Exploring Wegovy's Ingredients: A Detailed Understanding | Better You Rx

A Dive Into The Ingredients of Wegovy: Detailed Look And Understanding

Are you considering Semaglutide (Wegovy) as a solution for chronic weight management? Here at Better Your RX, we believe understanding your medications is key to taking control of your health journey. So, let’s delve into the composition of Wegovy and discuss its active and inactive ingredients, how it’s made, and the possibility of allergic reactions.

What Is Wegovy And What Is It Made Of?

Wegovy (semaglutide) is an injectable medication manufactured for chronic weight management. The key ingredient in Wegovy is semaglutide, synthesized using the fascinating mechanism of recombinant DNA technology.

Active Ingredient: Semaglutide

Semaglutide is the active ingredient in Wegovy, known to mimic the effects of a gut hormone called glucagon-like peptide-1 (GLP-1), hence, it’s described as a GLP-1 agonist. Semaglutide is also present in a few other medications, including Ozempic and Rybelsus.

Each Wegovy pen may contain variable amounts of semaglutide, depending on the dose encapsulated within:

  • 0.25 mg (identified by a light-green pen)
  • 0.5 mg (noted by a pink pen)
  • 1 mg (distinguished by a brown pen)
  • 1.7 mg (marked by a blue pen)
  • 2.4 mg (symbolized with a black pen)

Inactive ingredients

The effectiveness of Wegovy isn’t solely due to its active ingredient—its accompanying inactive ingredients also play crucial roles. These contribute to the potency of Wegovy and facilitate the transportation of the active ingredient. They include:

  • Sodium phosphate dibasic dihydrate (serving as a buffer agent)
  • Sodium chloride (to provide tonicity)
  • Water (acting as the vehicle for injection)
  • Either hydrochloric acid or sodium hydroxide to adjust acidity levels

The liquid volume in the 0.25 mg, 0.5 mg, and 1 mg Wegovy pens is 0.5 mL, and those within the 1.7 mg and 2.4 mg pens hold about 0.75 mL of liquid.

Preservatives in Wegovy: A Common Query

Unlike many medications, Wegovy does not contain any preservatives. How does it stay effective, you might ask? The answer lies in its single-use design. As each injection pen of Wegovy is meant for one usage, there is no need for preservatives to maintain its potency over multiple usages.

Allergic Reactions: What You Should Know

It’s essential to mention that it’s possible to experience an allergic reaction, including severe reactions like anaphylaxis, to an ingredient in Wegovy. It’s also uncertain if a reaction to a different GLP-1 agonist could translate to an adverse reaction to Wegovy.

To maintain your health and safety, always ensure that your healthcare team is aware of any allergies you may have before starting a new medication, including Wegovy.

The Making of Wegovy

Wegovy’s key ingredient, semaglutide, is classified as a peptide. Peptides are chains of forty or fewer amino acids, the building blocks of proteins. Some peptides are synthesized using chemicals, but in semaglutide’s case, it’s produced using recombinant DNA technology.

The process involves encoding DNA with the instructions to produce the peptide. This encoded DNA is then introduced into yeast cells where the peptide copies are generated. These peptides are then extracted, modified, and finally purified for the medicine formulation.

Semaglutide is very similar to natural GLP-1 located in your body, with a few crucial changes that make it last longer in your system.


At Better Your RX, we encourage informed decision-making regarding medication. Understanding your medication’s ingredients and how it’s produced can offer insight into why and how it works. We’re here to lend our expertise when needed, and empower you on your journey to better health.

Leave a Reply

Your email address will not be published. Required fields are marked *

Sign Up For Newsletter

Join 60.000+ Subscribers and get a new discount coupon on every Saturday.


PO Box 29631, Mississauga RPO Central Parkway, ON L5A 4H2

Contact Us



Welcome to Better youRx, where your well-being is our top priority. We are a leading pharmacy, committed to providing you with a wide range of medications, including insulin and diabetes supplies, along with an array of essential healthcare products. Our mission is to empower you on your journey to better health by offering high-quality pharmaceuticals and exceptional customer care.

Our Payment Partners :

Copyright © 2023 BetteryouRX. All Rights Reserved.

Add to cart