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Energy

Energy

Energy.

Page 2 of 13 · 303 articles

Does the Pink Drink Have Caffeine? Every Starbucks Refresher, Every Size
Energy

Does the Pink Drink Have Caffeine? Every Starbucks Refresher, Every Size

Yes. A grande Pink Drink has 50 mg of caffeine, a venti 75 mg. Every Starbucks Refresher by size, the 125 mg Energy versions and the no-caffeine option.

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Roon Team
September 29, 2026·8 min read
+2
Do Dunkin Refreshers Have Caffeine? Every Size and Base
Energy

Do Dunkin Refreshers Have Caffeine? Every Size and Base

Yes. A Dunkin Refresher has about 66 mg of caffeine in a small, 99 mg in a medium and 132 mg in a large, and the lemonade versions are not caffeine free.

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Roon Team
September 29, 2026·8 min read
+2
Is Monster Bad for You? What Is in the Can
Energy

Is Monster Bad for You? What Is in the Can

One 16 oz Monster has 160 mg caffeine and 54 g added sugar, 108% of the daily value. Here is each ingredient against FDA and AHA limits.

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Roon Team
September 28, 2026·10 min read
#caffeine+2
Cold Brew Ratio: Coffee to Water for Any Batch Size
Energy

Cold Brew Ratio: Coffee to Water for Any Batch Size

The cold brew ratio is 1:4 to 1:5 by weight for concentrate and 1:8 for ready to drink. Batch table in grams, ounces and cups, plus maker manuals.

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Roon Team
September 28, 2026·10 min read
#coffee+2
Does Mountain Dew Have Caffeine? Every Flavor and Size
Energy

Does Mountain Dew Have Caffeine? Every Flavor and Size

Yes. Mountain Dew has 54 mg of caffeine per 12 oz can, Baja Blast 59 mg, Zero Sugar 68 mg. Every flavor and bottle size, from PepsiCo's own data.

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Roon Team
September 27, 2026·9 min read
+2
Does Ginger Ale Have Caffeine? Brand by Brand
Energy

Does Ginger Ale Have Caffeine? Brand by Brand

No. Canada Dry, Schweppes, Seagram's and Vernors ginger ale are all caffeine free. One green tea flavor has about 9 mg. Every brand, checked.

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Roon Team
September 26, 2026·9 min read
+2
Does Oolong Tea Have Caffeine? How Much per Cup
Energy

Does Oolong Tea Have Caffeine? How Much per Cup

Yes. Brewed oolong tea has about 38 mg of caffeine per 8 oz cup by USDA data. See brand ranges, what changes the number, and how it compares to coffee.

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Roon Team
September 26, 2026·9 min read
+2
French Press Ratio: Coffee to Water by Press Size
Energy

French Press Ratio: Coffee to Water by Press Size

The standard French press ratio is 1:15, or 1 g of coffee per 15 g of water. See grams and tablespoons for 12, 17, 34 and 51 oz presses.

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Roon Team
September 25, 2026·8 min read
+2
Does Fanta Have Caffeine? Every US Flavor Checked
Energy

Does Fanta Have Caffeine? Every US Flavor Checked

No. Every Fanta flavor sold in the US has 0 mg of caffeine, including Orange and Zero Sugar. See the full flavor table and which orange soda does.

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Roon Team
September 25, 2026·8 min read
+2
Is Red Bull Bad for You? Every Ingredient, Checked
Energy

Is Red Bull Bad for You? Every Ingredient, Checked

One 8.4 oz Red Bull has 80 mg caffeine and 27 g sugar. See each ingredient measured against FDA and AHA limits, plus who should skip it.

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Roon Team
September 25, 2026·10 min read
#caffeine+2
Does Poppi Have Caffeine? All 18 Flavors, Checked
Energy

Does Poppi Have Caffeine? All 18 Flavors, Checked

Four Poppi flavors have caffeine: Classic Cola, Doc Pop and Cherry Cola at 40 mg, Alpine Blast at 55 mg. The other 14 list none. Full table inside.

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Roon Team
September 24, 2026·9 min read
+2
Does Dr Pepper Have Caffeine? Every Version Compared
Energy

Does Dr Pepper Have Caffeine? Every Version Compared

Yes. A 12 fl oz Dr Pepper has about 41 mg of caffeine, and Diet and Zero Sugar have the same. Every flavor and bottle size, sourced to Keurig Dr Pepper.

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Roon Team
September 23, 2026·10 min read
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How Much Caffeine Is in Red Bull? Every Can Size
Energy

How Much Caffeine Is in Red Bull? Every Can Size

An 8.4 fl oz Red Bull has 80 mg of caffeine. The 12 oz has 114 mg, the 16 oz 151 mg and the 20 oz 198 mg. Every size and line, sourced to Red Bull.

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Roon Team
September 23, 2026·9 min read
+2
Update Energy Drink Review: 300 mg Paraxanthine, Examined
Energy

Update Energy Drink Review: 300 mg Paraxanthine, Examined

Update energy drink has no caffeine and 300 mg of paraxanthine per 12 oz can. What the label lists, what the studies show, the price, and what is unknown.

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Roon Team
September 23, 2026·10 min read
+2
Energy Drinks in the Military: Rip Its, Data, and the Rules
Energy

Energy Drinks in the Military: Rip Its, Data, and the Rules

How Rip It became the deployment drink, what Walter Reed found in 988 deployed troops, the 200 mg per 4 hours rule, and what the Army did about it.

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Roon Team
September 22, 2026·8 min read
+2
Sleep Deprived Parents: How Working Dads Stay Alert at Work
Energy

Sleep Deprived Parents: How Working Dads Stay Alert at Work

New fathers average 6 h 38 min of broken sleep and are 36% likelier to have a near miss at work. Eight desk-day tactics, with caffeine timed to the day.

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Roon Team
September 21, 2026·9 min read
+2
How to Function on 4 Hours of Sleep: A Same-Day Plan
Energy

How to Function on 4 Hours of Sleep: A Same-Day Plan

An hour-by-hour plan for the day after a 4-hour night: light, one caffeine dose, a 10-minute nap, what to skip. It works for three nights, no more.

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Roon Team
September 20, 2026·8 min read
+2
Caffeinated Water Ranked by Caffeine per Can (2026)
Energy

Caffeinated Water Ranked by Caffeine per Can (2026)

Nine caffeinated waters ranked by label milligrams, from Hiball's 160 mg to AHA's 30 mg, with can size and sweetener notes, plus the zero-liquid option.

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Roon Team
September 20, 2026·8 min read
+2
How Much Caffeine Is in Yerba Mate? Cup, Gourd, Can
Energy

How Much Caffeine Is in Yerba Mate? Cup, Gourd, Can

Yerba mate runs about 30 mg in a tea bag, 172 to 342 mg in a 25 g gourd serving, and 115 to 160 mg in a can. Lab and label numbers, by format.

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Roon Team
September 19, 2026·9 min read
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How Do Truckers Stay Awake? 11 Tactics, Ranked by DOT Rules
Energy

How Do Truckers Stay Awake? 11 Tactics, Ranked by DOT Rules

Pull over and sleep first. Then the 11 things long-haul drivers actually use to stay alert, ranked against 49 CFR 392.4 and the 11-hour rule.

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Roon Team
September 16, 2026·11 min read
+2
How Much Caffeine Is in 5-hour Energy? Every Bottle Listed
Energy

How Much Caffeine Is in 5-hour Energy? Every Bottle Listed

Regular Strength 200 mg, Extra Strength 230 mg, Decaf about 6 mg, per 5-hour Energy's own pages and lab tests. Plus what two shots do to the 400 mg line.

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Roon Team
September 16, 2026·7 min read
+1
How to Stay Awake While Hunting: All-Day Deer Stand Plan
Energy

How to Stay Awake While Hunting: All-Day Deer Stand Plan

How to stay awake while hunting: sleep math, the 10 a.m. slump, a caffeine plan with no thermos or pee break, and the harness rule that comes first.

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Roon Team
September 16, 2026·9 min read
+2
Deer Hunting Snacks for the Stand, Ranked by Noise and Scent
Energy

Deer Hunting Snacks for the Stand, Ranked by Noise and Scent

Deer hunting snacks scored on wrapper noise, chew noise and scent, jerky to sunflower seeds, plus repack tricks hunters use and a quiet caffeine option.

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Roon Team
September 16, 2026·11 min read
+1
Does 5-Hour Energy Actually Work? What the Trials Found
Energy

Does 5-Hour Energy Actually Work? What the Trials Found

Three trials tested 5-hour Energy. Caffeine is the only ingredient with evidence, the B vitamins pass through, and the niacin explains the flush.

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Roon Team
September 15, 2026·9 min read
#caffeine+2