How to Find the Best Protein Shakes While on Semaglutide

📌 Overview and Key Takeaways

This is a Nutrition Coach’s guide on how to find the best protein shakes while on semaglutide.

Discover how to safely meet your protein needs while on GLP-1 receptor agonists.

Last Updated
Jul 21, 2026

Author and Medical Reviewer

Written by Jack, CNC

Jack is a National Academy of Sports Medicine Certified Nutrition Coach.

Disclaimer: This article is for general informational purposes only and is not a substitute for personalized medical advice. Consult a licensed healthcare professional before making changes to your diet.

Semaglutide Protein Shakes

Are Protein Shakes Good for Individuals on Semaglutide?

Yes, protein shakes can be beneficial for individuals on semaglutide when used appropriately to meet total daily protein needs.

Semaglutide is a medication that belongs to a class of drugs called GLP-1 receptor agonists.

It mimics a hormone that helps regulate blood sugar levels, insulin secretion, and appetite.

Semaglutide is prescribed for the following reasons:

• Type 2 Diabetes Management: The brand name Ozempic is used to help lower blood sugar levels and improve insulin sensitivity.
• Obesity Treatment: The brand name Wegovy, which contains a higher dose of semaglutide, is used to reduce appetite, slow digestion, and curb cravings.

Semaglutide is most effective when paired with lifestyle and dietary changes.

One such change is increasing the percentage of your calories that come from protein.

A high protein diet might have advantages for both individuals with diabetes and individuals trying to lose weight because it could improve blood glucose management, insulin sensitivity, and satiety (Clin Diabetes, 2019; Nutrients, 2021).

Eating enough protein is also important for maintaining muscle mass while on Ozempic, Wegovy, and other semaglutide medications.

If your protein intake is too low, your body might break down muscle for energy instead of fat.

In fact, research suggests that semaglutide treatment could result in significant reductions in muscle mass (Eur Rev Med Pharmacol Sci, 2023).

Keep in mind that you should try to get as much protein as you can from foods like eggs, fish, and meat.

If reaching your protein goals through whole foods is challenging, however, then adding a protein shake to your diet might be a good idea.

This is especially true for individuals with lifestyle or dietary restrictions.

How Much Protein Should I Eat on Semaglutide?

There is no specific protein intake requirement for patients taking semaglutide.

Ensuring adequate protein intake, typically around 1.2 to 1.6 grams per kilogram of ideal body weight per day, might help preserve muscle mass during weight loss, however (Endocr Pract, 2025).

For many individuals, this can easily amount to well over 100 grams of protein, which is substantial.

• Breakfast: 2 eggs – 12 grams protein
• Lunch: 4 ounces chicken breast – 32 grams protein
• Snack: ¼ cup almonds – 7 grams protein
• Dinner: 4 ounces salmon – 23 grams protein
• Total: 74 grams protein

Remember that your ideal protein intake depends on your body weight, activity level, and other factors.

For personalized recommendations, consult a registered dietitian or other healthcare professional.

What Is the Best Semaglutide Protein Shake?

The best protein shake for semaglutide users is one made from a short list of simple ingredients.

Unfortunately, many shakes do not meet this criteria.

They also contain ingredients that might cause painful digestive issues and potentially contribute to long-term gut health problems.

Among the most problematic ingredients are food additives, dairy-based proteins, and protein concentrates and isolates.

🚫 Avoid Food Additives

Regularly eating emulsifiers, thickeners, and other ultra-processed additives might upset your stomach.

This matters because semaglutide is associated with digestive side effects, including nausea, vomiting, and diarrhea, particularly during dose escalation (Gastroenterology, 2022).

Ultra-processed food additives might also alter the composition and function of your gut microbiome (North Clin Istanb, 2020).

These shifts, known as gut dysbiosis, could diminish the efficacy of diabetic medications and impair weight loss (World J Methodol, 2022; Gut Microbes, 2018).

For example, your gut microbiome helps regulate the release of hunger-controlling hormones such as ghrelin and insulin.

Gut dysbiosis has been associated with higher concentrations of these hormones, which might inhibit hormone signaling and alter energy metabolism (N Engl J Med, 2024).

⚠️ Here is a list of the most common food additives in protein shakes and powders:

• acacia fiber
• acacia gum
• acesulfame potassium
• artificial flavors
• ascorbic acid
• aspartame
• calcium carbonate
• carrageenan
• cellulose gum
• dextrin
• dicalcium phosphate
• dipotassium phosphate
• erythritol
• gellan gum
• guar gum
• gum arabic
• inulin
• locust bean gum
• maltitol
• maltodextrin
• mono- and diglycerides
• ‘natural’ flavors
• rice bran extract
• rice dextrin
• rice hulls
• rosemary extract
• silica
• silicon dioxide
• sodium alginate
• soluble corn fiber
• sorbitol
• soy lecithin
• sucralose
• sunflower lecithin
• tocopherols
• tricalcium phosphate
• xanthan gum
• xylitol
• zinc oxide

As a rule of thumb, if you cannot find it in nature or make it at home, it is probably a food additive.

🚫 Avoid Dairy-Based Proteins

Dairy-based proteins like whey and casein, although not a problem for everyone, can cause digestive issues too.

This is usually because they contain lactose – a sugar many individuals with sensitive stomachs cannot fully digest.

But you might be sensitive to dairy-based proteins even if you are not lactose intolerant.

For starters, the digestion of some caseins releases a bioactive peptide that has been linked to digestive issues (Adv Nutr, 2017).

Casein also forms a gel-like substance in your stomach that slows down digestion (Crit Rev Food Sci Nutr, 2023).

For sensitive individuals, particularly true for those with cow’s milk protein allergy or intolerance, slower digestion can contribute to bloating, constipation, and other side effects.

🚫 Avoid Protein Concentrates and Isolates

If you have a sensitive stomach, you might also want to avoid protein concentrates and isolates.

Most protein shakes and powders are made from one or both of these ultra-processed protein sources, which have been mechanically and chemically stripped of everything but the protein.

This includes the enzymes, fiber, and other natural digestive aids that help you break them down.

You therefore might not digest them in the same way that you do whole foods, which could affect your gut health.

For example, one study shows that regularly consuming protein concentrates and isolates might disrupt your gut microbiome (Nutrients, 2018).

Another study shows that it might cause the formation of toxic byproducts in your gut (Mol Nutr Food Res, 2024).

Although further research is needed, individuals with sensitive stomachs can play it safe by choosing protein shakes and powders made from minimally-processed protein sources like egg whites and almonds.

They might be more gut-friendly.

Order Samples to see for yourself.

Sources

1. Clinical Diabetes (Clin Diabetes). High-Protein Diet for Weight and Fat Mass Loss and Cardiometabolic Risk Reduction in Overweight and Obese Adults. 2019.
2. Nutrients (Nutrients). Are Dietary Proteins the Key to Successful Body Weight Management? A Systematic Review and Meta-Analysis of Studies Assessing Body Weight Outcomes after Interventions with Increased Dietary Protein. 2021.
3. European Review for Medical and Pharmacological Sciences (Eur Rev Med Pharmacol Sci). Clinical effectiveness of semaglutide on weight loss, body composition, and muscle strength in Chinese adults. 2023.
4. Endocrine Practice (Endocr Pract). American Association of Clinical Endocrinology Consensus Statement: Algorithm for the Evaluation and Treatment of Adults with Obesity/Adiposity-Based Chronic Disease – 2025 Update. 2025.
5. Gastroenterology (Gastroenterology). Gastrointestinal Adverse Events of Glucagon-Like Peptide-1 Receptor Agonists in Patients with Type 2 Diabetes: A Systematic Review and Network Meta-analysis. 2022.
6. Northern Clinics of Istanbul (North Clin Istanb). Food additives and microbiota. 2020.
7. World Journal of Methodology (World J Methodol). Gut microbiota interactions with anti-diabetic medications and pathogenesis of type 2 diabetes mellitus. 2022.
8. Gut Microbes (Gut Microbes). The human gut microbiota: Metabolism and perspective in obesity. 2018.
9. The New England Journal of Medicine (N Engl J Med). The Human Gut Microbiome. 2024.
10. Advances in Nutrition | Journal (Adv Nutr). Systematic Review of the Gastrointestinal Effects of A1 Compared with A2 β-Casein. 2017.
11. Critical Reviews in Food Science and Nutrition (Crit Rev Food Sci Nutr). Milk proteins: Processing, gastric coagulation, amino acid availability and muscle protein synthesis. 2023.
12. Nutrients (Nutrients). Effect of a Protein Supplement on the Gut Microbiota of Endurance Athletes: A Randomized, Controlled, Double-Blind Pilot Study. 2018.
13. Molecular Nutrition & Food Research (Mol Nutr Food Res). In Vitro Fermentation of Animal and Plant Protein Isolates by the Human Gut Microbiota Under High and Low Carbohydrate Conditions. 2024.

Editorial Guidelines

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This article was written by a Certified Nutrition Coach and reviewed by a Registered Dietitian. We rely on peer-reviewed research and trusted medical sources, and regularly update our content to ensure accuracy and clarity.