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How Long Does it Take for Semaglutide to Suppress Appetite?

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Updated:  
October 18, 2024
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Medically reviewed by 
Giselle Leung, PharmD, BCGP

How Long Does it Take for Semaglutide to Suppress Appetite?

Semaglutide has been one of the most discussed topics in the arena of medicine within the last couple of years. In many cases, the average patient does not have a full grasp of the role of semaglutide in overall health sustainability and internal functionality. 

It’s said to have been discovered by Jesper Lau, Vice President of Diabetes Protein and Peptide Chemistry at Novo Nordisk in Denmark in 2012. However, it has more recently become popular due to its newly discovered function for weight loss, adding to its originally intended use for diabetes management. 

Understanding Semaglutide and How It Works

Semaglutide is a GLP-1 receptor agonist, meaning it mimics the effects of the naturally occurring hormone glucagon-like peptide-1 (GLP-1). In other words, semaglutide improves the efficiency of incretin function by activating GLP-1 receptors. GLP-1 plays a crucial role in regulating appetite, glucose levels, and insulin secretion, making it beneficial for both blood sugar control and weight loss. 

For example, the key active ingredient in the widely known Ozempic medication is semaglutide. UCLA research stated that the drug is the first drug since Saxenda (2014) approved to treat chronic weight management in the 70% of American adults who are obese and that research continues to show the effectiveness of semaglutide injections for weight loss. 

Semaglutide’s Role in Appetite Suppression

Semaglutide has been consistently studied and is associated with less hunger and food cravings, better control of eating, and a lower preference for high‐fat foods. The activation of GLP‐1 receptors in the human brain helps to regulate appetite and food reward, which in return reduces caloric intake by default.  

Per the National Library of Medicine, there was a cohort study of 175 patients struggling with overweight or obesity, and the total body weight loss percentages achieved were 5.9% at 3 months and 10.9% at 6 months with the use of semaglutide. The findings of this cohort study suggest that semaglutide is clinically effective for weight loss at 3 and 6 months for people with obesity. 

An early study in the New England Journal of Medicine stated that 2,000 obese adults were studied with some adults using semaglutide plus a diet and exercise program while the remaining adults made the same lifestyle changes without semaglutide. After 68 weeks, half of the participants using semaglutide lost 15% of their body weight, and nearly a third lost 20%. Participants who incorporated only lifestyle changes lost about 2.4% of their weight, thus suggesting semaglutide’s effectiveness. 

Semaglutide One Month Results: What Can You Expect?

Semaglutide ultimately lowers body weight by reducing appetite and hunger, increasing satiety, reducing food cravings, altering food preferences, and reducing energy intake. The outcome of appetite suppression and food preferences directly impacts the sustainability of overall long-term health due to its natural inclination to teach healthy eating habits and rhythms. 

Based on data from randomized controlled trials, you can expect to lose up to 5% of your weight in a month on semaglutide (Wegovy). After two months on semaglutide, you could lose up to 8%. The benefit that most patients learn in the process is that semaglutide is meant to be taken at a lower dose for a longer period of time to manage healthy weight loss in a more organic manner to help reduce severe side effects. It may take a few weeks from the initial dose for a patient’s body to reach a steady state of equilibrium and consistency rather than incurring large spikes or drops in blood glucose levels. 

Analyzing the Timeline for Appetite Suppression

Does semaglutide suppress appetite immediately? The answer is “it depends.” There are short-term, medium-term, and long-term effects of semaglutide use. However, in the case of immediate use, it is common to see effects within the first 4 weeks of use. Due to its appetite suppression technique, users commonly find that they notice a loss of appetite or feelings of fullness within the first couple of weeks, even on the suggested lower dose usage. As your dose gradually increases in line with prescribing guidelines, semaglutide continues to influence appetite, resulting in more significant weight loss as time passes. 

The full effects on appetite suppression and weight loss may take several months as the body adjusts to the medication and reaches the target dosage for continued use and sustainability. Long-term use can lead to sustained weight loss and improvements in overall metabolic health. However, per the Mayo Clinic guidelines, one must use semaglutide in conjunction with a healthy eating and exercise program to achieve lasting results. Dietary habits, exercise routines, and other lifestyle factors such as adequate sleep and stress management can impact the speed and extend the weight-loss results achieved with semaglutide. 

Factors Influencing the Speed at Which Semaglutide Works

Potential factors that may influence semaglutide effectiveness depend on the patient at hand. All patients differ in metabolic functions, pre-existing conditions, external environmental factors, stress levels, etc. Existing conditions could include insulin resistance, thyroid dysfunction, or chronic metabolic syndrome. There are continued medical discussions around the use of semaglutide versus the change of diet and lifestyle. 

It is crucial for users to not become fully dependent on the drug, but rather consume it as a supplement or complement with an intent to enhance their diet, physical exercise, and overall lifestyle habits in order to receive the greatest benefit. Dosing consistency is also significant, as it has been shown that misuse of the drug on an improper schedule can hinder effectiveness. Semaglutide is most optimal when coupled with reduced caloric intake, proper nutrition, and consistency in dosage.

Setting Realistic Expectations and Monitoring Progress

As stated above, the effectiveness of semaglutide can be influenced by several factors, including dosage, adherence to the prescribed regimen, and individual metabolic response. Factors such as age and genetics can also impact how well semaglutide works. Drug interactions or concurrent medications may further influence its effectiveness, potentially altering how the body processes the drug.

Monitoring of semaglutide effectiveness is imperative to manage progress and ensure that the weight loss is occurring at a cadence that is healthy for your body type and current environment. Monitoring of metrics such as appetite assessments, blood glucose levels, waist measurements, and daily caloric intake are all significant to consider during the process of semaglutide use. 

Ahara’s Compounded Semaglutide

Ahara’s compounded semaglutide is a customized medication that contains the same active ingredient as Ozempic. The compounding technique allows the medication to be tailored and adjusted for dosage or for additional specific ingredients that may enhance the effectiveness or tolerability of the drug. Ahara has the platform ability to consult with healthcare providers to help the patient obtain a proper prescription. The prospective patient starts the process by filling out Ahara’s online form. Additionally, Ahara provides consistent check-ins with registered dietitians to ensure appropriate weight management techniques. 

In conclusion, obesity is a growing global health crisis placing a substantial burden on healthcare systems, with excess weight contributing to increased risk of type 2 diabetes, cardiovascular disease, and mortality concerns. Products that involve semaglutide will continue to be studied and utilized as they work to enhance the health of the global population.

Sources

Knudsen, L. B., & Lau, J. (2019). The Discovery and Development of Liraglutide and Semaglutide. Frontiers in Endocrinology, 10. https://doi.org/10.3389/fendo.2019.00155

Holst, J. J. (2007). The Physiology of Glucagon-like Peptide 1. Physiological Reviews. https://doi.org/10.1152/physrev.00034.2006

UCLA Health. (2023, January 12). Semaglutide for weight loss - what you need to know. https://www.uclahealth.org/news/article/semaglutide-weight-loss-what-you-need-know

Ghusn, W., Sacoto, D., Cifuentes, L., Campos, A., Feris, F., Hurtado, M. D., & Acosta, A. (2022). Weight Loss Outcomes Associated With Semaglutide Treatment for Patients With Overweight or Obesity. JAMA Network Open, 5(9). https://doi.org/10.1001/jamanetworkopen.2022.31982

Wilding, J., Batterham, R., Calanna, S., Daviews, M., Van Gaal, L., Lingvay, I., & McGowan, B. (2021). Once-Weekly Semaglutide in Adults with Overweight or Obesity. The New England Journal of Medicine, 384(11):989-1002. https://doi.org/10.1056/NEJMoa2032183

Wadden, T. A., Bailey, T. S., Billings, L. K., Davies, M., Frias, J. P., Koroleva, A., Lingvay, I., Rubino, D. M., Skovgaard, D., R. Wallenstein, S. O., & Garvey, W. T. (2021). Effect of Subcutaneous Semaglutide vs Placebo as an Adjunct to Intensive Behavioral Therapy on Body Weight in Adults With Overweight or Obesity: The STEP 3 Randomized Clinical Trial. JAMA, 325(14), 1-11. https://doi.org/10.1001/jama.2021.1831

Ryan, D.H., Lingvay, I., Deanfield, J. et al. Long-term weight loss effects of semaglutide in obesity without diabetes in the SELECT trial. Nat Med 30, 2049–2057 (2024). https://doi.org/10.1038/s41591-024-02996-7

Mayo Clinic. (n.d.). How fast does semaglutide kick in? https://diet.mayoclinic.org/us/blog/2024/how-fast-does-semaglutide-kick-in/

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