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Sugar Crush

Sugar Crush

How to Reduce Inflammation, Reverse Nerve Damage, and Reclaim Good Health
by Dr. Richard Jacoby 2015 256 pages
3.75
1k+ ratings
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Key Takeaways

1. Sugar is the primary culprit behind nerve damage and chronic diseases

Sugar is the problem and fat is the answer.

The sugar epidemic: Americans consume an average of 160 pounds of processed sugar annually, leading to an alarming increase in type 2 diabetes and related health issues. This excessive sugar intake causes inflammation throughout the body, damaging nerves and blood vessels. The result is a cascade of health problems, including:

  • Peripheral neuropathy
  • Cardiovascular disease
  • Obesity
  • Cancer
  • Alzheimer's disease

The mechanism: When glucose floods the bloodstream, it triggers a surge of insulin. Over time, this leads to insulin resistance and chronic inflammation. The inflammation causes nerves to swell and become compressed, leading to pain, numbness, and eventual organ damage.

2. Excess carbohydrates lead to inflammation and nerve compression

Carbohydrates (sugar) + Trauma = Nerve Damage, Pain, and Dysfunction

Global Compression Theory: Dr. Jacoby's theory explains how excess sugar consumption leads to widespread nerve compression throughout the body. This process occurs through three main pathways:

  1. The Maillard reaction: Glucose reacts with proteins, forming advanced glycation end products (AGEs) that damage nerves
  2. The polyol pathway: Excess glucose is converted to sorbitol, causing nerve cells to swell
  3. The nitric oxide pathway: High blood sugar interferes with nitric oxide production, leading to constricted blood vessels

Consequences: This compression affects nerves throughout the body, potentially causing:

  • Carpal tunnel syndrome
  • Migraines
  • Irritable bowel syndrome
  • Plantar fasciitis
  • Multiple sclerosis symptoms

3. Peripheral neuropathy progresses through five distinct phases

Death is a horrible symptom.

Understanding the progression: Peripheral neuropathy, often a result of diabetes, develops in five phases:

  1. Intermittent pain and numbness
  2. More frequent pain and numbness
  3. Constant pain, often requiring medication
  4. Less pain but more numbness
  5. Complete loss of sensation

Early detection: Recognizing the early signs of neuropathy is crucial for prevention and treatment. Some early indicators include:

  • Frequent headaches or migraines
  • Tingling or numbness in hands or feet
  • Digestive issues
  • Skin changes (e.g., acanthosis nigricans)
  • Restless legs syndrome

4. The ketogenic diet can reverse nerve damage and improve overall health

Hot buttered coffee squashes the craving and your appetite at the same time.

Benefits of ketosis: A ketogenic diet, high in healthy fats and low in carbohydrates, can help reverse nerve damage and improve overall health by:

  • Reducing inflammation
  • Stabilizing blood sugar levels
  • Promoting weight loss
  • Improving insulin sensitivity
  • Potentially slowing cancer growth

Implementing the diet: The ketogenic approach involves:

  • Eliminating all processed sugars and most carbohydrates
  • Consuming high-quality, grass-fed animal fats and proteins
  • Incorporating healthy plant-based fats (e.g., avocados, olive oil)
  • Starting the day with hot buttered coffee to promote satiety and fat-burning

5. Artificial sweeteners and "health foods" often exacerbate the problem

Skim milk is really scam milk.

Hidden dangers: Many foods marketed as healthy alternatives can actually worsen blood sugar issues and nerve damage. Some common culprits include:

  • Artificial sweeteners (e.g., aspartame, sucralose)
  • Low-fat dairy products
  • Fruit juices and smoothies
  • Whole grain breads and cereals
  • Soy products

Reading labels: To avoid these hidden sugars and harmful additives, it's crucial to:

  • Look for added sugars in ingredient lists
  • Understand that 4 grams of sugar equals 1 teaspoon
  • Be wary of "health" claims on packaging
  • Choose whole, unprocessed foods whenever possible

6. Government dietary guidelines are influenced by industry interests

Your government is promoting a diet that will make you obese, give you a whole slew of illnesses, and kill your nerves.

Historical context: The current USDA dietary guidelines, including MyPlate, are heavily influenced by agricultural and food industry interests rather than sound nutritional science. This influence dates back to:

  • The 1950s "epidemic" of heart attacks in middle-aged men
  • Ancel Keys' flawed Seven Countries Study
  • The McGovern Committee's dietary recommendations in the 1970s

Consequences: These misguided guidelines have led to:

  • Overemphasis on carbohydrates and grains
  • Demonization of saturated fats
  • Increased consumption of processed foods
  • Rising rates of obesity, diabetes, and related health issues

7. Saturated animal fat is beneficial, not harmful, for health

Fat doesn't make you fat; carbohydrates make you fat.

Debunking the fat myth: Contrary to popular belief, saturated animal fat from high-quality sources is beneficial for health. The benefits include:

  • Improved satiety and appetite regulation
  • Better hormone production and regulation
  • Enhanced nutrient absorption
  • Reduced inflammation (when combined with low carbohydrate intake)

Choosing healthy fats: Focus on consuming:

  • Grass-fed meats and dairy products
  • Wild-caught fish
  • Eggs from pasture-raised chickens
  • Coconut oil and other plant-based saturated fats

Avoid trans fats and highly processed vegetable oils, which can increase inflammation and contribute to health problems.

8. Eliminating sugar addiction requires understanding and strategy

If it tastes too good, don't eat it.

Understanding sugar addiction: Sugar addiction is a real phenomenon, driven by the brain's reward system and the hormone leptin. Overcoming this addiction requires:

  1. Recognizing triggers and emotional eating patterns
  2. Understanding the physiological effects of sugar on the body
  3. Developing strategies to manage cravings

Strategies for success:

  • Gradually reduce sugar intake over time
  • Replace sugary foods with healthy fats and proteins
  • Stay hydrated and get adequate sleep
  • Manage stress through exercise and relaxation techniques
  • Be prepared with healthy snacks when traveling or eating out

9. Proper food choices and label reading are crucial for health

If the ingredients list has more than five items, don't eat it—especially if you can't pronounce ingredients like distilled monoglycerides (whatever they are) or butylated hydroxyanisole (a preservative usually abbreviated as BHA).

Making informed choices: To protect your health and reverse nerve damage, it's essential to:

  • Choose whole, unprocessed foods whenever possible
  • Read and understand food labels
  • Be aware of hidden sugars and harmful additives
  • Prioritize nutrient-dense foods over empty calories

Label reading tips:

  • Focus on the ingredients list, not just the nutrition facts
  • Look for foods with five or fewer ingredients
  • Avoid products with added sugars, artificial sweeteners, or unfamiliar chemicals
  • Choose foods with higher fiber content to slow sugar absorption

10. Lifestyle changes and alternative treatments can alleviate neuropathy symptoms

Eliminating sugar from your diet is not only a tangible step, it's also the single most effective treatment I can recommend for peripheral neuropathy.

Holistic approach: While dietary changes are crucial, other lifestyle modifications and treatments can help manage neuropathy symptoms:

  • Regular exercise to improve circulation and nerve function
  • Stress reduction techniques (e.g., meditation, yoga)
  • Adequate sleep to support healing and reduce inflammation
  • Supplements (e.g., alpha-lipoic acid, B-complex vitamins, magnesium)

Alternative treatments:

  • Acupuncture
  • Low-level laser therapy
  • Topical treatments (e.g., capsaicin cream)
  • Combined Electrochemical Treatment (CET)
  • Decompression surgery (in severe cases)

Remember that while these treatments can provide relief, addressing the root cause – excessive sugar consumption – is essential for long-term health and nerve function improvement.

Last updated:

Review Summary

3.75 out of 5
Average of 1k+ ratings from Goodreads and Amazon.

Sugar Crush receives mixed reviews, with an average rating of 3.75 out of 5. Many readers find the book informative about sugar's harmful effects on health, particularly regarding diabetes and nerve damage. Some praise the scientific explanations and historical context provided. However, critics find the writing style dry, condescending, or overly technical. The dietary recommendations are considered extreme by some, focusing on a ketogenic diet. While some readers report making lifestyle changes based on the book's advice, others find the practical guidance lacking or impractical for long-term adherence.

Your rating:

About the Author

Dr. Richard P. Jacoby is a leading peripheral nerve surgeon and diplomate of the American Board of Pediatric Surgery. He has extensive experience treating diabetic complications, including performing numerous amputations. Dr. Jacoby's work focuses on the connection between diet, particularly sugar consumption, and various health issues. He advocates for a low-carb, high-fat ketogenic diet as a means to improve health and prevent diabetes-related complications. In "Sugar Crush," Dr. Jacoby presents his research and clinical observations, aiming to educate readers about the dangers of excessive sugar intake and provide alternative dietary approaches. His expertise in nerve-related conditions informs his perspective on nutrition and overall health.

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