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The Journal

Tag

#safety

Safety information, warnings, contraindications.

Paraxanthine Side Effects, Safety, and Dosage: What the Studies Show
Nootropics

Paraxanthine Side Effects, Safety, and Dosage: What the Studies Show

What human and animal studies show about paraxanthine's side effects, safe dose range, half-life, and how its risks compare to plain caffeine.

R
Roon Team
September 3, 2026·9 min read
#safety
How Much L-Theanine Is Too Much? Upper Limits, Overdose Symptoms, and the 400 mg Question
Nootropics

How Much L-Theanine Is Too Much? Upper Limits, Overdose Symptoms, and the 400 mg Question

The real upper limit for L-theanine: the highest doses used in human trials, the animal toxicology ceiling, and what overdose would plausibly look like.

R
Roon Team
August 31, 2026·9 min read
#l-theanine#safety
Are Caffeine Pouches Safe? Dose Limits by Body Weight, Who Should Skip Them, and What a Label Must Show
Guides

Are Caffeine Pouches Safe? Dose Limits by Body Weight, Who Should Skip Them, and What a Label Must Show

Are caffeine pouches safe. See dose limits by body weight, who should skip them entirely, and what a compliant label has to show.

R
Roon Team
August 27, 2026·7 min read
#safety
Nicotine and Your Heart: What the Research Shows
Alternatives

Nicotine and Your Heart: What the Research Shows

Nicotine temporarily raises heart rate and blood pressure. What the research shows about nicotine pouches, cardiovascular risk, and who should be careful.

R
Roon Team
August 17, 2026·13 min read
#nicotine#nicotine pouches#safety
The Pre-Trip Checklist That Actually Prevents Drowsy Driving
Energy

The Pre-Trip Checklist That Actually Prevents Drowsy Driving

A pre-trip checklist for preventing drowsy driving: sleep banking, driver rotation, and departure timing, backed by real AAA and NHTSA data.

R
Roon Team
August 5, 2026·12 min read
#energy+1
The Dynamine Safety Trial
Nootropics

The Dynamine Safety Trial

A 4-week methylliberine safety study tracked 125 adults on Dynamine. Here's what the data show about heart health, blood markers, and effective doses.

R
Roon Team
June 29, 2026·10 min read
#methylliberine (dynamine®)#safety+3
L-Theanine in Pregnancy: What the Science Actually Says
Wellness

L-Theanine in Pregnancy: What the Science Actually Says

Wondering about L theanine in pregnancy? Get the honest, science-backed answers on safety, risks, and what experts actually recommend for pregnant women.

R
Roon Team
May 25, 2026·8 min read
#l-theanine#safety#anxiety
L-Theanine Pregnancy: What the Science Actually Says
Wellness

L-Theanine Pregnancy: What the Science Actually Says

Considering l-theanine during pregnancy? Get the honest truth about safety, research gaps, and what doctors actually recommend before taking any supplem...

R
Roon Team
May 25, 2026·9 min read
#l-theanine#anxiety#safety
Brain Fog Medical Term: SSRIs
Wellness

Brain Fog Medical Term: SSRIs

Discover the brain fog medical term, why SSRIs like Lexapro cause cognitive cloudiness, and what you can do when medications affect your thinking.

R
Roon Team
May 24, 2026·8 min read
#brain fog#side effects#safety
L-Theanine Medication Interactions
Science

L-Theanine Medication Interactions

Which drugs interact with L-theanine? Memorial Sloan Kettering names one. Here is that list, plus the blood pressure and sedative cautions.

R
Roon Team
May 23, 2026·8 min read
#l-theanine#safety#clinical research
What Are Nootropics? Meaning, Types, and What You Should Know About Safety
Nootropics

What Are Nootropics? Meaning, Types, and What You Should Know About Safety

Discover the true nootropics meaning, from Giurgea's 1972 definition to modern types and what you need to know about safety before trying them.

R
Roon Team
May 22, 2026·8 min read
#nootropic stacks#safety#side effects
Joe Rogan's Brain Supplement: What He Takes and Why
Nootropics

Joe Rogan's Brain Supplement: What He Takes and Why

Joe Rogan has promoted Alpha Brain for over a decade. We break down the ingredients, science, and whether this nootropic is actually worth the price.

R
Roon Team
May 21, 2026·8 min read
#alpha brain#reviews#safety
L-Theanine Side Effects & Safety
Nootropics

L-Theanine Side Effects & Safety

Discover what research actually says about l-theanine side effects, safety data, and dosage risks before adding it to your daily supplement stack.

R
Roon Team
May 21, 2026·8 min read
#l-theanine#side effects#safety+1
Brain Fog Weed: Why Cannabis Clouds Your Thinking and How to Clear It
Wellness

Brain Fog Weed: Why Cannabis Clouds Your Thinking and How to Clear It

Discover why cannabis causes brain fog, the science behind THC's effect on mental clarity, and proven strategies to clear your thinking as a regular user.

R
Roon Team
May 19, 2026·8 min read
#brain fog#dopamine#safety
BPC 157: What the Research Actually Shows About Benefits, Dosage, and Safety
Science

BPC 157: What the Research Actually Shows About Benefits, Dosage, and Safety

Discover what the science actually says about BPC-157, including potential benefits, dosage guidelines, and safety considerations backed by research.

R
Roon Team
May 16, 2026·9 min read
#clinical research#safety#side effects
Fadogia Agrestis: Benefits, Dosage, and Safety
Nootropics

Fadogia Agrestis: Benefits, Dosage, and Safety

Fadogia agrestis is trending for testosterone support, but does the science back the hype? Explore the real benefits, dosage guidelines, and safety conc...

R
Roon Team
May 16, 2026·8 min read
#clinical research#safety#side effects
TUDCA: What It Actually Does, Who Needs It, and the Best Supplements Worth Buying
Nootropics

TUDCA: What It Actually Does, Who Needs It, and the Best Supplements Worth Buying

Discover what TUDCA actually does, who needs it, and which supplements are worth buying for liver health and bile acid support.

R
Roon Team
May 16, 2026·8 min read
#supplements#safety#reviews
Nattokinase: The Fermented Soy Enzyme Your Cardiologist Hasn't Mentioned Yet
Science

Nattokinase: The Fermented Soy Enzyme Your Cardiologist Hasn't Mentioned Yet

Discover what nattokinase is, how this fermented soy enzyme supports cardiovascular health, and what the clinical data actually says before you buy.

R
Roon Team
May 15, 2026·8 min read
#clinical research#supplements#safety
Clew Nicotine Pouches Review
Alternatives

Clew Nicotine Pouches Review

Clew nicotine pouches reviewed: pharmaceutical-grade nicotine, slim fit, bold flavors, and FDA-accepted PMTA. See what this European-backed brand actual...

R
Roon Team
May 15, 2026·8 min read
#nicotine pouches#reviews#safety
How to Spot Fake ZYNs
Alternatives

How to Spot Fake ZYNs

Fake ZYNs are flooding stores and online shops. Learn how to identify counterfeit nicotine pouches and protect yourself from harmful fakes in 2025.

R
Roon Team
May 15, 2026·9 min read
#zyn#nicotine pouches#safety+1
Can Nicotine Withdrawal Cause Shortness of Breath? What the Science Actually Says
Alternatives

Can Nicotine Withdrawal Cause Shortness of Breath? What the Science Actually Says

Wondering if nicotine withdrawal can cause shortness of breath? Learn what the science says about breathing changes after quitting and when to see a doc...

R
Roon Team
May 7, 2026·7 min read
#nicotine withdrawal#nicotine#safety
Can Nicotine Withdrawal Cause Fever? What the Science Actually Says
Alternatives

Can Nicotine Withdrawal Cause Fever? What the Science Actually Says

Fever isn't an official withdrawal symptom, but quitter's flu is real. Learn what science says about nicotine withdrawal and fever, and when to see a do...

R
Roon Team
May 7, 2026·6 min read
#nicotine withdrawal#nicotine#safety
L-Theanine While Breastfeeding: What the Science Actually Says
Wellness

L-Theanine While Breastfeeding: What the Science Actually Says

Wondering if L-theanine is safe while breastfeeding? Get the science-backed facts, risks, and expert guidance before taking this supplement postpartum.

R
Roon Team
May 6, 2026·8 min read
#l-theanine#safety#anxiety
Nicotine Pouch Gum Damage: The Complete Guide
Alternatives

Nicotine Pouch Gum Damage: The Complete Guide

Discover how nicotine pouches damage your gums, what the research says, and what millions of users are experiencing. Learn the signs and risks today.

R
Roon Team
May 5, 2026·8 min read
#nicotine pouches#nicotine#side effects+1