Glucose-6-phosphate dehydrogenase (G6PD) deficiency: G6PD is a genetic disorder. People with this disorder have problems breaking down some chemicals in food and drugs. One or more of these chemicals are found in blueberries. If you have G6PD, check with your healthcare provider before eating blueberries.
A cup of blueberries contains 3.6 g fiber, excess consumption of blueberries can cause stomach discomfort, gastrointestinal problems like bloating, flatulence, diarrhea etc. It can also hamper the absorption of nutrients by our intestines and give rise to many health problems.
Blueberry fruit or leaf might lower blood sugar levels. Taking blueberry along with diabetes medications might cause blood sugar to drop too low. Monitor your blood sugar closely.
The fiber, potassium, folate, vitamin C, vitamin B6, and phytonutrient content in blueberries supports heart health. The absence of cholesterol from blueberries is also beneficial to the heart. Fiber content helps to reduce the total amount of cholesterol in the blood and decrease the risk of heart disease.
When taken by mouth: Blueberry whole fruit, juice, and powders are commonly consumed in foods. Drinks made with freeze-dried blueberries might cause constipation, diarrhea, nausea, or vomiting in some people.
How many blueberries a day? Blueberries are something that can be enjoyed every day, and two handfuls of blueberries, which is the equivalent of 4 heaped teaspoons, counts towards one of your five-a-day portions. Research has found that eating a cup of blueberries a day reduces risk factors for cardiovascular disease.
All the fruits in the berry-family, including strawberries, cranberries, and blueberries are significant blood thinners. Oranges, tangerines, cherries, raisins, prunes, pineapples, and tomatoes work in the same manner.
Berries, especially blueberries, are rich in natural compounds called flavonoids. One study found that consuming these compounds might prevent hypertension and help lower blood pressure. Blueberries, raspberries, and strawberries are easy to add to your diet.
Blueberries and kidney disease
Blueberries are also low in sodium and phosphorus making them suitable for a kidney friendly diet. They are safe to eat for all of the following kidney conditions and treatments: CKD/Transplant.
The fructose in blueberries can cause digestive discomfort, including bloating, in people with IBS and fructose malabsorption or intolerance. This is especially true if you eat too many blueberries.
Berries pack a double dose of anti-inflammatory properties. All fruits are high in antioxidants, which can help fight inflammation. Additionally, foods like blueberries, raspberries, strawberries and blackberries contain anthocyanins, which reduce inflammation.
Turns out it is rich in magnesium, a mineral that helps the body and brain relax and regulate melatonin. It's also naturally high in tryptophan. Blueberries are beneficial because they are loaded with antioxidants that protect us from stress caused by sleep disorders and help support brain health and memory.
Researchers have found that intake of blueberries “acutely improves vascular [arterial] function…in an intake-dependent manner.” Less than a cup is beneficial, but one to two cups seem better with no benefit to eating more than that in a single meal.
Blueberries are rich in anthocyanins, antioxidants that reduce inflammation and protect the liver from oxidative stress. Some studies suggest blueberries, as well as cranberries, protect against liver damage and reduce the risk of fibrosis.
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.
Citrus fruits, including grapefruit, oranges, and lemons, may have powerful blood-pressure-lowering effects. They're loaded with vitamins, minerals, and plant compounds that may help keep your heart healthy by reducing heart disease risk factors like high blood pressure ( 4 ).
Additionally, blueberries are considered a cholesterol-friendly food—they are high in LDL-lowering fiber and phytosterols, while also being low in saturated fat. There are many ways to include this delicious fruit in your cholesterol-lowering diet, including: blending blueberries into your favorite smoothie.
Dried fruit provides significant amounts of iron, with each cup of dried apricots containing 7.5 milligrams and a cup of prunes containing 4.7 milligrams. Cooked green leafy vegetables are also good sources of iron, with each cup of boiled spinach containing 6.3 milligrams.
BERRIES AND BIOLOGY: The study also suggested how flavonoids might work to improve blood-vessel function. By inhibiting an enzyme that reduces nitric-oxide levels in the bloodstream, the flavonoid metabolites might boost the availability of nitric oxide, which dilates blood vessels.
The high levels of anthocyanin content in blueberries help promote the overall health of the veins by repairing damaged protein structures in the blood vessel walls. Those who suffer from varicose veins are recommended to eat blueberries by our vein specialist.
Blueberries contain moderate amounts of sugar — or 15 grams per cup (148 grams). However, they don't have adverse effects on blood sugar levels, which may be due to their high content of bioactive compounds.
Berries Improve the Memory.
A study conducted with young and old adult participants who ate blueberries, showed an increase of blood flow to key areas of the brain, improvements in memory and attention to required tasks.
Packed with antioxidants, this tiny fruit can help keep your heart pumping and strong. High in soluble fiber, low in calories and carbs, blueberries are the healthiest fruit around.
They're High in Fiber
But eating too much fiber at once or adding too much fiber to your diet too quickly if you're not accustomed to adequate doses of the nutrient — which can happen if you overload on blueberries — can lead to symptoms like diarrhea, gas and bloating, per the Mayo Clinic.