The Gene Food Blog Learn the latest developments in personalized nutrition, genomics, heart healthy diets, and more. View our editorial policy Genetic Genie vs. Promethease: In-Depth Comparison The 3 Best At-Home Microbiome Tests 3X4 Genetics Review: Who Is the Service Best For? Paul Saladino Changed His Diet: Should You? The Best Methylated B Vitamin Supplements (And When to Take Them) Breaking Down My MTHFR Test Results My WHOOP Strap 4.0 Review: Why I Pay to Track HRV Peter Attia vs. Valter Longo: How Much Protein Should You Eat Daily? How to Spend HSA Funds: 5 Unique Ideas Function Health vs. Inside Tracker: Here’s How to Decide I Tried Function Health: Here is What I Learned from 100+ Tests My InsideTracker Review: Breaking Down Pros and Cons 1 2 3 … 20 »