You sleep, you eat okay, you're not lazy so why does 2:30 hit like a wall?
You've tried the extra coffee, the better mornings, maybe a drawer full of vitamins that didn't do much. By the afternoon your focus is gone and you're running on fumes.
Here's what most people never get told: by age 50, the molecule your cells use to turn food into energy called NAD+ has dropped by nearly half. Caffeine can whip a tired system, but it can't refuel one.
That's the real reason a growing number of adults are reaching past the coffee for something that works at the cellular level. Here are the 7 reasons they're switching.