Start with high-confidence nutrition books, then narrow by subgenre or adjacent topics.
Eat for Life
Joel Fuhrman M.D., Joel Fuhrman
Thiamine Deficiency Disease, Dysautonomia, and High Calorie Malnutrition
Derrick Lonsdale, Chandler Marrs
Food Rules
Michael Pollan
Advanced Nutrition and Human Metabolism
Sareen S. Gropper, Jack L. Smith
Prescription for Nutritional Healing, Sixth Edition
Phyllis A. Balch CNC, Phyllis A. Balch
The Science of Nutrition
Rhiannon Lambert, D.K. Publishing
Nutrition and HIV
Mary Romeyn
How Not to Die
Michael Greger M.D. FACLM, Gene Stone
Deep Nutrition
Catherine Shanahan
How Not to Diet
Michael Greger M.D. FACLM, Michael Greger
How Not to Age
The Big Fat Surprise
Nina Teicholz
Born to Eat
Wendy Jo Peterson, Leslie Schilling
Unsavory Truth
Marion Nestle
Epigenetics
Joel D. Wallach D.V.M, Ma Lan M.D.
The Longevity Nutrient
Stephanie Venn-Watson