ProPhase Labs, Inc. (PRPH)
OTCMKTS · Delayed Price · Currency is USD
0.138
-0.002 (-1.71%)
At close: Mar 6, 2026

ProPhase Labs Company Description

ProPhase Labs, Inc. develops and commercializes novel drugs, dietary supplements, and compounds in the United States.

It operates through two segments: Diagnostic Services and Consumer Products. The company provides a range of dietary supplements under the TK supplements, including Legendz XL, a male sexual enhancement; and Triple Edge XL, an energy and stamina booster.

It also develops BE-Smart Esophageal Pre-Cancer diagnostics screening test for early detection of esophageal cancer; genomics testing technologies to analyze entire genomes, including the genes and chromosomes in deoxyribonucleic acid; DNA Expand, a platform that allows consumers to upload their DNA data from previous DNA tests obtained from other service providers; and LB-1 and LB-2 for the treatment of cancer, inflammatory diseases or symptoms and memory related syndromes, diseases or symptoms, including dementia and Alzheimer’s disease.

In addition, the company provides a broad range of COVID-19 related clinical diagnostic and testing services, comprising PCR testing for COVID-19, and Influenza A and B, as well as rapid antigen testing for COVID-19.

It offers its genome sequencing products to consumers online with plans to sell in food, drug, and mass retail stores.

The company was formerly known as The Quigley Corporation. ProPhase Labs, Inc. was founded in 1989 and is headquartered in Garden City, New York.

ProPhase Labs, Inc.
ProPhase Labs logo
Country United States
Founded 1989
Industry Diagnostics & Research
Sector Healthcare
Employees 96
CEO Ted Karkus

Contact Details

Address:
711 Stewart Avenue
Garden City, New York 11530
United States
Phone 215 345 0919
Website prophaselabs.com

Stock Details

Ticker Symbol PRPH
Exchange OTCMKTS
Stock Type Common Stock
Fiscal Year January - December
Reporting Currency USD
ISIN Number US74345W1080
SIC Code 2834

Key Executives

Name Position
Ted William Karkus Chairman and Chief Executive Officer
Jason Karkus President of Nebula Genomics
Kevin Quinn Chief Product Officer of Nebula Genomics