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Fixx Nutrition Fuel X PRO Endurance Fuel

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Fixx Nutrition Fuel X PRO Endurance Fuel

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Product Description

A high-carb drink mix with bonuses. 

High-carb drink mixes are the foundation of a smart fueling strategy, and Fixx Nutrition Fuel X PRO delivers what endurance athletes need: clean energy that your gut can handle when you’re pushing hard, for a long time.

The Foundation of Fueling

Familiar with the regular Fuel X? This PRO model replicates it, with each scoop delivering 48 g of fast-acting carbohydrates using a dual-source blend designed for maximum absorption without digestive revolt.

The flavors are bright, refreshing and clean without that artificial aftertaste.

Here’s what makes Fuel X PRO work – instead of relying on 4-5 gels per hour (expensive and hard on the stomach), you can build your fueling foundation with 2-3 servings of Fuel X PRO and add gels as needed.

It’s simpler for you and easier on your gut when you’re trying to hit 80-100 g of carbs per hour.

Here’s the PRO Part

Fuel X PRO contains premium amino acids for improved performance and endurance benefits. Alanine supports blood sugar regulation, while leucine acts to support lactic acid buildup that holds you back, lifting that burden just a bit when things get tough.

Highlights of Fixx Nutrition Fuel X PRO

  • 48 g fast-acting carbs: Dual-source formula for optimal absorption rates
  • Added aminos: Alanine and leucine
  • Ideal electrolytes: 468 mg sodium helps support hydration
  • Great flavors: Refreshing taste that doesn’t get old after hours of sipping
  • Smooth mixing: No clumps or gritty texture that makes you dread your next sip
  • Gut-friendly: Designed to minimize digestive issues during intense efforts
  • 30-scoop Value: Perfect for training blocks and building consistent fueling habits
  • Versatile high-carb base: Works perfectly with gels and other fuel sources to reach higher carb goals

The smooth mixing and light texture allow you to sip consistently throughout your effort without the heavy, syrupy feeling. This is crucial during long sessions where hydration and fueling need to work together, not against each other. Mix to your desire and goals and enjoy high-carb fueling.

How to Use Fixx Nutrition Fuel X PRO

Mix 1-2 scoops per 500-700 ml (17-24 oz) bottle, depending on your carb targets. Use as your primary fuel source and supplement with gels to reach higher hourly carb goals.

Our recommendation – 1-2 scoops for 1 hour, 2-3 scoops per hour for anything over an hour. 

When you're looking for a little extra from your fueling drink.

  • Gluten free
  • Vegan
  • Fat
    1g
  • Protein
    0g
  • Sugar
    43g
  • Sodium
    460mg
  • Carbohydrates
    47g
  • Fiber
    0g

Nutrition Facts

Lemon Lime / Single Serving
Serving Size: 1 Sachet
Serving Per Container: 1

Amount Per Serving
Calories200
% Daily Value*
Total Fat 1g2%
Saturated Fat 1g5%
Trans Fat 0g**
Cholesterol 0mg0%
Sodium 460mg19%
Total Carbohydrate 47g16%
Dietary Fiber 0g0%
Sugars 43g**
Protein 0g0%
Caffeine 0mg**
Potassium 150mg4%
Magnesium 24mg6%
Calcium 64mg**
L-Leucine 1120mg**
L-Alanine 1120mg**

* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
** Daily Value (DV) not established

Ingredients for Fixx Nutrition Fuel X PRO Endurance Fuel (Lemon Lime / Single Serving): Dextrose (Glucose), Sucrose, Australian Sea Salt, Natural Flavour, Sodium Citrate, Citric Acid, Potassium Chloride, Magnesium Citrate, Calcium Carbonate.

Always Happy Promise: Don't like a product? Tell us within 30 days of receipt and we'll make it right and make you happy. Here at The Feed, we want you to love your experience and the sports nutrition products you purchase. If, for any reason, you are not satisfied with your nutrition specific purchase, tell us.

We do not accept returns on food items that have been opened, but we will issue a store credit if you are unsatisfied. In the event of a return, you must first contact us before sending back a return shipment.

Consumable products over $40 receive a 50% store credit. This includes specialty nutrition products such as ketones or supplements/vitamins.

Fixx Nutrition Fuel X PRO Endurance Fuel FAQ's

Everything you need to know about Fixx Nutrition Fuel X PRO Endurance Fuel.

The Feed Expert #1The Feed Expert #2The Feed Expert #3

Fixx Nutrition Fuel X PRO is a high-carb endurance drink mix providing 48 grams of dual-source carbohydrates (glucose and fructose) per serving, plus 460mg of sodium, electrolytes, and added L-leucine and L-alanine. It is designed to be the foundation of a long-session fueling strategy — letting endurance athletes hit 80 to 100 grams of carbs per hour using two to three servings of Fuel X PRO plus optional gels, instead of relying on four to five gels per hour that are expensive and hard on the stomach. Each serving is 200 calories and contains no caffeine.

Each serving of Fuel X PRO delivers 48 grams of carbohydrates from a dual-source glucose-fructose blend, plus 460mg of sodium, 150mg of potassium, 24mg of magnesium, and 64mg of calcium. The high sodium content makes it well-suited for hot-weather training and heavy-sweater athletes. Each serving is 200 calories, contains 43 grams of sugar, and has no fiber or protein. One bag contains 30 servings.

Both Fuel X and Fuel X PRO are high-carb endurance drink mixes from Fixx Nutrition that use the same dual-source glucose-fructose carbohydrate blend. The difference is that Fuel X PRO adds two amino acids per serving — 1,120mg of L-leucine and 1,120mg of L-alanine — for added muscle and metabolic support. Leucine helps buffer the lactic acid build-up that forces athletes to back off during hard efforts, while alanine supports blood sugar regulation across long sessions. Both products are caffeine-free.

Mix one scoop in 500 to 700ml of water for efforts up to one hour, or two to three scoops per hour for efforts longer than one hour. Most endurance athletes use Fuel X PRO as their base fueling layer in the bottle and add gels as needed to reach 80 to 100 grams of carbs per hour. The light texture and smooth mixing allow consistent sipping throughout long sessions without the heavy or syrupy feeling that comes with more concentrated mixes.

Fuel X PRO stands apart from other high-carb endurance drink mixes in three ways. First, it includes amino acids (L-leucine and L-alanine) in the base formula — most competitors require a separate BCAA or recovery product. Second, at 48 grams of carbs and 460mg of sodium per serving, it is designed for heavy-sweater athletes who need high-carb fueling and high-sodium hydration in one drink. Third, the lighter texture allows consistent sipping throughout long sessions without the heavy or syrupy feeling of more concentrated mixes.

Fixx Nutrition Fuel X PRO Endurance Fuel Reviews

Fixx Nutrition Fuel X PRO Endurance Fuel Questions