Your Complete Guide to Mounjaro Vs Wegovy

  • Detailed comparison of how Mounjaro and Wegovy work differently in the body
  • Complete overview of the UK prescribing process for both treatments
  • Essential information about suitability assessment and clinical requirements
  • Comprehensive guide to accessing either treatment through regulated online pharmacies
Start free consultation

Treatment from £144.99

Takes under 2 minutes · 100% online
Person enjoying the outdoors

Check if you're eligible

Height 175 cm
Weight 82 kg
Your BMI
26.8
Check with prescriber
Start free consultation
Free · BMI thresholds shown are illustrative. Final eligibility is confirmed by a UK prescriber during your free consultation.
100% UK-based pharmacy Free advice & support Rated Excellent 2,400+ reviews
Which route suits you

Two clinically backed paths to results

A weekly GLP-1 injection or a daily capsule — each fully overseen by our UK pharmacy team, with no obligation to continue.

Treatment
Avg. weight loss
05%10%15%20%25%
Availability
Injection
Weekly pen · GLP-1
Avg. weight loss
~20%up to
Availability Available now
Pill NEW
Daily tablet · Oral GLP-1
Avg. weight loss
~17%up to
Availability Explore now
Live Pricing

Our Range

Prices update live and may change. The live table below always takes precedence.
All treatment is subject to a prescriber consultation and clinical approval.

Understanding These Weight Management Treatments

How Mounjaro and Wegovy Work Differently

Mounjaro contains tirzepatide, which works by acting on natural hormones involved in appetite regulation and digestion. These hormones help regulate feelings of hunger and fullness, and may influence how quickly food leaves the stomach. Some people may notice reduced appetite or feel fuller for longer when using Mounjaro alongside lifestyle changes.

Wegovy contains semaglutide, a different active ingredient that also works on appetite regulation but through a distinct mechanism. Like Mounjaro, Wegovy may help reduce feelings of hunger and support feeling fuller after meals, but the way it interacts with the body's natural systems differs from tirzepatide.

Both treatments are designed to support weight management alongside reduced-calorie diet and increased physical activity. Neither works without dietary and behavioral support, and long-term weight management depends on ongoing lifestyle choices rather than medication alone.

Clinical Assessment Requirements for Both Treatments

Both Mounjaro and Wegovy require clinical assessment by a UK-licensed prescriber before treatment can begin. The assessment process examines individual health circumstances, medical history, and current medications to determine whether either treatment may be clinically appropriate.

Treatment suitability is assessed on an individual basis, with prescribers considering overall health status and specific weight management needs. Not everyone will be eligible for either treatment, and some medical conditions or medications may mean neither option is appropriate for certain individuals.

People who are pregnant, breastfeeding, or planning pregnancy must inform their prescriber, as neither Mounjaro nor Wegovy is recommended during these circumstances. The prescriber will decide whether treatment is appropriate based on comprehensive health assessment.

UK Prescribing and Access Process

The pathway to accessing either Mounjaro or Wegovy follows a structured four-step process through regulated UK online pharmacies. First, patients complete an online medical consultation providing detailed health information and medical history relevant to weight management treatment.

Second, this information undergoes clinical review by a UK-licensed prescriber who assesses whether treatment may be suitable. This review considers individual circumstances, potential contraindications, and whether the treatment aligns with the patient's overall health profile.

Third, if clinically appropriate, a prescription is issued by the qualified healthcare professional. This prescription specifies the treatment deemed most suitable based on the individual assessment, whether that's Mounjaro, Wegovy, or potentially an alternative approach.

Fourth, the prescribed treatment is dispensed and delivered by a GPhC-registered pharmacy, ensuring patients receive authentic medication through regulated channels with appropriate safety oversight.

Safety Considerations and Side Effects

Like all prescription medicines, both Mounjaro and Wegovy may cause side effects, though not everyone experiences them. Side effects vary between individuals and may include gastrointestinal symptoms such as nausea, reduced appetite, or digestive discomfort.

The safety profile and potential side effects can differ between the two treatments due to their different active ingredients. Some patients may find one treatment more suitable than the other based on how their body responds to the specific mechanism of action.

Patients should always follow guidance from their healthcare professional regarding either treatment. If concerning or severe symptoms occur, medical advice should be sought promptly. Those experiencing persistent or worsening side effects should contact their prescriber for review.

Treatment Approach and Lifestyle Integration

Both Mounjaro and Wegovy are designed to support weight management as part of a comprehensive approach including healthy eating and increased physical activity. These medicines are intended to support, not replace, lifestyle efforts toward sustainable weight management.

The treatments may assist with portion control and appetite regulation when combined with appropriate dietary changes, but they are not quick fixes or cosmetic solutions. Success with either treatment depends on commitment to ongoing lifestyle modifications supported by the medication's effects on appetite and digestion.

Healthcare professionals typically provide guidance on integrating either treatment into a structured weight management plan that addresses nutrition, physical activity, and behavioral factors contributing to long-term success.

Choosing Between Mounjaro and Wegovy

The choice between these treatments ultimately rests with the prescribing healthcare professional, who considers individual patient factors when determining the most appropriate option. Factors influencing this decision may include medical history, current medications, specific health circumstances, and how the patient's body might respond to different treatment mechanisms.

Some patients may be more suitable for one treatment than the other based on their individual health profile. The prescriber's clinical judgment guides this decision, taking into account the patient's overall health status and weight management goals within the context of a comprehensive treatment approach.

Both treatments require ongoing clinical oversight, with prescribers monitoring patient response and adjusting treatment plans as needed to ensure optimal outcomes and safety throughout the weight management journey.

Supply and Delivery Through UK Pharmacies

Both Mounjaro and Wegovy are supplied through GPhC-registered pharmacies, ensuring patients receive authentic medication through regulated channels. Treatments are delivered securely to specified addresses in discreet packaging, maintaining patient privacy while ensuring proper handling of these prescription medicines.

The regulated supply chain includes appropriate storage and handling procedures to maintain medication integrity from pharmacy to patient. This ensures the treatment received matches the prescribed medication in terms of quality, safety, and effectiveness.

Delivery services typically include tracking and secure receipt confirmation, allowing patients and prescribers to confirm successful delivery of the prescribed treatment. This systematic approach supports treatment adherence and ongoing clinical oversight of the weight management program.

NEW

GLP-1, now in adaily pill

Meet the daily GLP-1 tablet — needle-free, taken on your schedule, and prescribed by UK pharmacists. Designed for flexibility.

Join the free waitlist
Track your progress

Your journey,in your pocket

Track Now

Meet the newGLP-1 pill

  • Once-daily tablet · room-temp storage
  • No needles, no fridge
  • Up to ~15–17% in trials
How treatment works

How GLP-1 treatments help

Reduces appetite

Helps you feel fuller, sooner — so portions naturally shrink.

Curbs cravings

Quietens food noise so snacking and cravings ease off.

Slows digestion

Food stays in your stomach longer, steadying hunger between meals.

Steady blood sugar

Supports more stable glucose levels through the day.

Is GLP-1 treatment right for you?

GLP-1 medicines are powerful and prescription-only for good reason. They suit many people very well — and they aren’t appropriate for everyone. Here’s a clear, honest picture before you decide.

You may be suitable

Criteria met
BMI of 30 or higher
BMI of 27+ with weight-related conditions
Struggled to lose weight with diet alone
Ready to pair with lifestyle changes

Speak to us first

Potential risk
Pregnant, trying to conceive, or breastfeeding
History of certain thyroid cancers
Certain pancreatic or digestive conditions
Under the age of 18

Ready to start your journey?

Track your progress

Your journey, in your pocket

Track your journey

Log every dose and watch your progress build.

Download now Free to download — takes a minute to set up. App Store and Google Play

AI Meal Tracking. Built for GLP-1 Appetites.

Point your camera at any meal and in 4–6 seconds it logs the calories, macros, weight, and fullness it expects.

Never miss a dose

A daily nudge keeps you on track.

How it works

Achieve your goals in just a few simple steps.

Step 1

Start Free Consultation

Select safe UK treatments. Quick answers.

Step 2

Review By Our Clinical Team

Our expert team will use your consultation as the basis of our recommendation and communicate with you.

Step 3

Get it delivered fast

We’ll deliver direct to you, as quickly as tomorrow.

Trusted by thousands

Real people, real change

Hannah M.
Lost 2 st 4 lb in a year

“The cravings that used to run my evenings just quietened down. Having a pharmacist to message made it feel safe.”

David O.
Lost 3 st in a year

“Discreet, simple and genuinely supportive. The dose steps were explained clearly every time.”

Priya S.
Lost 1 st 9 lb in a year

“I finally feel like food isn’t the loudest thing in my head. The delivery was always discreet and on time.”

Frequently asked questions