Mounjaro is swiftly gaining acceptance as an effective drug for lowering blood sugar levels in people with type 2 diabetes. However, you might have read that certain foods must be avoided while on the medication.

In reality, however, there are no documented food-drug interactions with Mounjaro. But excessive caffeine, alcohol, fries, and sugary or highly processed foods can have side effects akin to those of Mounjaro or make it harder to control blood sugar levels or lose weight.

This article delves into the dietary aspects of Mounjaro usage, offering insights into the foods that are best avoided, those that can enhance its effects, and practical guidance on optimizing your nutritional choices.

By understanding the foods that complement Mounjaro's mechanisms and those that may conflict with its intended outcomes, you can take proactive steps toward managing your type 2 diabetes more effectively and achieving your health goals.

Key Facts

  • Mounjaro is a type 2 diabetes medication that also aids in weight loss. The medicine can be taken with or without food and at any time of the day.
  • While no food is off-limits for people taking Mounjaro, high-sugar foods, fries, alcohol, and heavily processed foods can worsen the side effects of the medication and make blood sugar control more difficult.
  • Experts recommend eating more fruits, vegetables, lean proteins, healthy fats, and complex carbohydrates like whole grains.
  • Maintaining a balanced diet while on Mounjaro is essential for promoting weight loss and improving overall health. By eating more nutrient-dense foods and avoiding sugary, processed, and fried foods, you can maximize weight loss and improve overall well-being.

What is Mounjaro

Mounjaro® (tirzepatide) is prescribed to treat type 2 diabetes and help patients achieve their desired fat loss. Each Mounjaro dose is administered under the skin (subcutaneously) into your thigh, abdomen, or upper arm using a single-dose prescription pen. 

Most Mounjaro side effects often affect the stomach or intestines, including diarrhea, nausea, constipation, vomiting, indigestion, severe stomach pain, and diminished appetite.

Mounjaro works by imitating two hormones produced naturally by your body. These two hormones are glucose-dependent insulinotropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1). By stimulating your pancreas to release insulin whenever blood glucose levels go too high, they help to regulate blood sugar.

Additionally, they delay gastric emptying, the process by which your stomach empties.

As a result, those who take Mounjaro experience longer-lasting fullness, which promotes weight loss. Clinical trials have shown that diabetic drugs like Mounjaro can considerably lower body weight in obese individuals.

Mounjaro is currently only FDA-approved to improve glycemic control in adults with type 2 diabetes when used with diet and exercise, even though it may be prescribed off-label for weight loss.

While using Mounjaro may help you lose weight, paying attention to what you eat is still essential to obtain the best results. Here are four meals to avoid if you're taking Mounjaro and four to consider having for the best outcomes.

What Food Should I Avoid While Taking Mounjaro

No foods are off-limits for those on Mounjaro. However, some meals may worsen unpleasant side effects, like nausea, diarrhea, or vomiting.

Other foods contribute to weight gain and elevated insulin resistance, which can reduce the medication's effectiveness. When paired with a healthy diet and exercise, Mounjaro can support normal blood sugar levels.

Limiting or avoiding a few foods may reduce the risk of unpleasant side effects and increase the medication's effectiveness.

You should always consult your healthcare professional before making dietary adjustments. But take into account avoiding these foods: 

Processed and High-sugar Foods.

Anyone who controls their blood sugar should avoid consuming meals and drinks with added sugars. People with diabetes are more vulnerable. 

People who use insulin to manage their diabetes may be at increased risk of hypoglycemia or low blood sugar when using Mounjaro.

These processed meals and beverages raise insulin resistance, complicate diabetic care, and reduce Mounjaro's effectiveness.

Losing weight is also more difficult when eating items like ice cream, candy, sweets, and soda, including refined carbohydrates and added sugars. When buying groceries, read the nutrition label and pay particular attention to the foods' sugar levels. Replace sweets and starches with healthy carbs and a lot of dietary fiber whenever possible.

Trans Fats and Fried Foods

Saturated and trans fats are abundant in high-fat diets like fried, oily, and greasy fast food.

These foods have been linked to the emergence of insulin resistance, chronic inflammation, high blood pressure, and heart disease. They also contribute to gas, bloating, and nausea.

Many Mounjaro users will be sensitive to high-fat foods, especially when they start taking the drug. Think about swapping out fried foods for healthy, unsaturated fats from plant sources like olive oil or almonds.

Excessive Caffeine and Alcohol

Alcohol and Mounjaro raise the chance of low blood sugar, mainly if you use insulin. If you have diabetes, avoid drinking alcohol, which could be dangerous.

If you use Mounjaro and routinely consume alcohol, be mindful of your blood sugar levels. Health professionals advise restricting alcohol consumption for patients with diabetes to no more than one drink for women and two for men daily. 

High-calorie Snacks and Sweets

Avoid eating foods high in sugar while taking Mounjaro, such as candy, soda, and baked goods. Blood sugar spikes caused by particular foods can make it more difficult to lose extra weight.

Sugar may also be addictive and encourage overeating, which can undermine attempts to lose weight.

Along with avoiding the foods listed above, try to eat healthier foods instead of processed ones, watch your portions, and eat smaller meals.

What Food Can I Take While Taking Mounjaro?

Fresh Fruits and Vegetables

A diet high in fruits and vegetables is linked to consuming fewer calories and more healthy nutrients like fiber, vitamins, and minerals. These meals have been demonstrated to keep you fuller for longer, which may help your weight loss efforts. Additionally, eating fruits and vegetables may help to lessen inflammation, which is good for one's overall health and well-being.

Lean Proteins like Chicken, Fish, and Tofu

Lean proteins, such as chicken, fish, and tofu, are excellent protein sources and may help you feel satiated for longer. Additionally, these meals have lower calories, which allows them to boost weight loss efforts.

Whole Grains and Complex Carbohydrates

Due to their high fiber content, whole grains and complex carbohydrates like brown rice, quinoa, and bread produced from whole wheat may help you feel fuller for longer, control blood sugar levels, and promote weight loss.

Healthy Fats from Nuts, Seeds, and Avocados

Seeds and nuts contain significant amounts of protein, fiber, and healthy fats. These foods have been demonstrated to keep you fuller for longer, which may help your weight loss efforts. Additionally, nuts and seeds include significant amounts of minerals, such as magnesium and zinc, essential for generating energy and maintaining a healthy immune system.

How Do I Get The Best Results With Mounjaro?

  • Follow the recommended dosage and instructions.
  • Combine Mounjaro with a balanced diet and regular exercise.
  • Stay hydrated and get enough sleep.
  • Track progress and make necessary adjustments.

Foods to Help With Nausea and Upset Stomach

  • Ginger and peppermint.
  • Bananas and applesauce.
  • Plain rice and toast.
  • Herbal teas and clear broths.

When to See a Doctor

  • Persistent adverse reactions.
  • It is worsening health conditions.
  • Concerns about the supplement's compatibility with existing medications.

Frequently Asked Questions

What are the potential side effects of Mounjaro?

Although each person's experience will vary, the following adverse effects are most frequently reported by Mounjaro users: Nausea, diarrhea, a decrease in appetite, vomiting, and constipation. Although uncommon, more severe adverse effects like pancreatitis, vomiting, diarrhea, severe nausea, extreme hypoglycemia (low blood sugar levels), gallbladder disease, and thyroid cancer could happen.

Can I take Mounjaro while pregnant?

You are using Mounjaro® (tirzepatide) while pregnant is not advised. This medication should be avoided for at least two months before trying to conceive. It's crucial to carefully adhere to any recommendations made by your healthcare team.

Is Mounjaro safe for people with allergies?

Like most medications, Mounjaro can give some people an allergic reaction. Skin rash and itching are two symptoms that can range from minor to severe.

Furthermore, clinicians rarely give Mounjaro to persons with a history of family or personal medullary thyroid carcinoma (MTC). MTC is an uncommon type of thyroid cancer. If you get symptoms of thyroid cancer while using Mounjaro, contact your doctor immediately.


The FDA has approved the use of Mounjaro by people with type 2 diabetes, along with a healthy diet and regular exercise to improve glycemic control.

There is no official diabetic diet because everyone's nutritional requirements may vary. However, there are some general guidelines to follow. Aim to consume more whole foods instead of processed foods, practice portion management, and consume smaller meals instead of avoiding the foods listed above.

Diet has a crucial role in managing diabetes and weight. When taking Mounjaro, vitamins, or other diabetes medications, there are certain foods you should avoid. You should also ask your healthcare provider if they have any further dietary advice.


At Diabetic Me, we are committed to delivering information that is precise, accurate, and pertinent. Our articles are supported by verified data from research papers, prestigious organizations, academic institutions, and medical associations to guarantee the integrity and relevance of the information we provide. You can learn more about our process and team on the about us page.

  1. FDA FDA Approves Novel, Dual-Targeted Treatment for Type 2 Diabetes
  2. FDA Drug Trials Snapshots: MOUNJARO

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About the Author

Ely Fornoville

Hi, I'm Ely Fornoville, and I am the founder of Diabetic Me. Being a type 1 diabetic since 1996, I developed a passion to help people learn more about diabetes. I write about diabetes and share stories from other diabetics around the world. I currently use a Medtronic Guardian 4 CGM and a MiniMed 780G insulin pump with Humalog insulin.

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