Evidence-led biohacking for focus and productivity.https://thefocusstack.co.uk/https://thefocusstack.co.uk/start-here/https://thefocusstack.co.uk/start-here/New to biohacking for focus? This is the order that gives the biggest return, from free foundations to the supplements worth paying for.Wed, 21 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/the-pouch-era/https://thefocusstack.co.uk/blog/the-pouch-era/Nicotine pouches taught a generation a better way to take something functional. Now supplements are following, and L-theanine might be the perfect fit.Wed, 21 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/friction-design/https://thefocusstack.co.uk/blog/friction-design/Willpower is a terrible focus strategy. Here's how to engineer your phone, browser and desk so the easiest thing to do is the thing you meant to do.Tue, 20 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/the-focus-stack-protocol/https://thefocusstack.co.uk/blog/the-focus-stack-protocol/Every layer (room, fuel, sound and the rules of the session) combined into one repeatable block. Run it, then tune it to you.Mon, 19 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/caffeine-done-right/https://thefocusstack.co.uk/blog/caffeine-done-right/The world's favourite focus drug is also the most misused. How much actually helps, when to drink it, the myths to drop, and how to keep it from wrecking your sleep.Sun, 18 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/caffeine-l-theanine/https://thefocusstack.co.uk/blog/caffeine-l-theanine/Coffee brings the push, L-theanine takes the edge off. The key trials, the doses they used and how to build the stack yourself.Sat, 17 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/creatine-for-your-brain/https://thefocusstack.co.uk/blog/creatine-for-your-brain/Creatine is one of the safest, cheapest and most studied supplements on earth. The evidence for its brain benefits is real, but it helps some people far more than others.Fri, 16 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/sleep-is-the-stack/https://thefocusstack.co.uk/blog/sleep-is-the-stack/No supplement outperforms a good night's sleep. What short sleep really does to focus, and the simple levers (light, timing, temperature) that fix most of it.Thu, 15 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/work-in-blocks/https://thefocusstack.co.uk/blog/work-in-blocks/The three most popular ways to structure a work session, what each is good for, and how to choose based on the task in front of you.Wed, 14 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/nicotine-pouches-and-focus/https://thefocusstack.co.uk/blog/nicotine-pouches-and-focus/Nicotine pouches made the format famous, and plenty of people swear they help them lock in. What the research says, what it leaves out, and the nicotine-free alternatives.Tue, 13 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/nootropic-hype-check/https://thefocusstack.co.uk/blog/nootropic-hype-check/The supplements all over your feed, checked against the actual human research. Some earn their place. Some are mostly marketing.Mon, 12 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/move-to-think/https://thefocusstack.co.uk/blog/move-to-think/You don't need a gym session to get a cognitive boost. What a single bout of movement does to attention and creativity, and how to fit it into a workday.Sun, 11 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/state-switches/https://thefocusstack.co.uk/blog/state-switches/Feeling flat, wired or foggy? Three tools that change how you feel in minutes, what the research supports, and how to use them safely.Sat, 10 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/fuel-and-hydration/https://thefocusstack.co.uk/blog/fuel-and-hydration/Mild dehydration measurably dulls attention, and a heavy lunch can wipe out your afternoon. Simple, evidence-backed eating and drinking habits for a clearer head.Fri, 09 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/the-room-is-a-supplement/https://thefocusstack.co.uk/blog/the-room-is-a-supplement/Before you buy anything, fix the air, light, temperature and clutter around you. The free upgrades most people never make.Thu, 08 Oct 2026 00:00:00 GMThttps://thefocusstack.co.uk/blog/sound-for-focus/https://thefocusstack.co.uk/blog/sound-for-focus/Binaural beats claim to tune your brainwaves and brown noise is everywhere. What the studies say, and how to build a focus soundtrack that works.Wed, 07 Oct 2026 00:00:00 GMT