Description

Buy Mounjaro Online

Buy Mounjaro Online, a weight loss injection, through our UK-registered online prescribing service. Mounjaro is the latest GLP-1 weight loss injection available in the UK and is the most effective. It has surpassed the effectiveness of semaglutide (Ozempic + Wegovy), with patients seeing as much as 22.5% body weight loss.

You can order Mounjaro after completing an online assessment with our clinicians. If they choose to prescribe Mounjaro, this is passed to our pharmacy team, who prepare and post your treatment. Buy Mounjaro Online without a prescription.

Wegovy is from the same family of drugs and is licensed for weight loss use in the UK. You can read our guide on how patients can switch from Wegovy to Mounjaro if you are interested in switching treatment.

Mounjaro Weight Loss Summary

What Is Mounjaro?

Buy Mounjaro Online is a highly effective, UK-licensed weight loss treatment. It has been shown in clinical trials to help achieve up to 22.5% body weight loss.

The active ingredient, tirzepatide, is a registered trademark of Eli Lilly.

It is used ONCE weekly as a subcutaneous (under the skin) injection. More information on how to inject Mounjaro can be found in the Patient Information Leaflet.

How It Works

Mounjaro Online weight loss pens mimic the action of GLP-1, a natural hormone produced in the gut. This innovative treatment promotes significant weight loss for patients by acting similarly to GLP-1. Its two main effects are

1. It helps regulate appetite, making it easier to eat less
2. It makes you feel fuller for longer

Both actions lead to eating fewer calories, which results in weight loss. Focusing on a reduced-calorie diet can amplify the benefits.

Is It For Me?

Other GLP-1 medications are also available in the UK, including Saxenda, Wegovy and Ozempic.

• Diabetes type 2
• High cholesterol
• Obstructive sleep apnoea
• High blood pressure

You can read Mounjaro reviews from UK patients who have used this treatment through our service.

How Effective Is Buying Mounjaro Online?

When using Buy Mounjaro Online KwikPens to suppress appetite, you can expect to lose around 16-22.5% of your initial body weight after completing treatment. This is the most effective of all the released GLP-1 medications so far.

Patients who maintain at 10 mg lose on average 21%, while patients who maintain at 15 mg can lose around 22.5%.

The lower strengths of Mounjaro 2.5 and 5 mg will not achieve the best results.

Dosage of Buy Mounjaro Online

The dosage table below outlines the recommended titration for Mounjaro when used for weight loss.

Mounjaro Dose Titration Schedule

Weeks	Dose	Notes
1-4	2.5 mg once weekly	Initial dose for titration
5-8	5 mg once weekly	Assess tolerance before increasing.
9-12	7.5 mg once weekly	Assess tolerance before increasing.
13-16	10 mg once weekly	Monitor for efficacy and tolerability
17-20	12.5 mg once weekly	Further increase based on clinical response
21 onwards	15 mg once weekly	Maintenance dose if well tolerated

While increasing the dose, if you find the side effects problematic, you should discuss this with your doctor or pharmacist. You can read more in our Buy Mounjaro Online dosage and maintenance guide.

Buy Mounjaro Online Pricing

Please note: Mounjaro UK price changes are coming. To learn more about price changes, read our supporting FAQ.

The cost of buying Mounjaro online in the UK starts from £149 / month. If titrating all the way up to the maximum dose and maintaining, the annual cost is £3,238.89. See our pricing table below for a full breakdown of Mounjaro prices.

Mounjaro KwikPen Dosages and Prices

Dosage	Price
1 Pen – 4 x 2.5mg doses	£149.00
1 Pen – 4 x 5mg doses	£179.99
1 Pen – 4 x 7.5mg doses	£239.99
1 Pen – 4 x 10mg doses	£279.99
1 Pen – 4 x 12.5mg doses	£289.99
1 Pen – 4 x 15mg doses	£299.99

NOTE: One pen contains four doses, so a pen lasts for 4 weeks.

Side Effects of Buy Mounjaro Online

The most common side effects with Buy Mounjaro Online affect the digestive system. These can include things like nausea, vomiting, diarrhea, and constipation. Most patients should see these effects subside after a few days.

Other common side effects include:

• Feeling weak or tired
• Dizziness
• Injection site reactions such as bruising, pain or a rash

Starting with Mounjaro 2.5 mg and moving up through 5 mg in 2.5 mg increments helps the body adjust to the drug’s impact. Doing this gradual titration will allow you to minimize side effects and get the most out of your treatment.

You can read a full account of Mounjaro Side Effects in our advice pages.

Alternatives

The preferred and safest method of losing weight is via a healthy diet and increased physical exercise.

The NHS offers a 12-week weight loss plan for patients.

As of 2025, Mounjaro is now available on the NHS, through your GP.

Other GLP-1 drugs available in the UK as an alternative to Mounjaro include

• Wegovy
• Saxenda

For many individuals, injectable treatments may not be a preferred option. There are more traditional weight loss pills available from our weight loss service, such as Orlistat.

Our advice guides explain how Mounjaro compares with Wegovy for weight loss and how it differs from Ozempic.

Medication	Price	% Average Weight Loss
Ozempic	From £139 per month	Up to 15%
Mounjaro (Tirzepatide)	From £149 per month	Up to 22%
Wegovy (Semaglutide)	From £119 per month	Up to 17%
Saxenda (Liraglutide)	From £69 per pen	Up to 10%