By Laura Marimon – Healing Diets Student
Diabetes is a condition that affects how the body processes blood sugar or glucose. There are two main types: Type 1 Diabetes (T1D) and Type 2 Diabetes (T2D). While Type 1 is an autoimmune condition where the body’s immune system attacks insulin-producing cells in the pancreas, Type 2 is often related to insulin resistance, which occurs when the body’s cells become less responsive to insulin.
A nutrient-rich, plant-based diet can play an important role in managing both types of diabetes, improving insulin sensitivity, and even reducing the need for medication in some cases. Research suggests that a whole-food, plant-based diet can support the body’s natural healing processes, reduce inflammation, balance blood sugar, and enhance overall health.
Doctor Gabriel Cousens agrees that the cause for diabetes is the ingestion of refined carbohydrates in the diet. He also indicates that the second cause for diabetes is the consumption of cooked animal fat and trans-fatty acids. Dr. Cousens suggests we should live within a fasting blood sugar of 70 to 85 mg/dL and to achieve this he says one can engage in “juice fasting” which means having several glasses of juice a day. This activates a detoxification process that can last up to 92 days. Other parts of the diet can be nuts, seeds, live or raw vegetables, sprouted beans and grains, as well as cooked barley and brown rice. Depending on the severity of the diabetes per individual, they will be able or not, to introduce fruit into their diet, as fruit has a high glycemic index.
Dr. Cousens describes T2D as a “pandemic wake-up call to the world to change its diet and lifestyle relying on junk food and high-sugar and high-saturated-animal-fat, trans-fatty acid pesticide and herbicide-laden food”. In terms of culture, it is clear that when indigenous cultures come in contact with processed, adulterated, high-white-sugar, and white-flour foods, and they also change from an active to a passive lifestyle, they are in serious risk to get diabetes.
Some of the main habits and choices that diabetic people have in common are:
- Inactivity
- Overweight and obesity
- Dairy consumption
- Blood cholesterol
- High stress lifestyle and hypertension
- Candida
- Depression
- Metabolic syndrome
- Vaccinations
- Heavy metal toxicity and drinking water
- Smoking
- Caffeinated beverages and coffee
How a Plant-Rich Diet Supports Diabetes Management
Improved Blood Sugar Control
A plant-based diet is rich in fibre, which slows the absorption of sugar into the bloodstream and helps regulate blood sugar levels. Whole fruits, vegetables, beans, and whole grains provide the fibre that is often lacking in a typical Western diet. High-fibre foods also improve insulin sensitivity, which means that body’s cells are better able to respond to insulin.
Anti-Inflammatory Effects
Chronic inflammation is common in both Type 1 and Type 2 diabetes. A plant-based diet is naturally anti-inflammatory due to its high content of antioxidants, phytonutrients, and omega-3 fatty acids (found in flaxseeds, chia seeds, and walnuts). Reducing inflammation may help prevent or delay the progression of complications associated with diabetes.
Weight Management
Type 2 diabetes is often associated with excess weight, particularly abdominal fat, which can worsen insulin resistance. Plant-rich diets are typically lower in calories but high in nutrients, helping with weight loss and preventing weight gain. The emphasis on whole, unprocessed foods ensures that meals are filling and nutrient-dense without the added sugars and unhealthy fats that contribute to insulin resistance.
Gut Health
A diet high in plant-based fibre supports the gut microbiome, which plays an important role in managing blood sugar and insulin sensitivity. A healthy microbiome can improve metabolic health and potentially even reverse insulin resistance in Type 2 diabetes.
Let’s look at some Case Studies (there are many, many more)
Case Study 1: Type 2 Diabetes Remission with a Plant-Based Diet A 2023 study published in Le Lancetfound that participants with Type 2 diabetes who followed a plant-based, low-fat, whole-food diet for 6 months saw significant improvements in their blood sugar levels, weight, and insulin sensitivity. Some participants were able to significantly reduce or even eliminate their use of diabetes medication. This diet consisted of vegetables, fruits, legumes, whole grains, and small amounts of healthy fats like avocados and nuts.
Case Study 2: Type 1 Diabetes reduction of insulin defence through a vegan diet A 2024 case study of a 58 adults with Type 1 diabetes showed that adopting a predominantly plant-based diet, including a focus on low-glycemic foods (such as non-starchy vegetables and legumes), reduce insulin needs. Though Type 1 diabetes cannot be “cured” by diet alone, they were able to reduce their insulin needs by 28% and increase their insulin sensitivity by 127%, they also experienced weight loss and glycemic control, which leads to a lower heart disease risk.
Case Study 3: Reversal of Insulin Resistance in Type 2 Diabetes A study conducted by Dr. Caldwell Esselstyn, a leading researcher in plant-based diets, showed that patients with Type 2 diabetes who followed a low-fat, plant-based diet saw not only improvements in their blood sugar levels but also reduced markers of heart disease, which is a common complication of diabetes. Many of these patients were able to reduce or eliminate medications.
Case Study 4: Treatment and Remission of Symptoms in Type 1 Diabetes with a Nutrient-Dense, Plant-Rich diet A study conducted by Fuhrmann and Ferreri presents 3 cases of patients with Type 1 diabetes who reduced the amount of insulin needed, experienced a decline of autoantibody levels, who did not require insulin therapy post diagnosis and treatment, and who reduced c-reactive protein levels. These patients were undergoing a nutrient-dense, plant-rich diet at various times following their Type 1 diabetes diagnosis including one patient of age 3, another child and another patient in his mid 40’s.
What can a plant-rich diet for diabetics look like?
Whole, Unprocessed Foods
Focus on whole grains (quinoa, brown rice, barley, oats), vegetables (leafy greens, cruciferous vegetables), fruits (berries, apples, citrus), legumes (lentils, chickpeas, black beans), and healthy fats (avocados, flaxseeds, chia seeds, walnuts).
Low Glycemic Index (GI) Foods
Choose foods that have a low to moderate glycemic index, as they have a slower, steadier effect on blood sugar levels. This includes non-starchy vegetables, berries, sweet potatoes, and whole grains like barley and quinoa.
High-Fibre Foods
Incorporate plenty of fibre-rich foods into your meals to support blood sugar balance, digestion, and gut health. Aim for at least 25-30 grams of fibre daily from sources like vegetables, fruits, legumes, and whole grains.
Healthy Fats
Include small amounts of healthy fats from plant-based sources like avocados, olive oil, and nuts. These fats can help improve insulin sensitivity without spiking blood sugar levels.
Protein-Rich Plant Foods
Plant-based proteins from beans, lentils, tofu, tempeh, and edamame provide essential amino acids and help stabilise blood sugar levels. These are important alternatives to animal protein, which can be inflammatory and contribute to insulin resistance.
What about lifestyle practices?
Regular Physical Activity: Aiming for at least 30 minutes of moderate-intensity exercise most days of the week is a great objective. This can include walking, swimming, cycling, or yoga. Exercise improves insulin sensitivity and helps maintain healthy weight.
Stress Management: Chronic stress can worsen blood sugar control. Practices such as breath work, meditation, yoga, and proper sleep are important for managing stress and supporting overall health.
Regular Blood Sugar Monitoring: Regular monitoring of blood glucose levels is crucial, especially when making dietary or lifestyle changes. Work closely with your healthcare specialist or doctor to adjust medications as needed.
Adopting a nutrient-dense, plant-rich diet is not just about managing symptoms—it can be a powerful tool for healing the body. Even though Type 1 diabetes is an autoimmune condition that cannot be “cured,” a plant-based approach can help manage blood glucose levels and reduce complications. For Type 2 diabetes, dietary changes may help reverse insulin resistance and improve quality of life from day 4 of a nutrient rich plant based diet. However, it is important to work with a healthcare provider to monitor blood sugar levels and to practice regular check ups to ensure overall wellbeing.
References
There is a cure for diabetes by Doctor Gabriel Cousens
