
The Grain Brain diet is a high-fat, high-fibre, low-carbohydrate, and low-sugar diet, popularised by Dr. David Perlmutter in his 2013 book of the same name. The diet recommends eating healthy fats, naturally raised animal proteins, and vegetables, while avoiding processed carbohydrates, sugars, and gluten. Perlmutter argues that a non-GMO, gluten-free, and low-carb diet is crucial for cognitive function and long-term health. The book has been a bestseller and has been translated into multiple languages, with many readers reporting improvements in their health, including weight loss, reduced anxiety and depression, and improved skin.
| Characteristics | Values |
|---|---|
| Carbohydrates | Low |
| Sugar | Low |
| Fat | High |
| Gluten | No |
| Cholesterol | High |
| Processed carbs | No |
| Vegetables | High |
| Fruits | Low |
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High-fat, high-fibre, low-carb
The Grain Brain diet, as outlined by Dr. David Perlmutter, is a high-fat, high-fibre, low-carb eating plan. The diet is designed to improve brain health and reduce the risk of brain diseases such as Alzheimer's and conditions such as ADHD, depression, anxiety, insomnia, and headaches.
The diet encourages the consumption of healthy fats, naturally raised animal proteins, and fibrous vegetables. Healthy fats include extra virgin olive oil, sesame oil, coconut oil, grass-fed tallow, organic or pasture-fed butter, ghee, avocados, olives, nuts and seeds. For proteins, the diet recommends whole eggs, wild fish (such as salmon, sardines, trout), shellfish, grass-fed meat, poultry, and wild game. Vegetables such as leafy greens, spinach, broccoli, kale, cabbage, and Brussels sprouts are also encouraged.
The Grain Brain diet discourages the consumption of carbohydrates, especially processed carbs and sugars. This includes grains that contain gluten, such as wheat, rye, and barley. Gluten sensitivity is linked to neurological dysfunction, and high-carb, low-fat diets can lead to inflammation, which is a common denominator of many modern chronic diseases, including brain diseases.
The diet also emphasizes the importance of adequate fluid intake. Dr. Perlmutter suggests drinking half of one's body weight in ounces of purified water daily. This is important for maintaining hydration and supporting the body's functions, including brain health.
The Grain Brain diet has gained popularity due to its reported success in improving various health issues, including skin disorders, headaches, and weight loss. The revised edition of the book includes updated research and recommendations to support these health claims and promote a healthier brain and body.
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Gluten-free
In his book, *Grain Brain*, Dr. David Perlmutter recommends a gluten-free diet for optimal brain health and function. The book, first published in 2013, became a bestseller and kick-started a revolution, with over 1.5 million readers worldwide.
On a gluten-free diet, it is important to ensure adequate fibre intake, as whole grains are a significant source of fibre in a typical diet. Dr. Perlmutter recommends increasing consumption of fibrous vegetables, such as leafy greens, to compensate for the reduction in fibre from grains. Additionally, he advises drinking plenty of liquids, specifically suggesting that one should drink an amount of purified water in ounces that is half of their body weight.
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Non-GMO
In his book, Grain Brain, Dr. David Perlmutter explains how a non-GMO, gluten-free, and low-carb diet is crucial for cognitive function and long-term health. The book, which was first published in 2013, kick-started a revolution and soon reached #1 on multiple bestseller lists, including The New York Times and the Wall Street Journal.
The Grain Brain diet is a high-fat, high-fibre, and low-carb nutrition plan that is not just beneficial for brain health but also for total health. It fosters positive health in the gut, creating a microbial balance that reduces the risk of diseases like Type 2 Diabetes. The diet includes healthy fats such as extra virgin olive oil, sesame oil, coconut oil, grass-fed tallow, organic butter, ghee, avocado, and nuts and seeds. It also includes naturally-raised animal proteins such as whole eggs, wild fish, shellfish, grass-fed meat, and poultry.
The book also emphasizes the dangers of gluten, stating that it is a modern poison. According to Perlmutter, as many as 40% of people can't properly process gluten, and the other 60% could be at risk. Gluten sensitivity is linked to neurological dysfunction. The diet also recommends avoiding processed carbs and sugars.
The revised edition of the book, published in 2018, includes the latest developments in scientific research that further validate Perlmutter's recommendations.
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Healthy proteins
The Grain Brain diet, introduced by Dr. David Perlmutter in his book 'Grain Brain', is a nutritional approach to healing the brain and body. It revolves around the idea that brain dysfunction is similar to heart dysfunction and can be caused by certain behaviours and habits.
The diet emphasizes the importance of healthy proteins, which are crucial for maintaining cognitive function and overall health. Here are some guidelines for including healthy proteins in the Grain Brain diet:
Wild-Caught Fish and Shellfish
Wild-caught fish such as salmon, black cod, mahi-mahi, grouper, herring, trout, and sardines are excellent sources of omega-3 fatty acids and high-quality protein. Shellfish like shrimp, crab, lobster, mussels, clams, and oysters are also recommended. These seafood options provide essential amino acids and support brain and heart health.
Grass-Fed and Pasture-Raised Meats
The diet suggests opting for grass-fed and pasture-raised meats, including beef, lamb, liver, bison, and game meats like ostrich and venison. These meats are leaner and have a healthier fat profile than conventionally raised meats. They are rich in protein, iron, zinc, and B vitamins, which are all essential for cognitive function and overall health.
Poultry and Eggs
Pasture-raised or free-range poultry, such as chicken, turkey, and duck, are good sources of lean protein. Additionally, whole eggs are recommended as they provide complete protein and contain essential amino acids, choline, and healthy fats, all of which contribute to brain health.
Plant-Based Proteins
While the Grain Brain diet is not exclusively plant-based, it does encourage the inclusion of plant-based proteins like nuts and seeds. For example, almonds, walnuts, pumpkin seeds, and chia seeds are good sources of protein and healthy fats. These options can help those who follow a vegetarian or vegan diet or simply want to reduce their meat intake.
Fermented Soy Products
Fermented soy products like tempeh, natto, and miso provide a good source of plant-based protein. They are created through a fermentation process that increases the bioavailability of nutrients and makes them easier to digest. These foods also contain probiotics, which support gut health, an essential aspect of the Grain Brain diet.
It is important to note that the Grain Brain diet is not just about protein sources but also involves reducing carbohydrate and sugar intake, eliminating gluten, and increasing healthy fats. Always consult with a healthcare professional before making any significant dietary changes to ensure it is safe and suitable for your individual needs.
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Vegetables
The Grain Brain diet, proposed by Dr. Perlmutter, is a low-carb, low-sugar regimen intended to be a permanent lifestyle change. It involves removing all grains, refined sugar, and gluten from one's diet. The diet recommends eating fibrous vegetables and drinking plenty of liquids. Vegetables that are high in healthy fats and unprocessed fats are encouraged.
Some examples of vegetables that can be included in the Grain Brain diet are:
- Broccoli
- Kale
- Leafy greens
- Nuts and seeds
It is important to note that the Grain Brain diet may not be suitable for everyone, especially those with specific medical conditions like type 1 diabetes, as it can lead to low blood sugar crashes. Additionally, while the diet eliminates grains, there is no unequivocal proof that consuming small or moderate amounts of grains is harmful.
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Frequently asked questions
The Grain Brain diet is a high-fat, high-fibre, low-carb diet that is scientifically validated to improve brain health and reduce the risk of brain diseases such as Alzheimer's disease, anxiety, depression, insomnia and headaches.
The Grain Brain diet is said to improve brain health and reduce the risk of brain diseases. It is also said to help with skin disorders, weight loss and headaches.
The Grain Brain diet recommends eating foods that are high in healthy fats, such as extra virgin olive oil, coconut oil, avocado, and nuts and seeds. It also recommends eating naturally raised animal proteins, such as grass-fed meat and wild fish, and lots of vegetables.
The Grain Brain diet recommends avoiding gluten, sugar and processed carbs.











































