I need to talk to you about sleep. Because no matter what supplements you take or how well you eat, if your sleep is not right, your brain cannot do its job.

Here is what actually happens when you sleep. Your brain activates a system called the glymphatic system. Think of it as a cleaning crew that only works the night shift. While you are in deep sleep, cerebrospinal fluid floods through your brain and flushes out waste products that accumulated during the day.

One of the waste products it clears is a protein called beta amyloid. This is the same protein that builds up in the brains of people with Alzheimer's disease. Every single night, your brain either clears it out or lets it accumulate. Sleep is quite literally your brain's garbage collection service.

But it goes beyond just cleaning. During REM sleep, your brain consolidates memories. It takes everything you learned during the day and transfers it from short term to long term storage. Without enough REM sleep, information simply does not stick.

Your brain also releases growth hormone during deep sleep, which is essential for cellular repair and regeneration throughout your entire body.

So when you miss sleep or sleep poorly, it is not just tiredness. Your brain did not clean itself. Your memories did not consolidate. Your cells did not repair. And this compounds night after night.

The supplements I have been showing you work best when your sleep is supporting them. Magnesium l-threonate helps here because it promotes deeper sleep. But the habits matter just as much as the supplements.

If you want the full breakdown on how to optimise your sleep, including the habits, the environment, and the complete sleep stack, ask me about the sleep journey. It goes deep into everything your brain needs at night.