Science
Pycnogenol (French Maritime Pine Bark Extract)
Pycnogenol (French maritime pine bark) may boost sustained attention and memory over 4–12 weeks. See what the research actually says about dosage and
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Roon Team
June 22, 2026·11 min read
+2
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Science
Vinpocetine: The Periwinkle Nootropic, Its Evidence, and the FDA Question
Is vinpocetine worth taking? Explore the real science behind this nootropic, its proposed benefits for brain health, and why the FDA has flagged it twice.
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Roon Team
June 22, 2026·11 min read
+2
Science
Choline Bitartrate: Is the Cheapest Choline Worth It?
Choline bitartrate is affordable, but does it work? Learn when it's worth buying and when to choose citicoline or alpha-GPC instead.
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Roon Team
June 22, 2026·9 min read
+1
Science
DMAE (Dimethylaminoethanol): What the Science Actually Says
DMAE is marketed as a brain booster, but the science tells a different story. Discover what the evidence actually says about DMAE benefits and risks.
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Roon Team
June 22, 2026·10 min read
+1
Science
Uridine Monophosphate: Benefits, Dosage, and the Science
Discover the real uridine monophosphate benefits, how it supports brain structure via the Kennedy cycle, optimal dosage, and what the evidence actually
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Roon Team
June 22, 2026·9 min read
+2
Science
Beta-Alanine for the Brain: Carnosine, Resilience
Beta-alanine isn't just for muscles. Explore how it builds brain carnosine, what the science says about focus, resilience, and cognitive aging.
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Roon Team
June 22, 2026·9 min read
+3
Science
Glycine for Sharper Days: The Next-Morning Cognition Angle
Glycine daytime alertness starts the night before. Learn how 3g before bed improves sleep quality and sharpens next-morning focus and energy.
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Roon Team
June 22, 2026·9 min read
+2
Science
Acetyl-L-Carnitine for Mental Fatigue and Brain Fog
Does acetyl-l-carnitine actually fight mental fatigue and brain fog? We break down the real clinical evidence, who it helps, and where the marketing
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Roon Team
June 22, 2026·10 min read
+2
Science
Does Creatine Make You Smarter? What the 2024 Meta-Analysis Actually Found
Does creatine improve cognition? The 2024 meta-analysis found mixed results. See who benefits most and where the science actually stands.
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Roon Team
June 22, 2026·9 min read
+1
Science
L-Phenylalanine: The Amino Acid One Step Upstream of Dopamine
Discover l-phenylalanine benefits for focus, mood, and dopamine production. Learn how this essential amino acid works and whether it's worth supplementing.
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Roon Team
June 22, 2026·10 min read
+3
Science
L-Tyrosine Dosage: How Much, When, and Why More Is Not Better
Studies used 100 to 300 mg/kg of L-tyrosine 30 to 60 minutes before a stressful task. Why a 500 mg capsule falls short, timing, and why more fails.
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Roon Team
June 22, 2026·10 min read
+2
Science
Holy Basil (Tulsi): The Cortisol-Lowering Adaptogen With Real RCT Data
Holy basil (tulsi) has real RCT data showing lower hair cortisol and improved stress. See what the science actually says about doses and effects.
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Roon Team
June 22, 2026·11 min read
+3
Science
Eleuthero (Siberian Ginseng): The Stamina Adaptogen
Discover the real eleuthero benefits for stamina and stress resilience. We break down the science on Siberian ginseng, eleutherosides, and the HPA axis.
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Roon Team
June 22, 2026·11 min read
+2
Science
Gotu Kola (Centella asiatica): Calm, Acetylcholine
Do gotu kola cognitive benefits hold up to scrutiny? We break down the real evidence on anxiety, memory, and acetylcholine claims—before you buy.
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Roon Team
June 22, 2026·10 min read
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Science
American Ginseng (Cereboost): The Working-Memory Adaptogen
Discover how American ginseng (Cereboost) improves working memory and focus without stimulants. See what human trials actually show about this adaptogen.
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Roon Team
June 22, 2026·9 min read
+3
Nootropics
Fast In, Fast Felt
Discover why Dynamine hits fast—methylliberine peaks in 35–55 minutes. Learn the pharmacokinetics behind its quick onset and how it compares to caffeine.
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Roon Team
June 21, 2026·10 min read
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Nootropics
From Matcha's 1:2 to Roon's 4:3: What the Science Says About Every Caffeine-to-Theanine Ratio
1:2, 1:1, or 4:3? Discover what research really says about every caffeine to theanine ratio and which one matches your focus goals.
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Roon Team
June 21, 2026·10 min read
#caffeine+2
Nootropics
Caffeine and L-Theanine Synergy: Why the Combo Works
Discover why caffeine and l-theanine synergy works so well. Two separate brain pathways combine for sharper focus without the jitters. Science-backed
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Roon Team
June 21, 2026·11 min read
#caffeine+2
Nootropics
Do Brain-Training Games Actually Work? Lumosity, the ACTIVE Trial, and the Evidence
Brain training games improve game scores, but do they boost real-world memory or prevent dementia? See what Lumosity's FTC fine and the ACTIVE trial
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Roon Team
June 21, 2026·11 min read
+3
Nootropics
Meditation and the Brain
Discover what meditation actually does to your brain's attention systems. Real neuroscience, honest study breakdowns, and practical takeaways on
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Roon Team
June 21, 2026·10 min read
+2
Nootropics
Cold Exposure and Dopamine
Does cold exposure really spike dopamine for focus and mood? We break down the real science behind cold plunges, the 250% claim, and what actually works.
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Roon Team
June 21, 2026·10 min read
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Nootropics
Nutrient Deficiencies That Cause Brain Fog: The Big Five
Nutrient deficiency brain fog is more common than you think. Discover the big five culprits—B12, iron, vitamin D, magnesium, omega-3s—and how to fix them.
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Roon Team
June 21, 2026·10 min read
+2
Nootropics
The Legal Gray Area of Nootropics in the US: Racetams
Are nootropics legal? The answer depends on the compound. Learn where racetams, phenibut, and modafinil stand under US law before you buy.
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Roon Team
June 21, 2026·10 min read
+1
Nootropics
Are You Getting Enough Choline? Dietary Intake, Memory, and the Deficiency Problem
90% of Americans fall short on choline. Learn how dietary choline deficiency affects memory, brain function, and what you can do to close the gap.
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Roon Team
June 21, 2026·9 min read
+2