Recommendation Insights has previously described the many ways that genetic variations determine any single individual’s wine taste experience: Inherited Taste Chaos Sabotages Recommendations.
Source: Food Chemistry via Palate Press
Now comes this very well-written article that expands that concept: Spit and image: How saliva customizes your wine tasting experience: “Not seeing eye to eye on a wine’s flavor isn’t just about different taste buds and neural connections and memory triggers. It’s partially a matter of body chemistry.”
That article describes one more biological foundation for why broad reviews of wine cannot result in accurate recommendations.