Kidney beans also known as Rajma, are not just a staple in many cuisines, but they also offer a bundle of health benefits, which are supported by scientific research. As per studies, they offer around 22.06–32.63% protein and 29.32–46.77% dietary fiber, making them a valuable component of a balanced diet. As per a study by the National Library of Medicine, titled Functional components profile and glycemic index of kidney beans, they have a low glycemic index ranging from 32.47 to 52.99, which regulates blood sugar levels, making them beneficial for individuals with diabetes. Scroll down to read in detail about what makes kidney beans an ultimate meal.
Kidney beans are rich in plant-based protein and 1 cup of cooked kidney beans contain around 15 g of protein. The protein in kidney beans digests more slowly than animal protein, providing long-lasting energy and keeping you full longer. They are low in sodium and fat, and their protein helps maintain muscle mass without putting excess strain on the kidneys.
1 cup of cooked kidney beans offer around 13 gms of dietary fiber, which helps promote regular bowel movements and prevents constipation. Also, soluble fiber in kidney beans slow down sugar absorption, keeping blood sugar levels steady—great for people with diabetes.
Kidney beans are excellent for blood sugar control. They have a low GI of around 29-38, which means they release glucose slowly and steadily, preventing sudden spikes or crashes in blood sugar. They are rich in soluble fiber, which slows carbohydrate digestion and glucose absorption, helping keep blood sugar levels stable after meals. Also, the high-protein content in kidney beans help reduce the post-meal glucose spike, especially when paired with other carbs. As per experts, regular consumption of kidney beans may enhance the body's ability to use insulin effectively, reducing the risk of insulin resistance over time.
They are also referred to as a heart-friendly superfood, which are loaded with nutrients that help support cardiovascular health in multiple ways. The soluble fiber in kidney beans binds to cholesterol in the digestive system and helps remove it from the body, which helps reduce total and LDL cholesterol levels. Also, rich in potassium and magnesium, kidney beans help relax blood vessels, regulate heartbeat, and maintain normal blood pressure.
They are not just good for heart and blood sugar, they also boost immunity. They are rich in zinc and iron, which are crucial for immune cell function and the production of white blood cells that fight off viruses and bacteria. They are loaded with polyphenols, which help reduce oxidative stress and support your body’s natural defense system. It is also said that the fiber in kidney beans feeds good gut bacteria, which helps maintain a balanced microbiome and stronger immunity.
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