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Frequently asked questions
Quick answers on orders, delivery, our pens and certification. Can’t find what you need? Get in touch.
Orders & delivery
How quickly will my order ship?
Orders placed before 1pm Monday to Friday are dispatched the same day. Anything after that goes out the next working day.
How much is delivery?
Tracked 24 delivery is £9.99, and free on orders over £150.
Is the packaging discreet?
Yes. Every order is sent in plain, tamper-evident packaging with no product names or branding on the outside.
How do I track my order?
You will receive a tracking link by email as soon as your order is dispatched.
Where do you deliver?
We currently deliver to the UK and Europe.
Our pens
Are the pens pre-mixed?
Yes. Every pen arrives pre-mixed and pre-filled, so there is nothing to reconstitute and no separate kit to buy.
What strengths does the Retatrutide Pen come in?
The Retatrutide Pen is available in 20 mg (£99.99) and 40 mg (£119.99). Choose your strength on the product page.
What is in the GLOW Pen?
Each box contains GHK-Cu 50 mg, BPC-157 10 mg and TB-500 10 mg, split across two pre-filled pens.
What is in the NAD+ Pen?
Each box contains 1,000 mg of NAD+, split across two pre-filled pens of 500 mg each.
How should I store my pens?
Storage instructions are printed on the box of every product.
Can you advise on how to use a product?
No. We do not provide usage guidance of any kind.
Authenticity & certification
How do I know your products are genuine?
We are an official Alluvi Healthcare stockist. Every box is genuine Alluvi stock with its own batch number and security seal, and certification is available on request. If anything doesn’t look right, contact us and we will put it right.
Who makes your pens?
Our pens are made by Alluvi Healthcare and manufactured in Germany.
Can I get certification for my order?
Yes. Any certification you require is available on request. Use the form on our Our standards page and quote your batch number.
Where do I find my batch number?
It is printed on the box of every product, for example AR1721TRT.
How long does a certification request take?
We aim to email documentation within 48 hours.
Payments & returns
Which payment methods do you accept?
We accept all major credit and debit cards.
Do you offer discounts?
New customers get 10% off their first order with code WELCOME10.
Can I return a product?
For product integrity we cannot accept returns of opened pens. Damaged or incorrect items are replaced free of charge. See Delivery & returns for full details.