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Our Science Team

Advisory Board

Portrait of Chris D’Adamo, Chair, Nutritional Research and Epidemiology, Scientific Advisory Board

Chris D’Adamo

PhD
Chair, Nutritional Research and Epidemiology, Scientific Advisory Board
Portrait of Tom Fabian, Chair, Translational Science, Scientific Advisory Board

Tom Fabian

PhD, CNTP
Chair, Translational Science, Scientific Advisory Board
Portrait of Barrie Tan, Nutritional Biochemistry and Ingredients Expert, Scientific Advisory Board

Barrie Tan

Ph.D.
Nutritional Biochemistry and Ingredients Expert, Scientific Advisory Board
Portrait of Todd LePine, Member, Scientific Advisory Board

Todd LePine

MD
Member, Scientific Advisory Board
Portrait of Dennis Goodman, Member, Scientific Advisory Board

Dennis Goodman

MD, FACP, FACC
Member, Scientific Advisory Board
Portrait of Derek Johnson, Member, Scientific Advisory Board

Derek Johnson

BCIH, CN
Member, Scientific Advisory Board
Portrait of Daniel Kalish, Member, Scientific Advisory Board

Daniel Kalish

DC
Member, Scientific Advisory Board
Portrait of Rebecca Murray, Member, Scientific Advisory Board

Rebecca Murray

APRN, FNP, MSN, CDE
Member, Scientific Advisory Board
Portrait of Dr. Nancy O’Hara, Member, Scientific Advisory Board

Dr. Nancy O’Hara

MD
Member, Scientific Advisory Board
Portrait of Mark Menolascino, Member, Scientific Advisory Board

Mark Menolascino

MD
Member, Scientific Advisory Board
Portrait of Peter D’Adamo, Member, Scientific Advisory Board

Peter D’Adamo

ND
Member, Scientific Advisory Board
Portrait of Melody L. Hartzler, Member, Scientific Advisory Board

Melody L. Hartzler

PharmD, BCACP, BC-ADM, ABAAHP
Member, Scientific Advisory Board
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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.