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MedExpress vs Voy

TGBy the Top Editorial Team· Reviewed 2026-09-01· Cites NHS & the MHRA· Not medical advice
UK-specific comparisonHow we rank →

Short answer: both MedExpress and Voy are legitimate UK weight-loss services that begin with an online clinical assessment. Our pick is MedExpress — but they suit different people, and we call out where Voy is genuinely stronger. Here's the honest side-by-side.

Educational, not medical advice. This page compares weight-loss services in general terms. Only a registered clinician who knows your history can decide what's right for you.

Side by side

MedExpressVoy
RegulationGPhC-registered online pharmacy (UK), CQC-regulatedClinician-led UK weight-loss service, supplied via a registered pharmacy
Trustpilot4.3 / 5 · 54,8684.7 / 5 · 25,825
Service modelPay-as-you-go online pharmacy — no subscription lock-inSubscription programme with app tracking and coaching
DeliveryHome delivery, frequently next-day, no subscription requiredHome delivery with automatic refills (cancel anytime)
Money-back—180-day money-back promise
EligibilityYou may be suitable from a BMI of 25 — a clinician decidesSuitability is assessed by a clinician based on your BMI and history
Best atA properly regulated UK pharmacy (GPhC + CQC) with a strong service record and fast deliveryOne of the highest Trustpilot ratings in the UK, an app-based coaching programme, and a 180-day money-back promise
Watch-outIt's a straightforward pharmacy rather than an app-based coaching programme, and list prices change — check the current cost at checkoutSubscription model — some reviewers were surprised by monthly price increases, so check the ongoing cost before committing
Our pick: MedExpress

We recommend MedExpress for most people: a properly regulated pharmacy (GPhC + CQC) with fast, frequently next-day delivery and no subscription lock-in. In fairness, Voy actually holds a higher Trustpilot score (4.7 / 5 vs 4.3 / 5) and is a strong choice if you want subscription programme with app tracking and coaching and a 180-day money-back promise. Just weigh subscription model — some reviewers were surprised by monthly price increases, so check the ongoing cost before committing.

4.3 / 5Trustpilot· 54,868 reviews
Check your eligibility: MedExpress

Which should you choose?

MedExpressOur pick

GPhC-registered online pharmacy (UK), CQC-regulated

  • GPhC-registered and CQC-regulated — verifiable UK credentials
  • Clinician assessment on every order
  • Fast, frequently next-day delivery
  • No subscription lock-in — order as you need
  • A private, cash-pay service — not an NHS route
  • A pharmacy rather than an app-based coaching programme
Check your eligibility

Voy

Clinician-led UK weight-loss service, supplied via a registered pharmacy

  • Very high Trustpilot rating, largely from verified customers
  • App-based programme with weight tracking and coaching support
  • 180-day money-back promise
  • Trusted by 100,000+ UK customers
  • Subscription model — reviewers report monthly price increases
  • More of an ongoing programme than a simple pharmacy
Check your eligibility

MedExpress vs Voy: common questions

Both are legitimate UK weight-loss services. MedExpress is our overall pick for a straightforward, regulated pharmacy with fast delivery and no subscription lock-in, while Voy stands out for one of the highest trustpilot ratings in the uk, an app-based coaching programme, and a 180-day money-back promise. The right choice depends on whether you prefer a simple pharmacy or an app-based programme — see the table above.

Sources & references

Clinical figures on this page trace to peer-reviewed trials and official regulators. We link the primary record so you can verify it yourself.

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