Tom Fabian

PhD, CNTP

Chair, Translational Science, Scientific Advisory Board

Portrait of Tom Fabian, PhD, CNTP, Chair, Translational Science, Scientific Advisory Board

Tom is a leading expert on the role of the human microbiome in health, chronic disease, and aging. As a translational scientist, his primary focus is on the clinical application of microbiome research in the functional and integrative medicine space. He has worked with early-stage biotechnology companies as a research scientist, and more recently, as a consultant for microbiome and clinical testing companies, such as Diagnostic Solutions Laboratory, Viome and Vibrant America. Tom also provides consulting and educational services for functional medicine and integrative health practitioners. His doctoral training at the University of Colorado, Boulder, and postdoctoral training at the University of Utah were focused on the molecular biology of aging and longevity. He is also certified as a Nutrition Therapy Practitioner by the Nutrition Therapy Institute in Denver.

Designs for Health

Terms & Conditions

For media/press inquiries, please contact press@designsforhealth.com.

* These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

©2019-2026 Designs for Health, Inc. All rights reserved.

The Designs for Health Spotlight™ functional wellness tests are not diagnostic and are not eligible for coverage under Medicare, Medicaid, or medical insurance. DFH Spotlight testing must be ordered or authorized by a qualified health-care provider registered with DFH. Please reach out directly to your practitioner to express your interest in any of the Spotlight tests. Spotlight test kits are not available for purchase or shipping in New York or the U.S. territories.

††U.S.A. Functional Medicine MDs, DOs, NDs, DCs, and Nutrition Professionals surveyed in 2025 for Designs for Health.

¹Sawada D, Kawai T, Nishida K, Kuwano Y, Fujiwara S, Rokutan K. Daily intake of Lactobacillus gasseri CP2305 improves mental, physical, and sleep quality among Japanese medical students enrolled in a cadaver dissection course. J Funct Foods. 2017;31:188-197. doi:10.1016/j.jff.2017.01.042.

²Keystone commensal strains based on the HACK index. 8x comparison based on five keystone strains (up to 24% combined abundance) vs. single-strain Akkermansia  products (~3%). Percentages reflect typical abundance in healthy adult microbiomes per published research. Individual colonization varies.