Do you have reflux?

Millions suffer from reflux symptoms, such as heartburn, throat clearing, regurgitation & chronic cough. Peptest is the world's first non-invasive diagnostic for reflux disease.

What is reflux?

Reflux disease is a common condition, where the stomach contents passes back up into the oesophagus.

How can Peptest help?

Peptest is an accurate, painless and inexpensive test that tells you quickly and conclusively if you have reflux disease.

Peptest Studies

Discover the medical experts using Peptest in their research studies into pepsin and gastrointestinal issues.

What people say about using Peptest…

Using Peptest, the high levels of pepsin in my saliva confirmed I was refluxing but also the levels involved and when it was happening.

Muriela (patient)

After taking Peptest, my results showed very high levels of pepsin, especially after my midday and evening meals.

Ian (patient)

Within 48 hours I received my results showing that I had high levels of pepsin present in my saliva.

Garry (patient)

I’ve been using Peptest for over a year now. It’s a completely non-invasive test that just involves spitting into a tube.

Mr Mark Watson (Surgeon)


...say Peptest instructions are easy to follow


....consider Peptest to be good value


....would consider using Peptest again


... are satisfied with their diagnosis

* According to customer research

Peptest exhibited at Laryngology Study Day

Biohit Healthcare, the distributor for Peptest in the UK and Ireland, exhibited at a British Laryngological Association study day this month. (Pictured at the event is Andrew Woodcock, laboratory manager at RD Biomed, with surgeon Mark Watson). The one-day meeting was...

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Peptest™ is a single use in-vitro diagnostic device not for ingestion. It conforms to the European Directive 98/79/EC on in-vitro Diagnostic Medical Devices; this is shown by the CE mark of conformity.

Peptest™ kits are manufactured in the UK by RDBiomed Limited – a private limited company registered in England and Wales with number 06979218.

RDBiomed Limited
Daisy Building (2nd Floor)
Castle Hill Hospital
Castle Road
HU16 5JQ, UK

VAT Number: GB 990 1918 96