If you have been diagnosed with diabetes, you can still enjoy plenty of fresh berries in your diet. Blueberries, strawberries, blackberries and raspberries all score low on the glycemic index – so you can enjoy them as a great, healthy source of fibre, vitamins and antioxidants.
Blackberries and blueberries won't raise your blood sugar levels as much as other fruits. These berries are high in fiber and have the highest concentrations of anthocyanins. Anthocyanins inhibit certain digestive enzymes to slow down digestion. They also prevent spikes in blood sugar after eating starch-rich meals.
Bottom line: Are blueberries good for diabetes? Yes, the fiber and antioxidants in blueberries promote a more stable blood sugar response. Whether you have diabetes or not, blueberries make for a sweet, fiber-filled, blood-sugar-friendly addition to any diet.
Strawberries contain even less sugar than blueberries, with only 5 grams per 100 grams of fruit (5). This makes them a great choice for diabetics.
The Best Berries for Diabetics
Intermediate-GI foods score between 55 and 70. High GI foods score above 70. Fresh strawberries, blueberries, blackberries and raspberries all have scores below 40.
For a diabetic person, the key to keep a check on blood sugar is to make use of portion control. Thanks to the low-carb density of blueberries, you can safely enjoy a 3/4th cup serving. This is the ideal serving size of blueberries for diabetics.
For most people with diabetes, fruits — including bananas — are a healthy choice. However, some people who are following low carb diets need to watch their total carbohydrate intake to stay within their daily carb allotment. This means foods higher in carbs, including bananas, have to be limited on low carb diets.
Newsflash: There is no "worst" fruit. All fruit delivers fiber and nutrients and can be part of a healthy diet. Unfortunately, bananas, pineapples and mangoes get a bad rap for their higher sugar content compared to berries. Don't avoid them altogether, though.
Grapes are adored, nourishing fruits and are safe for diabetics. People can eat them and add them to their diabetic diets as they do not harm or spike glucose levels. Consuming grapes help to reduce the susceptibility to developing type 2 diabetes.
The glycemic index of blueberries is 53, which is a low GI. This is about the same as kiwi fruit, bananas, pineapple and mango. Understanding the GI of foods, as well as the glycemic load, can help people with diabetes plan their meals.
Diabetics should avoid fruits with a high GI or eat them in moderation so that their blood sugar levels do not spike abruptly. Pineapple, watermelon, mango, lychee, and banana have a high GI, so these are the worst fruits if you are diabetic.
Berries
In addition to raspberries, studies have shown that strawberries, blueberries, and blackberries may benefit blood sugar management by enhancing insulin sensitivity and improving glucose clearance from the blood ( 42 , 43 , 44 ).
Some commonly eaten fresh fruits may raise your blood sugar more quickly than others. These include figs, grapes, mangos, cherries and bananas. Eat them in moderation and in the suggested serving size of one small fruit or 1/2 cup.
There's a myth about chocolate and diabetes. But you can eat chocolate, just in moderation and not too often. Try not to eat a lot in one go as it affects your blood sugar levels. If you snack on chocolate regularly it may start to increase your cholesterol levels and make it more difficult to manage your weight.
A 5-ounce can of tuna provides around 20 grams of protein and no carbs, which makes it a great snack option if you have diabetes. Additionally, tuna provides small amounts of omega-3 fatty acids, which have been shown to help manage diabetes due to their potential to lower inflammation and improve blood sugar control.
Can people with diabetes eat potatoes? According to the American Diabetes Association (ADA), starchy vegetables such as potatoes can be included in the diet of a person with diabetes. The total amount of carbohydrate consumed at any given meal or snack is what is most important.
Cheese can be included in any diet because it contains protein, vitamins and minerals, and healthy fats. Cheese can be a great addition to a type 2 diabetes diet as long as it is consumed in moderation. At least one study¹ has found that cheese may actually be able to lower the risk of developing type 2 diabetes.
Peanut butter contains essential nutrients, and it can be part of a healthful diet when a person has diabetes. However, it is important to eat it in moderation, as it contains a lot of calories. People should also make sure their brand of peanut butter is not high in added sugar, salt, or fat.
All fresh tomatoes are low in sugars and because they fall low on the glycemic index, don't usually have a significant impact on blood sugar levels. In fact, they are actually high in potassium and lycopene, which can help improve blood sugar.
It won't cause spikes in blood sugar
They discovered that avocados do not significantly impact blood sugar levels. Part of what makes avocados a good choice for people with diabetes is that, although they are low in carbs, they are high in fiber. Many other high-fiber foods may still spike blood sugar levels.
People living with diabetes should look to avoid vegetables with a high GI rating, as the body absorbs blood sugar from those foods much quicker compared with low-GI foods. This includes artichokes, asparagus, broccoli, celery, cauliflower, eggplant/aubergine, green beans, lettuce, peppers, snow peas and spinach.”