quality-and-testing
Quality, Testing & Sourcing
What sits behind every Vitality batch: UK manufacturing, independent ISO/IEC 17025-accredited laboratory testing, a Certificate of Analysis available on request, and careful ingredient sourcing. Here's exactly how we verify what's in the bottle.
Our quality process
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Ingredient sourcing
We source ingredients to recognised quality and purity standards, and choose well-characterised forms — for example, more bioavailable formats where the evidence supports them.
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UK manufacturing
Our products are manufactured in the UK, where production is held to established quality-management practices.
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Independent batch testing
Every batch is tested by an ISO/IEC 17025-accredited laboratory — independent of us — for identity, potency and contaminants. Accreditation to ISO/IEC 17025 is the international benchmark for a testing lab's competence.
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Certificate of Analysis
Each batch's results are documented in a Certificate of Analysis, which we make available on request so you can verify exactly what you're taking.
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Traceability
Batches are traceable, so any question about a specific product can be tied back to its test results.
In-house vs independent testing
Not all "tested" supplements are equal. Some brands rely only on a supplier's self-reported figures; others test in-house. The strongest standard is independent, third-party testing by an accredited laboratory — because the lab has no commercial stake in the result and its competence is formally verified.
That's the standard we hold ourselves to. Testing every batch with an ISO/IEC 17025-accredited lab, and offering the COA on request, means our quality claims are verifiable, not just stated. You can learn the underlying terms in our glossary.
Every batch is checked for
- Identity — confirming the ingredient is exactly what the label says.
- Potency — confirming the active is present at the stated dose.
- Purity & contaminants — screening for unwanted substances such as heavy metals and microbial contamination.
- Consistency — ensuring batch-to-batch reliability so what you reorder matches what you had before.
Quality FAQ
About Vitality Supplements. A UK-based longevity supplement manufacturer. Every batch is independently tested by an ISO/IEC 17025-accredited laboratory, with a Certificate of Analysis available on request. Contact: info@vitality-supplements.co.uk · 12 Deer Park Road, London SW19 3TL.
This page describes our quality processes and is general information, not medical advice. Our products are food supplements, not medicines, and carry no authorised health claims.

