In general, nuts are considered a healthy, nutrient-filled snack. However, since they are also high in calories, one may wonder if they are healthy for diabetics.
Well, nuts can be a good addition to a diabetes-friendly diet plan. While they are high in calories, studies have shown that people who eat more nuts tend to have lower levels of inflammation and better control over their blood sugar and insulin levels. But that doesn't mean there are no risks associated with nut consumption. Its high-calorie content means people with diabetes must limit their portion size to a healthy quantity per serving.
Key Facts
Best Nuts For Diabetics and Their Nutritional Profile
There are over 20 types of edible nuts worldwide. But some nuts are better than others for people with diabetes. Let's explore the nutritional profile of some of the best nuts for people with diabetes.
Almonds
One ounce (28 grams) of almonds contains the following:
- Calories: 170
- Fat: 14.9 grams ((80% monounsaturated, 15% polyunsaturated)
- Protein: 5.95 grams
- Carbs: 5.95 grams
- Fiber: 3.09 grams
It also contains 45% of the daily value of Vitamin E, 19% of the daily value of Magnesium, and 27% of the daily value of manganese.
Besides, a comprehensive review of 64 randomized controlled trials shows that almonds can help control glucose levels, decrease body fat mass, and reduce the risk of cardiovascular disease.
Pistachios
An ounce (28.35 grams or 49 kernels) of pistachios contains the following:
- Calories: 159
- Fat: 12.8 grams
- Protein: 5.73 grams
- Carbs: 7.71 grams
- Fiber: 3 grams
This amount of pistachios also provides 21% of your daily vitamin B1, 28% of your vitamin B6, and 11% of your daily phosphorus.
A review of studies has also shown that pistachios can help prevent or manage diabetes, enhance heart health, lower inflammation, and decrease oxidative stress.
Cashews
1 ounce (28 grams) of cashew nuts gives you:
- Calories: 157
- Fat: 12.4 grams
- Protein: 5.16 grams
- Carbs: 8.56 grams
- Fiber: 0.94 gram
You will also get 8% of your daily value of vitamin K, 20% of your daily magnesium, and 20% of your daily manganese from consuming this amount of cashew nuts.
Although sweet to taste, cashews rank low on the glycemic index and are a great snack choice, especially for people with diabetes. A review of different studies found that adding cashews to your diet can help improve triglyceride levels and blood pressure readings' top (systolic) and bottom (diastolic) numbers. However, it didn't find any significant effects on other heart-related factors like total cholesterol (TC), good cholesterol (HDL-C), and bad cholesterol (LDL-C).
Walnuts
You will get the following from 1 ounce (28 grams) of walnuts:
- Calories: 185
- Fat: 18.5 grams
- Protein: 4.31 grams
- Carbs: 3.88 grams
- Fiber: 1.9 grams
An ounce of walnut also gives you 50% of your copper daily value, 11% of your magnesium daily value, and 42% of your manganese daily value.
Walnuts contain antioxidants and anti-inflammatory compounds that protect cells from damage. Studies suggest that eating 1–2 ounces of walnuts daily can improve brain function and lower the chances of heart problems, depression, and diabetes.
Macadamia nuts
An ounce (28.35 grams or 10-12 kernels) of macadamia nuts contains:
- Calories: 204
- Fat: 21.5 grams
- Protein: 2 grams
- Carbs: 4 grams
- Fiber: 2.5 grams
An ounce of macadamia nuts also provides 28% of your daily vitamin B1 value, 51% of your manganese daily value, and 24% of your copper daily value.
The role of macadamia nuts in managing blood sugar levels in people with type 2 diabetes can help reduce the risk of metabolic syndrome and lower LDL cholesterol levels. In 2015, a review of studies found that by lowering cholesterol, inflammation, and oxidative stress, macadamia nuts decreased the risk factors for cardiovascular disease.
Nut Nutrients and Their Health Benefits
The goal of a diabetes diet, in most cases, is to strike a balance between the amount of carbohydrates or sugar you eat and the amount of dietary fiber, protein, healthy fats, and vitamins you consume. Nuts create this balance because they are low in carbs and provide a healthy source of essential nutrients like protein, vitamins, unsaturated fats, and fiber.
Now, let's find out how these nutrients can benefit people with diabetes.
Fiber
If you are prediabetic or diabetic, your doctor will most likely advise you to eat more fibrous foods; most nuts have enormous fibers.
Fibers in nuts help with blood sugar control. By slowing down the absorption of sugar into the bloodstream, they act as speed breakers to a rapid rise in blood glucose levels and reduce the negative effect of the carbs in a diabetic diet. They also help in weight management and lower the risk of diabetic complications like heart disease.
Healthy Fats
While nuts are high in calories, the good news is that most of these calories are from healthy unsaturated fats (monounsaturated and polyunsaturated fats).
The unsaturated fats in nuts can lower LDL (bad cholesterol) levels while maintaining good cholesterol (HDL). This can improve overall heart health. And remember, a diabetic patient's heart condition is always a vital consideration since they are at a higher risk of heart-related issues.
Proteins
Besides being an essential macronutrient, the proteins in nuts promote satiety more than carbohydrates or fat. This can help people with diabetes in their weight management because they feel less hungry and eat less often.
Studies have also shown that a high-protein diet lowers after-meal blood glucose levels in people with type 2 diabetes and improves overall glucose control.Risks and Considerations
Adding nuts to a diabetic diet plan can offer numerous health benefits, but it's essential to consider the potential risks involved. For instance, the high-calorie content of nuts means that diabetics must exercise portion control. While nuts are not typically associated with weight gain, overeating them may still give you a few pounds. Experts recommend eating one ounce (28 grams) of nuts as the ideal daily serving size.
Nuts can also cause allergies in some people. They can trigger anaphylaxis — a severe reaction that can be life-threatening in some cases. So you have to talk to your doctor about this possibility, especially if you are a first-timer or if you have had any allergies related to eating nuts in the past.Incorporating Nuts into a Diabetic Diet
Nuts can add flavor and valuable nutrients to many meals, and people with diabetes can benefit from this. Here are some tips for including nuts in a diabetic diet plan:
- Stick to the recommended serving size, which is typically an ounce (28 grams)
- Go for raw or dry-roasted nuts without added sugars or salts.
- Sprinkle chopped nuts over salads, yogurt, or oatmeal to add crunch and nutrients to your meals.
- Blend nuts like almonds, peanuts, or cashews into homemade nut butter without added sugars. You can also choose from the healthy peanut butter options we reviewed here. Spread the butter on whole-grain toast, apple slices, or celery sticks for a satisfying snack.
- Blend nuts with healthy yogurts, fruits, and leafy greens to make nutrient-rich smoothies. Remember to adjust the portion of nuts accordingly to control carbohydrate intake.
- To add a nutritious twist, you can substitute croutons with nuts in salads or soups for a more crunchy feel and an extra boost of protein and healthy fats.
Conclusion
Nuts can be a healthy addition to a diabetes diet because of their high-fiber, low-carb, and healthy fat content. However, as with most foods, people with diabetes have to eat them moderately since they are high in calories. The good news is that by adding them creatively into meals and snacks, you can enjoy their nutritional advantages while maintaining optimal blood sugar levels and managing your condition effectively.
Sources
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Source: National Library of Medicine - National Library of Medicine Why Should Pistachio Be a Regular Food in Our Diet?
Source: National Library of Medicine - National Library of Medicine The Effect of Cashew Nut on Cardiovascular Risk Factors and Blood Pressure: A Systematic Review and Meta-analysis (P06-117-19)
Source: National Library of Medicine - National Library of Medicine Beneficial Effects of Walnuts on Cognition and Brain Health
Source: National Library of Medicine - National Library of Medicine Protein, weight management, and satiety
Source: National Library of Medicine - National Library of Medicine An increase in dietary protein improves the blood glucose response in persons with type 2 diabetes
Source: National Library of Medicine - Health Direct What is a nut allergy?
Source: Health Direct - CDC Fiber: The Carb That Helps You Manage Diabetes
Source: CDC