Foods To Avoid While Taking Metformin


It is very important to know the foods which diabetic patients can take and which foods they cannot. However, some other foods which may affect the metformin are also important. Avoid these foods for the better effect of the drug. Here is a list of some foods you should avoid while taking metformin. It is a medicine like Cetrizine.

Foods To Avoid While Taking Metformin
Foods To Avoid While Taking Metformin

What Is Metformin?

What Is Metformin?
What Is Metformin?

Basically, it is recommended For the treatment of Diabetes Mellitus type 2 disease. It reduces glucose levels in different ways. It reduces the level of production of glucose in the liver. It reduces the absorption of glucose from the small intestine. In addition, It increases the sensitivity of insulin to the body. Insulin is a hormone that helps the body to take in glucose and utilize it for energy.

Foods To Avoid While Taking Metformin
What Is Metformin?

There may be damage to the nervous system, kidney disease and eye problems that can be controlled by the Blood sugar level. You can use metformin for this purpose but before using please consult with a physician because they know the drug interaction and they know the best use for any type of the drug.

In addition to diabetes, this medication is also used to treat other conditions such as polycystic ovary syndrome (PCOS) and obesity.

Foods To Take While Taking Metformin

1. High-Glycemic Index (GI) Carbohydrates:

  • White Bread: White bread and other refined grains can cause rapid spikes in blood sugar levels, which may neutralize the effects of Metformin.
  • Sugary Cereals: Cereals with high sugar content should be avoided as they can lead to elevated blood sugar levels.

2. Sugary Snacks and Desserts:

  • Candies: High-sugar candies can cause significant fluctuations in blood sugar levels.
  • Pastries and Cakes: These items are often loaded with sugar and unhealthy fats, posing a risk to blood sugar control.

3. Sweetened Beverages:

  • Sodas: Regular and diet sodas alike can negatively impact blood sugar and should be limited.
  • Fruit Juices: Fruit juices are concentrated sources of sugar and are best consumed in moderation.

4. Processed Foods:

  • Fast Food: High-fat, high-calorie fast food can disrupt blood sugar regulation.
  • Processed Meats: Processed meats like sausages and bacon often contain hidden sugars and unhealthy fats.

5. Excessive Fruit Consumption:

  • High-Sugar Fruits: Fruits such as watermelon, pineapple, and mango are high in natural sugars and should be consumed in moderation.

6. High-Fiber Foods

Fruits, nuts, legumes, vegetables, and whole grains are high-fiber foods. Foods in which high levels of fibre are present are especially important to diabetic patients because such foods increase the sensitivity of insulin and regulate the sugar level in the body.

7. Lean Protein

Turkey, fish, and tofu are the main sources of lean protein. These proteins slow down the absorption of carbohydrates and in such a way reduce the blood sugar level. So, Diabetic patients can use lean proteins as some of the sources are mentioned above.

8. Healthy Fats:

As some fats you can’t take while using the metformin the unsaturated fat such as those present in nuts, seeds, avocados, etc. which helps to reduce inflammation can be used by diabetic patients.

9. Low-Carbohydrate Vegetables

Some vegetables such as broccoli, spinach, cauliflower, zucchini, etc. have very low carbohydrates and high fibre. These vegetables are used by diabetic patients because these vegetables don’t produce such high levels of blood sugar level as high carbohydrate products.

10. Berries

Berries such as blueberries,  & strawberries, contain antioxidants and fibres. These have lower glycemic index than other fruits.

Foods to eat while taking Metformin

Foods To Take While Taking Metformin
Foods To Take While Taking Metformin

When taking Metformin, it’s important to focus on foods that help stabilize blood sugar levels. Consider incorporating the following into your diet:

  1. Non-Starchy Vegetables: Include plenty of leafy greens, broccoli, cauliflower, and peppers.
  2. Lean Proteins: Opt for sources like chicken, fish, tofu, and legumes.
  3. High-Fiber Foods: Whole grains, beans, and fiber-rich vegetables aid in blood sugar control.
  4. Low-Glycemic Index (GI) Fruits: Berries, apples, and citrus fruits have a gentler impact on blood sugar.
  5. Healthy Fats: Avocado, nuts, and olive oil provide satiety and support stable blood sugar levels.


Side Effects Of Metformin

Here are some of the side effects of metformin are given by:

Gastrointestinal Side Effects

These are the most common side effects of metformin. May be:

  • Diarrhea
  • Nausea
  • Abdominal discomfort
  • Flatulence

Almost half of the people taking metformin are usually affected by this side effect.

Lactic Acidosis

It denotes weariness, weakness, shortness of breath, stomach pain, and bewilderment. Kidney patients and alcoholics are at risk of developing. Lactic acidosis is caused by the abuse of metformin.


Metformin lowers the blood glucose level. However, in certain rare cases, it may drop blood sugar levels to chronic levels, resulting in hypoglycemia. Hypoglycemia can cause disastrous kidney and liver problems.

Vitamin B12 Deficiency

This sort of drug also lowers the absorption of Vitamin B12, resulting in a Vitamin B12 deficiency. Fatigue, weakness, and tingling in the hands and feet are all symptoms of Vitamin B12 deficiency.

Other Side Effects             

Metallic taste in the mouth, loss of appetite, and skin reactions such as rash and itching are also side effects of the metformin


Metformin is for diabetic patients, especially diabetes mellitus type 2 disease. This medication works by increasing the sensitivity of the body to absorb more & more insulin. You should take the foods that the physician prescribed. Read the prescription before using any medicine.


What is the best food to take metformin with?

The best foods to take Metformin with are those that are low in sugar and carbohydrates, such as non-starchy vegetables and lean proteins. It’s also advisable to take Metformin with a meal to help minimize gastrointestinal side effects.

Can you drink milk while taking metformin?

Yes, you can drink milk while taking Metformin. However, it’s advisable to consume it in moderation, preferably with a meal, to avoid potential interactions and gastrointestinal discomfort.

Can I eat a banana with metformin?

Yes, you can eat a small banana with Metformin. Just ensure it’s part of a balanced meal to help manage blood sugar levels effectively.