Is Corn Good For Diabetes?

Reviewed by

Shifa Fathima

Is Corn Good For Diabetes?

Connection of Diabetes & Food

Diabetes is a chronic disease. In diabetes, the pancreas cannot produce insulin, or the body cannot use the insulin produced by the pancreas. Insulin is an essential hormone that allows us to use glucose from our food to produce energy. Carbohydrate food consumed by us is broken into glucose. Insulin helps in getting glucose into our blood cells. Diabetes can be majorly controlled with good food habits.

For a person with diabetes, the glycemic index is a guide to select food for their consumption. The glycemic index of a food item is a classification of the carbohydrate content of the food. Food with a high glycemic index can raise your blood sugar level. For people with diabetes, a food with a glycemic index of more than 70 is strictly not advisable.

Can People with Diabetes eat Sweet Corn?

Maize is the highest producing grain globally, and sweet corn is its most popular variety. But does it hold up even for someone with Diabetes?

Yes Absolutely! Here are a few things that prove that.

  1. Sweet corn is low in carbohydrates and has a high fibre content.
  2. Starch is present in high quantities in sweet corn, which helps slow down digestion speed, thereby preventing a sudden spike in blood levels
  3. Phytochemicals found in sweet corn do not allow insulin to be absorbed in the bod, thus helping in preventing rapid fluctuations in blood sugar levels.
  4. Corn is known to have liberal amounts of a strong antioxidant called polyphenol, which when consumed in moderation, may actually even help in the prevention of type 2 diabetes.

Book a Free Session

Glycemic Profile of Sweet Corn

  • The Glycemic Index measures the speed at which food is absorbed into our blood. Corn has a Medium Glycemic Index of 52
  • The Glycemic Load measures the qty of sugar absorbed into our blood from a particular food. Corn has a Moderate Glycemic Load of 15.

Nutritional Profile of Sweet Corn

Benefits of Corn in Diabetes

Corn is a moderately safe and can be included as a part of a Diabetes friendly Diet as long as the portions are controlled. Consuming Corn in recommended quantities allows you to enjoy the multiple brilliant nutrient benefits that Corn has to offer.

1. Low Fat

This is one of the best qualities of corn that works for people with diabetes. Low-fat contents help keep the body weight under control which is an area of concern for people with diabetes. Being a low-fat food, it does not harm the heart as well.

2. Low Calorie

Corns contain low levels of calories; hence, they are a good snacking option for people with diabetes.

3. High Fibre

The presence of fibre contents in corn helps control the release of sugar in the bloodstream. Therefore, it helps in keeping the blood sugar under control.

4. Prevents Cancer

Consumption of corn encourages the growth of certain good bacteria, which prevents a body from colon cancer.

5. Improves Eye Health

Corns contain antioxidants called zeaxanthin and lutein, which helps prevent degeneration of the eyes.

Frequently Asked Questions

1. Can people with Diabetes eat Corn?

Yes, corn has moderate GI and specific valuable contents that help keep the blood sugar under control. Hence, people with diabetes can eat corn.

2. Can people with Diabetes eat Sweet Corn?

Yes, people with diabetes can consume sweet corn as it is full of minerals and nutrients that help keep the blood sugar in check. However, sweet corn has a high level of natural sugar; hence, a person with diabetes should have it in moderate quantities.

3. Are Corn Flakes Good for Diabetes?

Not at all. Corn flakes have a glycemic index of 82 which is far above acceptable limits for people with diabetes. It is advisable for people with diabetes do not to consume corn flakes.

4. Is Corn Flour Good for Diabetes?

Corn flour has a high glycemic index and high carbohydrate content, making cornflour a wrong food choice for people with diabetes.

5. What are the Disadvantages of eating Corn?

Consumption of corn may lead to bloating and diarrhoea. Hence, a person with a weak digestive system should go slow in eating corn.


Corn is a versatile vegetable with many beneficial nutrients, even for people with diabetes. Although it can spike glucose levels, the other advantages like being rich in vitamins, minerals and fibre plus having low fat, sodium and zero cholesterol outweighs the risks if you keep a check on the quantity of corn you are consuming.

Back to Top

1-on-1 call with our health counsellor