The Science Behind PCR STI Home Testing: How Does It Work?

Ever Wondered How STI Home Test Kits Work?

If you’re experiencing strange itching, pain, or abnormal discharge, you might be considering an STI test. Modern home testing is not only convenient—but thanks to PCR (Polymerase Chain Reaction) technology, it’s also incredibly accurate.

What is PCR Testing in Sexual Health?

PCR is a laboratory method that looks for genetic material unique to bacteria, viruses, and parasites. In the context of our 7-Pathogen STI PCR Home Test Kit, this means we amplify and detect DNA from seven common pathogens in the UK. NHS resource: diagnosing STIs.

Why Is This Better Than Other Methods?

• Early detection: Finds infections before symptoms show up
• High accuracy: Fewer false negatives or positives
• Rapid results: Get answers in as little as two days

How Do You Collect the Sample?

• Simple urine sample for men and women
• Genital swab for additional accuracy (especially in women)
• Follow the included instructions for best results

What Happens After I Send My Sample?

• Your sample arrives at an accredited UK laboratory
• PCR testing identifies if any of the 7 pathogens are present
• Results are sent to your secure online account—fast and confidential

"PCR technology is a huge leap forward for sexual health. Accurate, discreet, and quick—all from your own home."

Ready to experience the advantages of PCR home testing? Order your kit today or book an in-person test at Mayfield Clinic.