GreenEyedGuide | Food Scientist GreenEyedGuide is your guide to the science behind caffeine, energy drinks, and the 5 Levels of Fatigue.

Science Behind PBR Hard Coffee

PBR Hard Coffee – Ingredients, Safety, Where to Find It

Pabst Blue Ribbon has released a “Hard Coffee” in select markets. Where can you find it? What is it? What’s in it? Why did Four Loko get in trouble with the FDA for caffeinated alcohol but this drink is okay? Food Scientist GreenEyedGuide answers these questions in this review of PBR Hard Coffee. Read more PBR Hard Coffee – Ingredients, Safety, Where to Find It

how caffeine affects the brain - GreenEyedGuide.com cover

Caffeine Effects on the Brain – Part 1

This is a series on How Caffeine Affects the Brain. In Part 1 we’ll discuss how caffeine makes you feel awake and alert, we’ll review the biochemistry, and we’ll summarize the ways caffeine does and does not help you focus. Read more Caffeine Effects on the Brain – Part 1

Energy Drink Bans

In this three-part series, we’ll talk about whether energy drink bans are good or bad, what has been tried in the US, and the bans or restrictions in other countries.Read more Energy Drink Bans

Should you be afraid of this Monster Energy Drink? Science and Safety Behind Caffe Monster Energy Coffee

I declared myself a biochemistry/chemistry major in 2003 – right at the beginning of the Energy Drink Boom. Fascinated by these drinks and all the fears surrounding their use, I’ve applied my education (and basically all my free time) toward understanding the science behind energy drinks and their ingredients. After 10+ years in this field, I believe parents have a right to be concerned about energy drinks, but that concern needs the right context to do anybody any good. How concerned should we be about the safety of Caffe Monster Energy Coffee?Read more Should you be afraid of this Monster Energy Drink? Science and Safety Behind Caffe Monster Energy Coffee

When Does Coffee Become an Energy Drink? Science Behind Starbucks Doubleshot

As a biochemist who researches energy drinks, I get asked all the time why people need energy drinks and why people can’t just drink coffee instead. There’s no easy way to answer these questions, but it helps if we look at the products which blur the lines between “coffee” and “energy drink”.
For this Energy Drink of the Month review, we’ll examine the science behind Starbucks Doubleshot Energy, an “Energy Coffee Beverage”. How does this compare to other energy drinks? Is it safe to drink?Read more When Does Coffee Become an Energy Drink? Science Behind Starbucks Doubleshot

caffeine and energy drinks in the news at GreenEyedGuide.com

Energy Drinks In the News

From hospitalizations to caffeine overdoses to holes in the head, GreenEyedGuide sorts the science from the generalizations and exaggerationsRead more Energy Drinks In the News

New to this site?

I’ve been blogging about energy drinks and caffeine since 2013 (and I’ve been researching them since way before then!). If you’re new here, consider starting with one of these posts or topics. Read more New to this site?

Are You a Monster or a Rock Star - Guide to Energy Drinks book

My Book

My primary goal, right from the beginning, was to help people understand energy drinks like I do, so they could make informed decisions to skip them or sip them safely.Read more My Book

GreenEyedGuide 2020

GreenEyedGuide 2020

Announcements

5 Levels of Fatigue Workshops

The 5 Levels of Fatigue^TM helps companies improve employee engagement, satisfaction, and retention. Session Outline:

Diagnostic – See live results with a short Level of Fatigue assessment
Why Fatigue Matters – The Economics of Drowsy Employees and Employee Turnover
Workplace 2020 – Why Working With Millenials and Generation Z is So Different
Using the 5 Levels of Fatigue^TM– Nutrition and Caffeine
Using the 5 Levels of Fatigue^TM – Employee Engagement and Satisfaction

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Caffeine and Energy Drinks

GreenEyedGuide reviews what we know and what we don’t in a TED-talk style discussion followed by Q&A. Possible Topics:

From 5-Hour Energy to Zevia All-Natural Energy Drink: The Caffeinated Beverage Specrum, Consumer Trends, and Market Outlook
Coffee, Energy Drinks, and Heart Health
How Coffee, Tea, and Energy Drinks Affect the Body
From Four Loko to Vodka Red Bull: Understanding the Risks of Mixing Caffeine and Alcohol
To Ban or Not To Ban? Energy Drink Bans and Regulations Worldwide
What’s In My Drink (and Why): From Beta-Alanine to Yerba Mate

Learn more about GreenEyedGuide speaking events here.

E-books coming soon!