
A clearer way to explore performance and wellbeing.
Aervyn brings product information, transparent composition and plain-English science together, so you understand what you're looking at before you decide anything.
- No payment today
- UK delivery in 1–3 days1–3 day delivery
- Or order on WhatsAppWhatsApp
Precision formulations. Clearly presented.
What would you like to explore?
Order today. Pay only once verified.
- 1Submit your requestNo payment is taken at this stage.
- 2We verify your detailsOrganisation and delivery address checked, usually within one working day.
- 3Receive your payment linkSent by WhatsApp or email. Pay securely by bank transfer (Open Banking).
- 4We dispatch your orderDelivered in 1–3 days once payment is confirmed.

Evidence behind every batch.
Have a question about a specific batch or certificate? Contact us →
How does the pen calculator work?
Select your pen and enter a milligram amount. The calculator converts it into the nearest whole click using that pen's fixed specification.
Open the pen calculatorSupply your organisation with Aervyn.
For laboratories, clinics, wellness and aesthetics clinics, therapists, universities and research organisations ordering regularly.
Become a partnerClear before you continue.
Can I order through this site?
Yes. Add products to your basket and submit an order request. No payment is taken at that point: we verify your details, then send a secure payment link by WhatsApp or email. Prefer to chat? Message us on WhatsApp.
How does the pen calculator work?
Select your pen and enter a milligram amount. The calculator converts it into the nearest whole click using that pen's fixed specification.
Can I dial the whole pen in one go?
No. Each single dial setting is capped for precision and safety; the full cartridge holds more than one dial setting covers.
Does the calculator recommend a dose?
No. It performs arithmetic only and does not provide a protocol, recommendation or medical advice.
How can I check batch or certificate information?
Contact our support team with the product name and batch reference and we'll help directly.




