Fat Pen Monthly Cost UK - Budget Your Treatment

  • Transparent monthly pricing from £129.99 first order
  • Returning customer discounts on every future order
  • All-inclusive pricing with clinical assessment included
  • Flexible dosing options to match your budget
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Treatment from £144.99

Takes under 2 minutes · 100% online
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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.

Calculate Your Monthly Mounjaro Treatment Cost

Monthly Fat Pen Cost Breakdown UK

Understanding your monthly Mounjaro treatment cost helps you budget effectively for ongoing prescription medication. Each fat pen contains four doses for weekly injections, meaning one pen covers exactly one month of treatment when used as prescribed alongside diet and exercise.

First-time patients benefit from reduced pricing: 2.5mg pens start at £129.99, while maintenance doses like 10mg cost £229.99 for new customers. This represents significant monthly savings compared to standard pricing, helping you begin treatment affordably.

Ongoing Monthly Costs for Regular Patients

Returning customers receive £25 off every order, making monthly treatment more affordable long-term. The 5mg maintenance dose costs £174.99 monthly for established patients, while higher doses like 12.5mg cost £274.99 per month. This consistent discount structure helps you plan monthly expenses accurately.

Many patients find their optimal dose after initial titration, allowing precise monthly budgeting. The prescription-only medication requires clinical assessment with each order, included in the monthly cost with no additional fees.

Multi-Month Bundles Reduce Monthly Costs

Our 2-pen and 3-pen bundles offer substantial monthly savings for patients planning ahead. The Progress Duo (5mg + 7.5mg) costs £369.99 for first orders, covering two months at £184.99 monthly - significant savings compared to individual purchases.

The Progress Trio bundle provides three months' treatment from £634.99, reducing monthly costs to approximately £211.66. These bundles suit patients transitioning between doses or stocking up for consistent treatment.

Budgeting for Different Dosage Strengths

Monthly costs vary by prescribed dosage strength. Starting doses (2.5mg) offer the lowest monthly cost at £144.99 for returning patients, while maximum doses (15mg) cost £293.99 monthly. Your prescriber may adjust dosages based on tolerance and effectiveness, affecting monthly budgets.

Most patients stabilise on middle-range doses, with 7.5mg costing £224.99 monthly and 10mg at £244.99 per month for established customers. These represent typical ongoing monthly expenses for successful treatment.

Additional Monthly Considerations

Express approval (24-hour processing) incurs additional costs but ensures uninterrupted monthly supply. Standard approval takes three working days at no extra charge. All pricing includes clinical assessment, prescription writing, and standard UK delivery.

The prescription-only tirzepatide medication works by activating GIP and GLP-1 hormones, which may help regulate appetite and promote feelings of fullness when combined with reduced-calorie diet and increased physical activity.

Ready to start budgeting your monthly treatment? Order your fat pen prescription today with transparent pricing and professional clinical support throughout your journey.

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