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GLP-1 Diet Guide: Best and Worst Foods for Weight Loss

Rona Clarisse Canlas, MD
Reviewed by Rona Clarisse Canlas, MDAugust 3, 202611 min read
Healthy plate with protein, vegetables, and water.
Key Takeaways
  • When on a GLP-1 diet, eat fiber-rich grains, lean proteins, and healthy fats while avoiding sugary foods, refined carbs, and fried foods.
  • Stay hydrated, practice mindful eating, and maintain balanced meals for better appetite and blood sugar control.
  • GoRocky can help you stay on track with your GLP-1 treatment through expert evaluation, discreet support, and tailored guidance, making weight management safer and more sustainable.

If you're taking GLP-1 receptor agonists like Ozempic, Mounjaro, compounded semaglutide, or compounded tirzepatide, you know these medications can be a game-changer for weight management and blood sugar control.

GLP-1 receptor agonist medications work by mimicking the natural hormone glucagon-like peptide-1, which is important for regulating appetite and blood sugar and slowing digestion. These medications are most effective when paired with a proper GLP-1 diet.

Without the right nutritional approach, you may not see the full results, experience unwanted side effects, or struggle with maintaining long-term success. This guide breaks down what to eat and what to avoid while on GLP-1 medications.

Best Foods to Eat When Taking GLP-1 Medications

1. High-Fiber Foods

Fiber slows digestion, helping control blood sugar levels and keeping you full longer. It also supports gut health and helps prevent constipation, which is common with GLP-1 medications.

  • Whole grains: oats, brown rice, adlai, quinoa.
  • Legumes: monggo, garbanzos, kadios.
  • Fruits and vegetables: saba bananas, papaya, malunggay, ampalaya.1

2. Healthy Fats

Healthy fats provide long-lasting energy and help keep you full longer, and support heart health by improving cholesterol levels.

  • Monounsaturated fats: avocado, coconut, peanuts, pili nuts.
  • Omega-3 sources: sardines, galunggong, bangus, dilis.

3. Lean Proteins

Protein helps maintain muscle mass, regulate appetite, and support a stable metabolism, which matters since GLP-1 medications can reduce appetite and put you at risk of muscle loss.

  • Animal sources: native free-range chicken, fish (bangus, tilapia), lean pork, eggs.
  • Plant-based sources: tokwa, edamame, low-fat dairy.

4. Nutrient-Dense Foods

Whole, unprocessed foods provide vital nutrients that help prevent deficiencies, which can be a risk when appetite decreases on GLP-1 medications.

  • Malunggay powder, seaweed (lato, guso), kamote, calamansi.
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Foods to Avoid When Taking GLP-1 Medications

Certain foods can interfere with GLP-1 medications, leading to blood sugar spikes, increased cravings, and slower weight loss progress.

1. Sugary Foods and Beverages

Too much sugar causes blood sugar spikes and crashes, leading to hunger and cravings, and can increase the risk of insulin resistance and weight gain.

Avoid sodas, milk tea, candies, and pastries. Choose unsweetened beverages and fresh fruits like saba banana instead.

2. Refined Carbohydrates

Refined carbs digest quickly, causing blood sugar spikes and crashes that lead to hunger soon after eating.

Avoid white bread, instant noodles, and white rice. Replace with brown rice, adlai, or whole wheat pandesal instead.

3. High-Fat and Fried Foods

Unhealthy fats and fried, processed foods can cause inflammation, slow digestion, and make weight loss harder.

Avoid deep-fried foods, fast food, and packaged snacks. Choose grilled, baked, or steamed proteins instead.

4. Alcohol

Alcohol can cause blood sugar fluctuations, increase dehydration, and worsen side effects like nausea from GLP-1 medications.

If drinking, choose dry wines or spirits with no added sugar, drink in moderation, and avoid drinking on an empty stomach.

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Stay on Track With GoRocky’s Doctor-Guided Weight Support

Eating right while on GLP-1 treatment isn’t always easy, but you don’t have to figure it out alone.

GoRocky connects you with licensed doctors who can assess your health and recommend a safe, medically guided plan that fits your needs. If you're also exploring your options more broadly, our guide on paano magpapayat covers other approaches too.

No waiting rooms, no guesswork, just expert-backed care, delivered discreetly to your door if treatment is prescribed.

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All treatments require medical evaluation. We do not promote self-medication.

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Frequently Asked Questions

What vitamins cannot be taken with Ozempic?+

There are no specific vitamins strictly prohibited while taking Ozempic, but some supplements may interfere with blood sugar control or digestion — for example, GLP-1 medications may reduce B12 levels over time, and fat-soluble vitamins (A, D, E, K) may be harder to absorb if you experience digestive issues.

Always check with your doctor before adding new supplements to your routine.

Should I drink a lot of water on Ozempic?+

Yes. Hydration is crucial while taking Ozempic because the medication can reduce thirst signals, leading to unintentional dehydration. Aim for at least 8–10 glasses of water per day and watch for signs of dehydration like dizziness or dry mouth.

What foods are high in GLP-1?+

Certain foods naturally support GLP-1 production, helping improve appetite regulation and blood sugar control — including high-fiber foods, healthy fats, protein-rich foods, and fermented foods like yogurt and atchara. For more general tips para pumayat, check out our other guides.

Eating a balanced, nutrient-dense diet helps your body maximize the benefits of GLP-1 medications.

About GoRocky

At GoRocky, we make weight management simple, discreet, and accessible. Beyond diet guidance, we connect you with licensed doctors for pampapayat na gamot and other doctor-guided options, and support men exploring paano pumayat ng mabilis.

For more inquiries, email us at [email protected] or call +63 966 952 8623.

*The information provided on this platform is intended for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.

  1. Garone S. 10 Best and worst foods to eat on weight loss drugs. Everyday Health. Updated November 26, 2024. Accessed February 5, 2025.
Rona Clarisse Canlas, MD
Rona Clarisse Canlas, MDMedical Reviewer · Licensed Physician

Dr. Rona Canlas is a dedicated general practitioner who graduated from the University of the Philippines - Manila, College of Medicine.