W. Todd Penberthy, PhD (biochemistry)



Biochemical consultation service (anywhere) and high-powered laser photobiomodulation therapy (local central Florida only). 



Helping you restore your good health with the molecular parts that once gave you good health (orthomolecular medicine), not xenobiotics. 



Offering nutritional guidance with home-based clinical laboratory testing services as needed in cooperation with your physician (services offered).  



I am a biochemist and continuing medical education writer developing courses describing the latest approaches for physicians, attending medical conferences, and reporting on translational medicine discoveries. 



My expertise has been and continues to be focus on all things NAD, particularly niacin (& vitamin B3s), which is uniquely the best in my opinion. 




Therapeutic areas:

  • Cardiovascular disease / lipids / cholesterol / event risk 
  • Chronic kidney disease
  • Diabetes 
  • Cancer
  • Neurological disease 



W. "Todd" Penberthy, PhD

PhD in Biochemistry, U. Tennessee, Memphis, 1997

Tufts, Medical College of Georgia, UCLA (1997-2004)


Mentored by Abram Hoffer, MD, PhD (2004-2007; b1917-d2007)



Continuing Medical Education writer teaching & courses for physicians to get their board certifications 2013-current



Internationally known for niacin/NAD expertise, Pubmed publications



University textbook author (niacin, vitamins B1-B3, biotin); PKN 2020  BPMAHN 2018 & 2012 both



Member of the International Society of Orthomolecular Medicine


Author: The Vitamin Cure for Arthritis; forwards to Niacin, The Real Story

Regularly attends medical conferences



Invited presentation to The 50th International Society for Orthomolecular Medicine conference, “NAD History - Niacin Before & Forever After”


Presentations March, 2021 to Society for the Advancement of Hormones and Healthy Aging Medicine Malaysia: (first talk) “Niacin/NAD Your Gateway to Good Health & (2nd talk) Addressing the Challenges of Dementia with Orthomolecular Medicine


Editorial board member of the Orthomolecular Medical News Service & Journal of Orthomolecular Medicine, member of the International Society of Orthomolecular Medicine



Professor; U. of Cincinnati & U. of Central Florida; Independently directing research (2004-2012) 


Mayo Clinic 2009, Case Western Reserve 2009 


Master NAD pathway

Master NAD Pathway
Master NAD P-way 22.pdf
Adobe Acrobat Document 1.1 MB