energy gels

We Tasted 27 Flavors of GU—and Ranked Them All

Is Lemon Sublime truly sublime? Is Chocolate Outrage outrageous? We slurped dozens of energy gels to assemble this definitive list of the best and, well, not-best flavors.

By Nutrition - Weight Loss
We Put Clif’s Bar & Block Flavors to a Taste Test
Clif added new whey protein bars and three new Shot Blok flavors. He…
By Caitlin Giddings
5 How to Fuel for Your First Marathon
Dentists know that endurance training can cause some problems inside…
By Cindy Kuzma
Why Energy Gels Are Making You Poop

High Impact Sports Bras.

By Marissa Gainsburg
Jun 9, 2016?
Sports nutrition products were developed for a reason, but some runn…
By A.C. Shilton
Oct 4, 2016
Should You Grab a Gel, Energy Bar, or Sports Drink?

What research reveals about midrun carb consumption.

By Liz Applegate, Ph.D.
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May 1, 2013
8 Packaged Snacks to Power Your Run

We navigated the food aisles to find nutritious and tasty munchies that give you a boost.

By The Runner’s World Editors
Jun 9, 2016
10 Organic Sports Drinks and Snacks Worth Trying

Get the most out of your workout fuel by keeping it additive-free.

By How to Fuel for a Long Run With Type 1 Diabetes
Sep 21, 2015
9 Midrun Fuels That Aren’t Gels

The thought of taking one more super sweet gel makes you want to cry (or hurl).

By Kim McDevitt
IT Band Syndrome
Jul 17, 2014

No difference in performance compared to drinking same amount of carbohydrates.

By Scott Douglas
Jul 17, 2014
We Put Clifs Bar & Block Flavors to a Taste Test

UnTapped claims to be an all-natural alternative to most sport gels.

By Scott Douglas
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How to Fuel for Your First Marathon
Making the leap from 13.1 to 26.2 can raise all kinds of new fueling issues. Here's how to space out your carbohydrate needs for a stro…
By Half Marathon Training
Mar 31, 2014
Caffeine Pills vs. Energy Gels

Can I replace energy gels with caffeine pills for long runs?

By Aug 27, 2014
Organic Sports Drinks and Snacks Worth Trying
Ask the Doctor: Do I Need Energy Gels for Long Runs?

Experiment with different sources of carbohydrates to find which one works best for you.
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Training Pace Calculator
Alternatives to Energy Gels

Need a little variety in your mid-race fuel? Compare and try these energy powerhouses.

By Half Marathon Training
Jul 23, 2013
How to Fuel for a Long Run With Type 1 Diabetes

Is there a gel that's best for maintaining my blood sugar levels?

By Half Marathon Training
All Gear & Accessories
What to Eat On the Run

Running Sometimes these mid-run snacks can be rough on the tummy.

By Half Marathon Training
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Mar 5, 2013
GPS Running Watches

If you're new to midrun fueling, try a bunch of brands and types of fuel to find what works for you.

By Half Marathon Training
Sometimes these mid-run snacks can be rough on the tummy
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Winter Running Hats.

By Aug 27, 2014
Oct 15, 2012
Marathon Race-Day Nutrition and Hydration
By Fueling during long runs is important for peak performance.