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    Rendezvu
    On a mission to get more people to enjoy the outdoors© 2026
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    Brand: Open Fuel

    Category: Running Energy Nutrition

    Recommended by Seth LaReau, Trail runner. Writer. Founder and author of Trail Waves. — Bay Area, California

    The Gel Mix Bulk Bag from Open Fuel offers a convenient and eco-friendly solution for athletes seeking customizable energy on the go. With a balanced blend of carbohydrates and sodium, this gel mix ensures optimal performance without the waste of single-use packets. 1. Each serving contains 30g of carbohydrates and 200mg of sodium, providing essential energy and hydration. 2. Crisp neutral flavor allows for versatile mixing with other beverages or consumption on its own. 3. Affordable pricing at $1.70 per gel, making it a cost-effective choice for regular users. 4. Easy-to-make formula gives you complete control over your fuel intake, tailored to your activity level. 5. Compatible with the Open Fuel branded reusable 180ml flask, designed to hold three servings or 90g of carbs, promoting sustainability. 6. Lightweight and portable, perfect for carrying during long runs, hikes, or cycling trips. 7. No more trash on trails, as this product eliminates the need for disposable gel packets. The Gel Mix Bulk Bag is ideal for endurance athletes, including runners, cyclists, and hikers, who require quick and efficient energy sources during their activities. It performs best in outdoor environments, such as trails and roads, where convenience and sustainability are paramount. This product is perfect for both novice and experienced athletes looking to enhance their performance while minimizing environmental impact. Whether training for a marathon or enjoying a weekend adventure, this gel mix is designed to meet your fueling needs year-round.

    Price: $26 - $40

    Expert Review

    No more single-use gel packages! The Open Fuel Gel Mix allows you to mix your own fuel and carry multiple servings in a single flask, while still ensuring you get the carbs and sodium you need. The naked flavor is easy on the palette as well. Love this stuff!

    Recommended by Seth LaReau

    Frequently asked questions

    What does Seth LaReau say about the Gel Mix Bulk Bag?

    No more single-use gel packages! The Open Fuel Gel Mix allows you to mix your own fuel and carry multiple servings in a single flask, while still ensuring you get the carbs and sodium you need. The naked flavor is easy on the palette as well. Love this stuff!

    Why does Seth LaReau recommend Open Fuel?

    Seth LaReau recommends the Open Fuel Gel Mix Bulk Bag for running energy nutrition. No more single-use gel packages! The Open Fuel Gel Mix allows you to mix your own fuel and carry multiple servings in a single flask, while still ensuring you get the carbs and sodium you need. The naked flavor is easy on the palette as well. Love this stuff!

    Rendezvu
    Gel Mix Bulk Bag by Open Fuel — recommended by Seth LaReau
    Nutrition & Hydration

    Gel Mix Bulk Bag

    Seth LaReau
    Seth LaReauRecommended in “Trail Favorites”
    No more single-use gel packages! The Open Fuel Gel Mix allows you to mix your own fuel and carry multiple servings in a single flask, while still ensuring you get the carbs and sodium you need. The naked flavor is easy on the palette as well. Love this stuff!
    Purchasing through this link directly supports Seth
    Nutrition & Hydration

    Gel Mix Bulk Bag

    Seth LaReau
    Seth LaReauRecommended in “Trail Favorites”
    No more single-use gel packages! The Open Fuel Gel Mix allows you to mix your own fuel and carry multiple servings in a single flask, while still ensuring you get the carbs and sodium you need. The naked flavor is easy on the palette as well. Love this stuff!
    Purchasing through this link directly supports Seth
    Gel Mix Bulk Bag by Open Fuel — recommended by Seth LaReau

    This product is for…

    Trail and ultra runners who want to reduce single-use gel wrapper waste and prefer to control carb density and consistency in a single flask. Also suits runners sensitive to GI issues or sweetness who benefit from a neutral, low-preservative formula.

    Worth noting…

    Pairs with Open Fuel drink mix for added flavor to combat palate fatigue on long efforts. Multiple hosts report no GI issues, including during 100K races.

    Is the Gel Mix Bulk Bag a good running energy nutrition?

    Yes — Seth LaReau recommends the Gel Mix Bulk Bag by Open Fuel as their running energy nutrition pick. No more single-use gel packages! The Open Fuel Gel Mix allows you to mix your own fuel and carry multiple servings in a single flask, while still ensuring you get the carbs and sodium you need. The naked flavor is easy on the palette as well. Love this stuff!

    More from Seth LaReau's Trail Favorites

    • Open Fuel Drink Mix 24 Serving Bulk Bag
    • Mount to Coast H1
    • Tantrums Crest 6
    • rabbit High Country SS
    • Open Fuel Reusable Funnel Scoop
    • Open Fuel Drink Mix Sachets
    • Open Fuel Gel Flask
    • Mount to Coast M1

    View Seth LaReau's expert gear recommendations on Rendezvu