Your NAD+ Levels Haven't Been Refilled in Years.
The real problem was never addressed. Here's what's actually going on.
Your cells run on NAD+. It powers your mitochondria, your DNA repair, your recovery. By your 40s, you have half the NAD+ you had at 20. And unlike sleep or diet, you can't fix that with lifestyle alone.
NMN is how your body makes more of it. Supplementing at the right dose gives your cells what they need to actually do their job.
You're not lazy and you're not broken. Your cells are running low on the fuel they need to recover overnight. NAD+ is what your body uses to repair while you sleep. When levels drop, rest stops feeling restful.
That 2pm wall isn't a caffeine problem. It's a cellular energy problem. NAD+ fuels the mitochondria in your brain the same way it fuels the rest of your body. When levels drop, thinking gets harder.