The lovely lady taking my blood was so helpful and informative. She didn’t rush me and I felt extremely comfortable. Results the next day which showed up so concerning readings which I’ve acted on imm... See more
Company replied
Location
Switch location36-37 Castle Street, GU1 3UQ Guildford, England, GB
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See what reviewers are saying
Fabulous service. Easy to book, very friendly reception and phlebotomists who cater well for nervous people too. Have had several appointments at the Guildford clinic and they have been on time, helpf... See more
Company replied
Have used One Day Tests for a while now. Their service really is 5* Yesterday, booked appointment at Guildford Clinic (situated over Cote Restaurant) & received results last night. Many thanks to Magd... See more
Company replied
Test results were easy to understand and showed things that need to be fixed. These insights were well worth the money. The booking process, payment and having the blood taken for processing were effi... See more
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Company details
Written by the company
Accessible and affordable private blood testing clinics, home kits and phlebotomy nurse visits. Huge range of biomarkers, monitoring panels and health screenings. Same or next day results on over 300 biomarkers!
Contact info
36-37 Castle Street, GU1 3UQ, Guildford, England, United Kingdom
4.9
Excellent
209 reviews
Asks customers to review
This company invites their customers to review, whether positive or negative
Replied to 99% of negative reviews
Typically replies within 2 weeks
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A great service
A great service - efficient at the clinic and all the results back by the end of the day.
12 February 2026
Reply from One Day Tests - Guildford
We really appreciate you leaving us a 5* review.
Outstanding service.
The phlebotomist was very helpful and accommodating, making you feel calm and relaxed. She walked you through all the steps and was happy to answer any questions I had. The results came back faster that expected. Excellent service throughout.
30 January 2026
Reply from One Day Tests - Guildford
Thank you for the 5* review. We really appreciate it.
Reply from One Day Tests - Guildford
We really appreciate your review and the 5-star rating. Thank you.
Amazing, quick and simple
The lady who did my test was so friendly, explained everything in great detail, very smiley and happy!
Will definitely be returning and recommending to friends and family
Results were the same day!
29 January 2026
Reply from One Day Tests - Guildford
Thank you very much for your kind words and recommending our service. We really appreciate it.
Very professional but with a light…
Very professional but with a light touch. One barely noticed the event.
23 January 2026
Reply from One Day Tests - Guildford
Thank you very much for your amazing review of our service.
Incredibly quick booking and results
Incredibly quick booking and results. Clear dashboard showing everything in one place and a description of what each result means.
30 December 2025
Reply from One Day Tests - Guildford
We really appreciate you leaving us a 5* review.
One Day Tests the best of its kind
One Day Tests is for me the best of its kind.
You can book a blood test with sample taken the same day and results arrive usually within 24h depending on the complexity of the analysis.
The nurse is just great. Friendly, respectful, taking the time, efficient, giving good advices, listener, what to say more she is really great. Always here and always wonderful.
Go and see, you will be the next one to put 5 stars to this great company. :)
16 January 2026
Reply from One Day Tests - Guildford
Really pleasing to hear stories from customers like yourself that had such a positive experience using our service. Thank you for leaving us a 5-star review.
Rapid blood test So convenient
So convenient, rapid, painless and had the results same afternoon. Price is reasonable. There is a carpark 2 min. away. Staff was kind and professional.
22 January 2026
Reply from One Day Tests - Guildford
Great to hear. Thank you for leaving us a 5* review.
Easy to get an appointment
Easy to get an appointment, no queues, very quick turnaround on the results and a very good follow up consultation on-line.
12 January 2026
Reply from One Day Tests - Guildford
Thank you very much for your amazing review of our service.
On time
On time - on schedule for results, charming service and NO PAIN ! Well done - as a frequent blood test patient, I will be back ….
14 January 2026
Reply from One Day Tests - Guildford
Thank you for the 5 star review. We look forward to seeing you again in the future.
Amazing service
Amazing service. Booked appt within a day and my blood results were ready same day. Magda my nurse was a star. Thankyou.
22 December 2025
Reply from One Day Tests - Guildford
Thank you for the 5* review. We really appreciate it.
Reply from One Day Tests - Guildford
Thank you for the 5* review
The practioner was very patient during…
The practioner was very patient during the sample taking. Talked through the whole process step by step and gave me enough time to decide and clarify what i wanted to do. Over all i had a very good experience
11 December 2025
Reply from One Day Tests - Guildford
Thank you for the 5* review. We really appreciate it.
I liked being here
I liked being here, I took a blood test. Very cozy quiet place. The medical worker was very friendly and knows his job. She took the blood carefully. The result was one day
8 December 2025
Reply from One Day Tests - Guildford
Really happy to hear about your experience with us. Thank you for leaving a review.
Reliable fast results
This is a reliable company that I have used several times for myself and family members. The blood test results come through quickly, usually within 24 hours. You can choose whatever aspects you particularly want to look at, or buy a package that covers everything. The website is easy to follow. The lady who takes the blood at the Guildford branch is great at putting patients at ease and doing it totally painlessly.
9 December 2025
Reply from One Day Tests - Guildford
We are really pleased to hear this. Thank you for spending the time to leave your feedback.
Excellent service from Magdalena!
Clear concise information, very calm and relaxed from the moment of meeting Magdalena who executed the blood taking almost without me noticing! Excellent service, and delivery of results happened exactly as explained by her. Will recommend to all.
5 December 2025
Reply from One Day Tests - Guildford
Thank you for taking the time to leave us a review! We’re delighted to know you had a great experience.
Very pleasant staff and an efficient…
Very pleasant staff and an efficient professional service
27 November 2025
Reply from One Day Tests - Guildford
Thank you for the 5* review
I use One Day Test every year
I use One Day Test every year, it’s always an effortless process and speedy turnaround.
The nurse that takes the bloods is very welcoming and professional, this always makes things more comfortable and makes it easier to return time and time again.
Thank you
2 December 2025
Reply from One Day Tests - Guildford
We look forward to seeing you again in the future. Thank you for leaving us a 5* review.
Very efficient and fast service!
Great experience and very efficient and fast service. The blood results came back the same day.
24 November 2025
Reply from One Day Tests - Guildford
Thank you very much for your amazing review of our service.
Their service is excellent
Their service is excellent. I got my results same day! The dashboard is also very user friendly
21 November 2025
Reply from One Day Tests - Guildford
Thank you very much for your amazing review of our service.
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