Nootropics
Creatine vs Caffeine for Cognition
Creatine and caffeine boost cognition differently. Learn how each works, what the research says, and why combining them may be smarter than choosing one.
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Roon Team
June 20, 2026·10 min read
#caffeine+1
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Nootropics
Caffeine vs Paraxanthine
Is paraxanthine really 'cleaner' than caffeine? We break down the human research, marketing claims, and what the science actually shows.
R
Roon Team
June 20, 2026·10 min read
#caffeine
Nootropics
Racetams vs Natural Nootropics
Racetams sound powerful, but the strongest human evidence favors natural nootropics. See what studies actually support for healthy adults seeking focus.
R
Roon Team
June 20, 2026·10 min read
Nootropics
Modafinil vs Caffeine: What the Sleep-Deprivation Studies Show
Modafinil vs caffeine in sleep-deprivation studies reveals a surprisingly small gap. See what the science says before assuming the prescription drug wins.
R
Roon Team
June 20, 2026·10 min read
#caffeine+2
Nootropics
Piracetam vs Aniracetam vs Oxiracetam
Comparing piracetam vs aniracetam vs oxiracetam? Learn how each racetam differs in potency, speed, and effects to find the right one for your goals.
R
Roon Team
June 20, 2026·10 min read
+1
Nootropics
NMN vs NR: Which NAD+ Precursor Actually Works?
NMN and NR both raise NAD+ levels, but which is worth your money? We break down the human trials, key differences, and what supplement brands won't tell
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Roon Team
June 20, 2026·10 min read
+2
Nootropics
Lion's Mane vs Cordyceps vs Reishi
Lion's mane, cordyceps, and reishi aren't interchangeable. Learn which mushroom matches your cognitive goal—brain, energy, or stress relief.
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Roon Team
June 20, 2026·10 min read
+2
Nootropics
Lion's Mane vs Caffeine
Lion's mane and caffeine work nothing alike. Learn how each boosts the brain, when to use them, and why most people benefit from both.
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Roon Team
June 20, 2026·9 min read
+1
Nootropics
Choline Bitartrate vs Citicoline vs Alpha-GPC
Not all choline supplements reach your brain equally. Compare choline bitartrate, citicoline, and Alpha-GPC to find the best choline source for your goals.
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Roon Team
June 20, 2026·10 min read
+2
Nootropics
Rhodiola vs Ashwagandha
Rhodiola energizes, ashwagandha calms. Learn the key differences between rhodiola vs ashwagandha and which one fits your stress, fatigue, or anxiety
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Roon Team
June 19, 2026·10 min read
#ashwagandha
Nootropics
The MIND Diet Study
The MIND diet study claimed top adherents aged 7.5 years slower cognitively. Here's what the research actually found—and what a later trial complicated.
R
Roon Team
June 19, 2026·11 min read
+3
Nootropics
Lithium Deficiency and Alzheimer's: The 2025 Nature Study
Harvard's 2025 Nature study links lithium deficiency to Alzheimer's. Learn what researchers found, what it means, and what it doesn't yet prove.
R
Roon Team
June 19, 2026·11 min read
+2
Nootropics
Eight Weeks, No Tolerance
The Taylor 2016 theacrine study tested 200–300mg daily for 8 weeks. Here's what the data actually showed about tolerance, safety, and real-world use.
R
Roon Team
June 19, 2026·10 min read
#theacrine (teacrine®)+2
Nootropics
Caffeine L-Theanine Study (Owen 2008): The Trial Behind the Stack
The 2008 caffeine l-theanine study by Owen et al. made this combo the go-to focus stack. See what the data actually showed and where it holds up.
R
Roon Team
June 19, 2026·10 min read
#caffeine+3
Nootropics
Is Modafinil Really a "Smart Drug"? What the 2015 Systematic Review Actually Found
The 2015 Oxford/Harvard modafinil smart drug study got misquoted everywhere. Here's what it actually found about cognition, complex tasks, and real limits.
R
Roon Team
June 19, 2026·9 min read
+3
Nootropics
Can Lion's Mane Sharpen Focus Today? The Acute-Dose Evidence
Can lion's mane sharpen focus in a single dose? We break down the acute-dose trial evidence to show what really happens in the first hour.
R
Roon Team
June 19, 2026·9 min read
+3
Nootropics
Study Breakdown: A Single Dose of Creatine Rescues the Sleep-Deprived Brain
A 2024 German study found a single high dose of creatine partly rescued the sleep-deprived brain within hours. Here's what the research actually shows.
R
Roon Team
June 19, 2026·9 min read
#sleep+2
Nootropics
Study Breakdown: The Ashwagandha Trial That Cut Cortisol 27.9%
We break down the ashwagandha cortisol study behind every supplement label—what it measured, what it proved, and where its limits lie.
R
Roon Team
June 19, 2026·8 min read
#ashwagandha+2
Nootropics
Caffeine Teacrine Dynamine Study: The Egamer Study Decoded
The 2021 egamer trial tested caffeine, TeaCrine, and Dynamine on reaction time and focus. Here's what the data actually shows—and where the hype falls
R
Roon Team
June 15, 2026·10 min read
#caffeine+2
Nootropics
Slow-Release Caffeine vs Layered Stimulants
Tired of the caffeine crash cycle? Learn how slow-release caffeine and layered stimulants work to deliver sustained energy without crash all day.
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Roon Team
June 15, 2026·10 min read
#energy+1
Nootropics
Caffeine + L-Theanine vs the Roon Stack: What Theacrine and Methylliberine Actually Add
Discover what theacrine and methylliberine add to the classic caffeine l-theanine stack—longer energy, less tolerance, and smoother focus with Roon's
R
Roon Team
June 15, 2026·10 min read
#caffeine+3
Nootropics
Theacrine vs Methylliberine
Theacrine and methylliberine aren't the same. Learn how these two purine alkaloids differ in onset, duration, and why the best stacks combine both.
R
Roon Team
June 15, 2026·10 min read
#theacrine (teacrine®)#methylliberine (dynamine®)
Nootropics
Sublingual Caffeine Absorption: Does Mouth Delivery Work Faster?
Is sublingual caffeine actually faster? We break down the real pharmacokinetics of mouth-absorbed caffeine—what the data says about speed
R
Roon Team
June 15, 2026·10 min read
#caffeine+2
Nootropics
Caffeine, Theanine, Theacrine & Methylliberine Synergy Explained
Discover how caffeine, theanine, theacrine, and methylliberine synergy creates a smooth, crash-free focus curve. The pharmacology behind Roon's 4-compound
R
Roon Team
June 15, 2026·11 min read
#caffeine+3