grams of protein per kilogram of body weight. For example, a person who weighs 75 kg (165 pounds) should consume 60 grams of protein per day. However, protein requirements may vary depending on age, physical activity level, and individual health considerations.
It is worth noting that most people in the United States, especially males between 19 and 59, already meet or exceed their protein requirements. Additionally, excessive protein intake can be a concern, as research has linked high consumption of red and processed meat to increased risks of cardiovascular disease and diabetes. Therefore, it is recommended to prioritise plant-based proteins and proteins from a variety of sources for optimal health and nutrition.
To summarise, the 4HB diet recommends eating as much protein as desired to promote satiety and support weight loss goals. However, it is important to be mindful of potential health implications and ensure adequate nutrient intake from a variety of sources.
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The diet focuses on animal protein, eggs, legumes, and non-starchy vegetables
The 4-Hour Body (4HB) diet is a slow-carb diet that emphasises lean protein, legumes, and non-starchy vegetables. It was created by Tim Ferriss, an investor and author of several bestselling books, including "The 4-Hour Workweek" and "The 4-Hour Chef". The diet claims to help people lose weight by reducing overall body fat percentage to less than 10%.
The 4HB diet focuses on animal protein, eggs, legumes, and non-starchy vegetables. Animal proteins include meat, fish, and poultry. Examples of animal proteins are beef, chicken, and turkey. Meat is a good source of protein, but it is recommended to limit red meat and processed meat intake due to associated health risks. Eggs are also a good source of protein and are included in the 4HB diet.
Legumes, such as beans, peas, and lentils, are a key part of the 4HB diet. They are high in protein and act as a slow-digesting carbohydrate source, aiding in maintaining satiety. Legumes are also a good source of fibre, which is an important nutrient. Examples of legumes to include in the diet are edamame, pinto beans, and lentils.
Non-starchy vegetables are also emphasised in the 4HB diet. These include spinach, broccoli, asparagus, peas, green beans, lettuce, and artichoke hearts. Spinach, in particular, is high in protein, especially when cooked. These non-starchy vegetables can be cooked in a variety of ways and added to meals or eaten as a side dish.
While the 4HB diet does not require calorie counting, it typically involves consuming around 1,200 to 2,000 calories per day, depending on the individual's needs and preferences. It is important to note that the diet may encourage too much protein intake and may not provide a balanced approach to nutrition, potentially leading to nutritional deficiencies. Therefore, it is always recommended to consult with a healthcare professional before starting any new diet.
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The recommended dietary allowance (RDA) for protein is 0.8 g per kg of body weight
The 4-Hour Body (4HB) diet is a slow-carb, high-protein, low-carbohydrate diet that emphasises lean protein, legumes, and non-starchy vegetables. It is based on the book "The 4-Hour Body" by Tim Ferriss. The diet recommends eating the same few meals every day, which consist of foods from approved groups. There is no calorie counting, but a typical daily calorie intake is 1,200 to 2,000 calories.
The 4HB diet does not adhere to federal dietary guidelines and is not recommended as a strategy for weight management and overall health. It may also lead to nutritional deficiencies. The recommended dietary allowance (RDA) for protein is 0.8 g per kg of body weight. This is the minimum recommended value to maintain basic nutritional requirements and prevent deficiency. Consuming more protein, up to a certain point, may be beneficial, depending on the sources of protein. The recommended range of protein intake is between 0.8 g/kg and 1.8 g/kg of body weight.
The RDA for protein is the amount of protein you need to meet your basic nutritional requirements and not get sick. It is the minimum amount you need to keep from getting sick, not the specific amount you are supposed to eat every day. The RDA for protein is 0.8 g per kg of body weight, or 0.36 g per pound. For a person who weighs 75 kg (165 pounds), that is 60 grams of protein per day. To determine your target daily protein intake, you can multiply your weight in pounds by 0.36, or use an online calculator.
It is important to note that your daily protein need is not a fixed number. It will fluctuate depending on your level of physical activity, age, and whether you are pregnant or breastfeeding. People who exercise regularly have higher protein needs, ranging from 1.1 to 1.5 grams per kg of body weight. Those who lift weights or are training for endurance events may need even more protein, with recommendations ranging from 1.2 to 1.7 grams per kg of body weight. If you are trying to gain muscle mass, a higher-protein diet can help support muscle repair and growth.
To meet your daily protein needs and get the necessary vitamins, minerals, and other nutrients, it is recommended to eat a variety of protein-rich foods. Protein can come from both plant and animal sources. Animal sources, such as meat, eggs, and dairy, provide complete proteins, meaning they contain all the essential amino acids. Plant-based proteins, on the other hand, are usually incomplete, lacking some essential amino acids. However, by consuming a variety of plant-based proteins throughout the day, you can ensure you are getting a healthy mix of amino acids.
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High-protein foods include meat, dairy, nuts, vegetables, grains, and beans
The 4HB diet, also known as the 4-Hour Body diet, is a weight loss program that encourages eating animal protein, legumes, and non-starchy vegetables. The diet does not require calorie counting, but adherents typically consume 1,200 to 2,000 calories per day, depending on their meat and legume intake. While the program provides plenty of fibre, it may encourage too much protein.
Meat is a source of high-quality protein, but some meats also contain unhealthy amounts of saturated fat and sodium. Lean meats, such as chicken, turkey, beef, and pork, are excellent sources of high-quality protein and important nutrients like iron and zinc. To avoid unhealthy saturated fats, opt for lean or low-fat meat options such as lean ground beef, pork loin, or skinless chicken breasts. Fish like salmon, tuna, and mackerel are rich in protein and omega-3 fatty acids, which are beneficial for heart health.
Dairy products like milk, cheese, and yoghurt are also rich in protein and calcium. Greek yoghurt, in particular, is high in protein and nutrients such as calcium, vitamins, and minerals. However, dairy products can be high in saturated fat, so it is recommended to choose low-fat options and limit cheese intake.
Nuts are another good source of protein. While all nuts contain protein, some provide more than others. Almonds, for example, are high in protein and loaded with antioxidants. Walnuts are a delicious way to boost your protein intake, offering heart-healthy fats and omega-3 fatty acids. Pine nuts, technically seeds, provide 4 grams of protein per 1/4 cup serving. Other nuts and seeds high in protein include pistachios, cashews, and hazelnuts.
Vegetables that are high in protein include Brussels sprouts, green beans, sweet corn, asparagus, broccoli, and potatoes. Legumes, such as beans, peas, and lentils, are also rich in protein. Quinoa, a popular health food, is another great source of protein that is high in fibre, antioxidants, and minerals.
Grains that are high in protein typically have a low to moderate glycemic index, helping to maintain stable blood glucose levels. While most high-protein grains do not contain all nine essential amino acids, they are still a good source of protein and offer other benefits such as fibre, vitamins, and minerals.
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The 4HB diet is also called the slow-carb diet
The 4-Hour Body (4HB) diet, also called the slow-carb diet, is a weight loss program introduced by Tim Ferriss in his 2010 bestselling book, "The 4-Hour Body." It involves eating a high-protein, low-carbohydrate diet that avoids 'white' or refined carbohydrates and encourages the consumption of lean proteins, legumes, and non-starchy vegetables. The diet recommends eating as much as you like of any of the approved food groups, which include animal protein, eggs, legumes, and non-starchy vegetables like spinach, broccoli, and asparagus. Fruit is restricted, except for avocados, and dairy products are limited, with cottage cheese and a small amount of cream for coffee being the only permitted dairy options. Gluten-free and dairy-free individuals can follow the 4HB diet since it already excludes grains and most dairy.
The slow-carb diet is based on the principle of preventing blood sugar spikes and avoiding insulin responses, which can lead to food being stored as fat. By avoiding 'white' carbohydrates and replacing them with legumes, the diet aims to keep blood sugar levels stable. Additionally, the 4HB diet recommends eating the same few meals repeatedly to simplify meal planning and make it easier to stick to the diet. While the program does not require calorie counting, those following the diet typically consume around 1,200 to 2,000 calories per day, depending on their food choices.
The 4HB diet encourages eating as much protein as desired during meals to curb hunger and discourages snacking between meals. However, if snacking is necessary, a few nuts or carrot sticks are allowed. The diet also includes a distinctive feature called a "cheat day," which allows individuals to consume any food they want in any quantity for one day a week. This cheat day is designed as a psychological break to improve mental health, reduce feelings of deprivation, and maintain long-term adherence to the diet without negatively impacting weight loss outcomes.
While the 4HB diet may lead to rapid weight loss, it is important to note that it does not teach individuals how to maintain weight loss in the long term. It also omits critical food groups, which could lead to nutritional deficiencies, and promotes unhealthy habits like binge eating. Most nutrition experts recommend other strategies for supporting weight loss and overall health. Before starting any diet program, it is always advisable to consult with a healthcare professional or registered dietician to ensure it aligns with your specific needs and health goals.
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Frequently asked questions
The 4-Hour Body (4HB) diet does not specify a minimum protein intake. It is a high-protein diet that encourages eating animal protein, eggs, legumes, and non-starchy vegetables, with no limit on protein consumption.
The Recommended Dietary Allowance (RDA) for protein is 0.8 grams per kilogram of body weight or 0.36 grams per pound, which equals 56 grams for adult males and 46 grams for adult females. This is the minimum amount to prevent nutrient deficiencies.
High-protein foods that fit within the 4HB diet include animal proteins, eggs, legumes (such as lentils, chickpeas, and black beans), and lactose-free whey protein powder.











































