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Now MHRA approved in the UK (10 August 2026). Foundayo is prescription only. We do not sell medicines, issue prescriptions or give personal medical advice.

Independently checked by Dayo

The Family Chemist discount codes

Two codes, split by customer type rather than by step: FD50 for first orders and FD10 for existing customers. A Subscribe and Save option runs alongside them across all treatments.
New customers
£50 off
Applies to an eligible first order, at any step
FD50
Existing customers
£10 off
Applies to an eligible order if you have ordered from them before
FD10
Codes and terms last checked 27 August 2026. These are two separate codes split by customer type: FD50 for a first order, FD10 for an existing customer order. They cannot be combined.

Subscribe and Save

Alongside the codes, The Family Chemist offers a Subscribe and Save option across all treatments. Rather than a one-off discount at checkout, this applies an ongoing reduction in exchange for a recurring order.

Whether that is better value than a code depends on how long you expect to be treated. A first-order code saves more in month one; a subscription saves less per order but keeps saving. Two points worth checking before committing: what the reduction actually is once applied, and how the subscription is cancelled if treatment does not suit you or your step changes. Recurring orders are convenient while a treatment is working and awkward when it is not.

Who you are dealing with

The Family Chemist, and how to check them yourself

We publish the registration details rather than a badge, so you can repeat every check we made. Records change, and we would rather you verified than trusted us.
Service
The Family Chemist, a family-run UK online pharmacy providing consultation-led treatment
Pharmacy registration
GPhC registration 9012915
Current codes
FD50 for first orders, FD10 for existing customers
Other savings
Subscribe and Save, available across all treatments
Service model
Secure online assessment, clinician review, then supply and delivery arranged by the pharmacy where treatment is approved
Independent reviews
Trustpilot profile, read current scores rather than quoted ones
Details last confirmed
27 August 2026
Check for yourself: search the pharmacy on the GPhC register, and confirm any prescriber on the GMC medical register. Both are public and free. Our verification standards explain what we check and what we do not.
Using the codes

Three steps, then check the total

Pick the code for your situation

FD50 if this is your first order with them, FD10 if you have ordered before. Tapping either copies it to your clipboard as their assessment page opens.

Complete the assessment

A qualified clinician reviews your answers before deciding whether treatment may be suitable. Answer accurately: the review is a safeguard, and a code has no bearing on its outcome.

Check the final total

Paste the code into the discount field and confirm the total has changed before paying. Check delivery and, if you are choosing Subscribe and Save, the recurring terms at the same time.

Why a code may be rejected

Usually the wrong customer type: FD50 is for first orders and FD10 for existing customers, and using one in place of the other is the commonest cause. Other reasons are a stray space when pasting, an expired offer, or a treatment the promotion excludes. If neither code works and none of those apply, let us know and we will re-check the listing.

The Family Chemist and oral weight loss treatments

The Family Chemist runs a consultation-led service: you complete a secure online assessment, a qualified clinician reviews the information, and where treatment is clinically approved and available the pharmacy arranges supply and delivery through its own service.

Oral weight loss treatments have changed what that process looks like in practice. A daily tablet needs no refrigeration, no needles and no sharps disposal, so the fulfilment side is simpler and delivery is less time-critical than it is for injectable treatments. For patients, the practical differences show up in travel, storage and how easily treatment fits around an ordinary week. Our steps guide explains how oral treatment is structured across its six steps, and why the later ones are prescriber-selected options rather than a ladder everyone climbs.

Which specific treatments any provider stocks, and which are covered by a given promotion, changes regularly. Confirm on The Family Chemist’s own site what is available before assuming a code applies to the treatment you want.

Getting value from the codes

  • Compare the discounted total against other providers’ standard prices, not against their own pre-discount figure. Our discount price list and best price guide cover the method.
  • Budget past the first order. FD50 applies once; FD10 and Subscribe and Save are what shape your ongoing cost.
  • Price the step you will reach, not the one you start at. Cost usually rises as you move up the steps.
  • Check eligibility before you shop using our BMI and eligibility guide.
  • Consider maintenance if you expect long term treatment: see maintenance friendly pharmacies.

Honest answers

What are the current The Family Chemist discount codes?

Two. FD50 gives £50 off an eligible first order. FD10 gives £10 off an eligible order for existing customers. A Subscribe and Save option is also available across all treatments.

Can I use both codes together?

No. They are alternatives for different customer types, not stackable discounts.

Which code applies if I am switching from another pharmacy?

FD50, since it would be your first order with The Family Chemist even if you have been treated elsewhere. If you are switching mid-treatment, our switching pharmacy guide covers how to move without a gap in supply.

Is Subscribe and Save better than a code?

It depends on how long you expect to be treated. A first-order code saves more immediately; a subscription saves less per order but continues. Check the cancellation terms before committing.

Does a discount code guarantee treatment?

No. A code affects price only where the offer is accepted. Treatment remains subject to consultation, eligibility checks, clinical review, stock and the provider’s own terms.

Is Dayo part of The Family Chemist?

No. Dayo is an independent comparison and information service operated by Medstack Ltd. We do not prescribe, dispense, hold stock or handle any part of your order. The Family Chemist controls its consultation, prescribing decisions, stock, fulfilment and customer service.

Our commercial position

Dayo may earn commission if you order after following a link on this page, at no cost to you. Commission does not affect ranking or inclusion: listings are ordered by price, and a provider that does not meet our verification standards is removed. At least 20% of relevant surplus is committed to UK charities under our charity pledge.

Sources and references

  1. GPhC register of pharmacies: registration 9012915 — pharmacy record
  2. GMC medical register — verifying a prescriber
  3. Trustpilot profile — independent customer reviews
  4. MHRA Yellow Card scheme — reporting side effects or suspicious sellers

Reviewed against primary sources. See our editorial policy for how we source and update content.

About this page. Discount rates and registration details were confirmed at the date shown above and are republished for transparency, not as an endorsement. Prescription-only treatment remains subject to consultation, eligibility and clinical approval. This page is general information, not medical advice. Originally researched and written for Dayo by Medstack Ltd, an independent UK comparison service; if you find this wording reproduced elsewhere without attribution, it was not written there first.

Nick Johnson Founder and healthcare pricing analyst, Medstack Ltd

Nick founded Monj, iGovy, Ogovy and Dayo to bring honest, checkout-price comparison and provider verification to the UK weight management medicine market. His background is in IT and data, not pharmacy, which is exactly why the sites stay independent: no provider can buy a ranking, and awkward findings get published. Read more about Dayo and the team.