Welcome to The Logic Series by Graham C. MacKenzie, Ph.C., pharmacist, compounding specialist, author, and health educator with more than three decades of experience.
Health information is everywhere, but knowing what to believe can be challenging.
The Logic Series helps readers cut through confusion, question misinformation, and better understand their health through science, experience, and common sense.
Explore three practical books covering healthy aging, gut health, and menopause.
Discover The Logic Series, written by pharmacist and health educator Graham C. MacKenzie. Each book makes complex health topics more understandable through practical explanations, research-informed insights, and straightforward guidance. Whether you’re interested in healthy aging, improving your understanding of the gut microbiome, or navigating menopause, there’s a book to help you make more informed decisions.