Updated June 2026 · Independent

⚖️ Weight Loss Compare UK

Compare every weight loss method — GLP-1 injections, oral pills, meal plans, slimming clubs and surgery. Real prices from 26+ providers.

💉 Mounjaro from £148/mo 💉 Wegovy from £98.98/mo 💊 Oral GLP-1 Now Available 🏅 Slimming clubs from £11/mo
💉Cheapest Mounjaro 2.5mg: £148 (Chemist4U)
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💉Cheapest Wegovy 0.25mg: £98.98 (Asda)
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💊Orlistat from: £17.49/mo
·
🏅Slimming clubs from: £11/mo
·
✂️Gastric sleeve from: £8,995

🧮 Not sure which method is right for you?

Answer 3 quick questions — get a personalised comparison with timelines, costs and eligibility for every UK weight loss method.

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June 2026Last updated
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⚠️ Disclaimer: Prices sourced directly from provider websites (June 2026) and may change — always verify before purchasing. Not medical advice.
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💉 GLP-1 Injection Price Comparison

Compare Mounjaro (tirzepatide) and Wegovy (semaglutide) prices across all UK providers

✅ Prices last updated: June 2026
🏆 = cheapest per dose · Prices are per month's supply (1 pen = 4 weekly doses)
💡 Prices shown are listed medication costs (June 2026). Delivery fees (typically £2.99–£9.95) may apply on top. Always verify the total at checkout.
✅ Now Launched

Oral GLP-1 Weight Loss Pills Now Available in the UK

Oral semaglutide weight loss pills have launched in the UK. Compare prices across providers using our Oral Pills tab.

💊

💊 Weight Loss Pills UK 2026

Compare prescription and over-the-counter weight loss tablets — prices, evidence and eligibility

✅ Prices updated June 2026
MedicationTypeFrom (monthly)EligibilityEvidenceWhere to get
Rybelsus (oral semaglutide)Oral GLP-1£149/moBMI 30+ or 27+ with condition~15% weight loss (STEP trials)Online doctor / GP
Orlistat (Xenical/Alli)Prescription£17.49/moBMI 28+ with condition or 30+5–7% weight loss at 12moGP / online pharmacy
Alli (OTC Orlistat)Over Counter£29.99/moBMI 28+ (self-assessed)5% weight loss with low-fat dietBoots, Superdrug, Amazon
Naltrexone/Bupropion (Mysimba)Prescription£89/moBMI 30+ or 27+ with condition5–8% weight loss at 12moSpecialist clinics / online doctor
Phentermine (not licensed UK)UnlicensedNot recommendedN/ALimited / risk profileNot available in UK
Oral GLP-1

Rybelsus (Oral Semaglutide)

The first oral GLP-1 medication approved for weight management in the UK. Same active ingredient as Wegovy injection but taken as a daily tablet. Available from online doctors from ~£149/month.

From £149/month
Prescription

Orlistat (Prescription)

Blocks ~30% of dietary fat absorption. Available on NHS prescription or privately. Must be combined with a reduced-calorie diet to be effective. Most cost-effective prescription option available.

From £17.49/month
OTC

Alli (OTC Orlistat 60mg)

Lower-dose version of orlistat available without prescription from pharmacies. Reduces fat absorption, must be combined with a calorie-controlled low-fat diet. Half the prescription dose.

From £29.99/month
Prescription

Mysimba (Naltrexone/Bupropion)

Combination pill that targets the brain's reward system to reduce appetite and food cravings. NICE-approved for adults with BMI 30+ or 27+ with weight-related conditions.

From £89/month

🥗 Meal Replacement Plan Comparison

Compare UK meal replacement diets — Cambridge, LighterLife, Exante, Huel and more

✅ Prices updated June 2026
ProgrammeTypeCost/DayCost/MonthCaloriesSupportRating
⚠️ VLCD plans should only be used under medical supervision. Always consult your GP before starting.

🏅 Slimming Club Comparison

Compare WW, Slimming World, Nutracheck and more — prices, formats and evidence

✅ Prices updated June 2026
ClubFormatMonthly costAnnual costTrialBest forRating

✂️ Weight Loss Surgery UK 2026

Private bariatric surgery costs, outcomes and NHS eligibility

✅ Prices updated June 2026
⚕️ NHS bariatric surgery is available free for adults with BMI ≥40 (or ≥35 with obesity-related conditions) who have tried other weight loss interventions. Waiting times are typically 18–36 months. Ask your GP for a referral to a Tier 3 weight management service.

🏥 NHS Weight Loss Referrals & Free Options

Free and subsidised weight loss support available through the NHS in 2026

✅ Updated June 2026

🧮 Weight Loss Method Finder & Cost Calculator

Answer 3 questions to get a personalised comparison — timelines, costs and eligibility

📝 Weight Loss Blog & Guides

Expert guides, price breakdowns and tips for UK weight loss in 2026

🧮 Which weight loss method suits you?

Answer 3 quick questions — get a personalised cost estimate and timeline for every UK option.

💰 Real UK prices
📅 Months to goal
✅ Eligibility check
💊 All methods compared
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