Established in 1987 by Dr. Elias Ilyia, Diagnos-Techs is the leading salivary-based testing and research laboratory in the United States. In 1989 Diagnos-Techs was the first laboratory to introduce salivary-based hormone testing into routine clinical practice , and in 1995 added salivary-based gastrointestinal and food intolerance testing. A pioneer and leader in saliva-based testing, Diagnos-Techs is committed to assisting health care professionals in restoring patients' health and wellness by offering powerful tools for evaluating stress, hormone-related disease and health conditions.

Diagnos-Techs actively pursues a program of research and development to continually improve the services that are provided.

Diagnos-Techs believes patients have a right to be active participants in their medical care and deserve to make informed decisions regarding choices that affect their health.

Diagnos-Techs medical support team of MDs, NDs and PhDs are available to our licensed health care professional clients for a courtesy consultation and interpretation of test results.

Diagnos-Techs' education seminars provide the latest heath care information and the most up-to-date medical research for practical clinical applications.