Science
Norepinephrine and Attention: The Inverted
Discover how norepinephrine and attention follow an inverted-U curve—and why too little or too much kills your focus. Find your optimal zone.
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Roon Team
June 18, 2026·11 min read
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Glutamate and GABA: The Brain's Accelerator and Brake
Learn how glutamate and GABA balance excitation and inhibition in your brain—and why this ratio affects focus, mood, and sleep.
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Roon Team
June 18, 2026·9 min read
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Science
Nicotine vs Acetylcholine
Nicotine mimics acetylcholine, your brain's memory chemical—but damages receptors over time. Learn the mechanism and smarter focus alternatives.
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Roon Team
June 18, 2026·9 min read
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Science
How Caffeine Actually Works in Your Brain
Caffeine doesn't give you energy—it blocks adenosine receptors to hide fatigue. Learn exactly how caffeine works in the brain and why crashes happen.
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Roon Team
June 18, 2026·10 min read
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Science
Acetylcholine Explained: The Brain's Focus, and
Discover how acetylcholine function drives focus, memory, and learning. A clear explainer on the brain's most studied neurotransmitter and why it matters.
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Roon Team
June 18, 2026·11 min read
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Science
The Science of Catecholamine Depletion
Discover how catecholamine depletion under stress shuts down your prefrontal cortex, killing focus and working memory—and what the science says about it.
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Roon Team
June 17, 2026·9 min read
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Science
What Is an Adaptogen? The Real Pharmacology Behind Stress-Herbs
Discover how adaptogens work beyond the marketing hype. Learn the real pharmacology behind stress-herbs like ashwagandha, Rhodiola, and ginseng.
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Roon Team
June 17, 2026·11 min read
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Science
Ashwagandha (KSM-66 vs Sensoril)
Discover the real ashwagandha benefits backed by science. Learn how KSM-66 and Sensoril differ, the right doses, and how long it takes to actually work.
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Roon Team
June 17, 2026·12 min read
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Science
Tianeptine ("Gas Station Heroin")
Tianeptine is sold as a supplement but acts like an opioid at high doses. Learn why it's called 'gas station heroin' and why regulators are cracking down.
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Roon Team
June 17, 2026·12 min read
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Science
The Vitamins and Minerals That Actually Affect Focus
Discover which vitamins and minerals genuinely improve focus—and which are just hype. Learn the truth about deficiencies, brain health, and what the
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Roon Team
June 17, 2026·10 min read
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Science
Iron Deficiency and Brain Fog
Iron deficiency brain fog can strike before anemia appears. Learn why low ferritin causes cognitive symptoms even when your hemoglobin looks completely
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Roon Team
June 17, 2026·12 min read
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Science
Magnesium L-Threonate for Memory and Focus
Does magnesium l-threonate actually improve memory and focus? Explore the real Magtein research, human trial results, and how it compares to other forms.
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Roon Team
June 17, 2026·11 min read
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Science
Vitamin D and Cognition: What the Evidence Actually Says
Does vitamin D actually boost brain health? Explore what large studies and supplement trials really show about vitamin D and cognition—without the hype.
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Roon Team
June 17, 2026·11 min read
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Science
Vitamin B12 and Brain Fog: What the Science Actually Shows
Struggling with brain fog? A vitamin B12 deficiency could be the cause. Learn the science, symptoms, and how to fix it fast.
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Roon Team
June 17, 2026·12 min read
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Science
B Vitamins and the Brain: The Complete Science
Discover what B vitamins really do for your brain. We break down the evidence on B6, B9, and B12, including what a 2025 meta-analysis found about
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Roon Team
June 17, 2026·10 min read
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Science
Guarana: Does the "Slow-Release Caffeine" Story Actually Hold Up?
The 'slow-release caffeine' story sells guarana products everywhere. But does the science back it up? Here's what the research actually shows.
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Roon Team
June 17, 2026·10 min read
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Science
Theobromine: The Gentle, Slow Stimulant Hiding in Your Chocolate
Theobromine is why dark chocolate feels calming yet alerting. Learn how this slow-acting stimulant compares to caffeine and what it actually does in your
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Roon Team
June 17, 2026·10 min read
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Science
Caffeine Anhydrous: What "Dried" Caffeine Actually Is
Caffeine anhydrous is just dehydrated caffeine—same molecule, higher purity. Learn what it is, how it's dosed, and why it's the default in supplements.
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Roon Team
June 17, 2026·11 min read
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Modafinil: How the Prescription Wakefulness Drug Actually Works
Learn how modafinil works in the brain, why it's a Schedule IV controlled substance, and what science says about its effects in healthy adults.
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Roon Team
June 17, 2026·11 min read
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Science
Phenibut: The Risks Behind the "Calm Focus" Reputation
Phenibut promises calm focus, but carries serious risks—fast tolerance, dependence, and withdrawal. Learn what it does and safer alternatives that work.
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Roon Team
June 17, 2026·10 min read
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Science
Noopept: Why a Tiny Dose Gets Big Claims, and What the Evidence Says
The '1,000x stronger' claim sounds impressive, but what does noopept research really show? We break down the evidence, dosing, and legal status.
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Roon Team
June 16, 2026·11 min read
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Science
Phenylpiracetam: The Stimulant Racetam Banned by WADA
Phenylpiracetam was built for Soviet cosmonauts and later banned by WADA. Learn what it does, why athletes fail drug tests for it, and its real risks.
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Roon Team
June 16, 2026·9 min read
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Science
Piracetam: The Original Nootropic, and What the Science Actually Shows
Piracetam invented the word 'nootropic'—but does the science hold up? We break down the real evidence, dosing, side effects, and whether it's worth it in
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Roon Team
June 16, 2026·12 min read
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Science
Reishi, Stress, and the Calm-Focus Connection
Discover how reishi benefits your stress response, sleep, and focus. A deep dive into the science behind this adaptogenic mushroom and how it actually
R
Roon Team
June 16, 2026·10 min read
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