Can your brain
filter the
noise?
Play the quick 60-second color-filter game, reveal your Distraction Type + Mental Filter Score, and see what keeps your attention locked in all day — even when everything's pulling at it.
★★★★★ 55,000+ players · 100% freeTap the color, ignore the word
A color word will flash — but in the wrong ink. Ignore what it says and tap the color it's printed in, fast. This tests the mental filter that lets you block distraction — the first thing to slip when you're depleted.
Printed in red → you'd tap Red.
skip the game →Building your Focus Profile…
The Easily-Pulled
Here's the part most people miss: a leaky attention filter isn't a willpower flaw — researchers describe it as a brain that's depleted from the thousands of decisions you've already made. The good news is that this is one of the more addressable patterns.
It's called decision fatigue
You make tens of thousands of small choices a day. Each one fires glutamate in the prefrontal cortex — the same region that filters distraction. When it builds up faster than your brain clears it, focus leaks, choices get harder, and the 3pm wall hits. These are the 5 signs:
Pulled to your phone, a notification, anything but the task.
Picking the easiest option instead of the best one.
Putting decisions off until the pressure builds.
Reacting impulsively instead of responding thoughtfully.
Sharp in the morning, foggy and scattered after lunch.
The conventional fix is more caffeine — but coffee wakes you up, it doesn't help your brain clear the buildup. That's the gap the next step targets →
Numin — clinically studied focus
A once-a-day drink built around the buildup behind decision fatigue. No caffeine kick — you simply notice you stop drifting off-task. Tastes like lemon iced tea.
Formulated around glutamate clearance in the prefrontal cortex — the brand's described mechanism for decision fatigue.
Rhodiola rosea, L-Tyrosine, Curcumin (Curcugen™), MSM and Crominex 3+ — chosen for cognitive support under load.
Steady clarity without the coffee spike-and-drop. You notice what doesn't happen.
Free shipping, 30-day money-back guarantee, pause or cancel anytime.
Choose your plan
"I used to check my phone every five minutes by mid-afternoon. Now I actually finish what I start. Strange and great."
"Stimulants spike my anxiety. This doesn't. Locked-in when I need it, calm the rest of the time."
"I'd been burned by focus supplements before. This isn't a buzz — it's just less mental noise. Six hours in, no crash."
[*] Manufacturer-cited clinical trial, reported as published in Frontiers in Nutrition (2025). Figures are the brand's claims and have not been independently verified on this page.
[1] Baumeister & Vohs — research on decision fatigue & self-regulation. Overview
Securing your order…
Taking you straight to the secure checkout.
Not redirected? tap here to continue →