Fuel Smart. Race Strong. Gold Coast Marathon Ready.

Power every kilometre with race-ready fuel designed to keep your energy steady, your hydration balanced, and your finish strong.

Why Runners Trust This Fuel on Race Day

on course nutrition

fuel x

Our Tropical Fruits Endurance Fuel will be served on course in Fixx branded cups at each aid station.

Each serve provides 15–17g of fast-absorbing carbs, along with key electrolytes:

  • Sodium
  • Potassium
  • Calcium
  • Magnesium

Designed to maintain energy, support hydration, and help you finish strong.

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Caption

Gel x pro

You’ll find our Gel X Pro at the 30km aid station.Each serve contains:

  • 120 calories
  • 29.3g carbohydrates
  • 220mg sodium
  • 400mg beta-alanine
  • Caffeine free formula

Flavours available on course:

Lemon Sorbet, Raspberry Fizz

Designed to help maintain energy when you need it most.

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fast relief

Crampfix

CrampFix® is a fast-acting cramp management solution, specially formulated to help high-performing athletes stay in control and reach their goals.

PREVENT

Drink 1 x 20ml QuickFix SHOT or 10-20ml 5 minutes before exercise.

RELIEVE

Drink 15-20ml at first signs of cramping for rapid relief within 30 seconds to 2 minutes.

RECOVER

Drink 10ml after exercise to prevent post-exercise cramps and to reduce muscle tightness.

Drink one sachet every 40 to 60 minutes to prevent cramps from returning.

Maximum daily intake 100ml (5 x QuickFix SHOTS or 2 x 50ml Bottles). Maintain usual hydration & energy

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  • crampfix

    Muscle cramps are sudden, involuntary, and often painful contractions of a muscle or muscle group. For athletes, they can strike without warning during key training sessions, mid-race, or late in a game, and can significantly impact performance. FIXX has developed CrampFix®  in the form of a compact sachet, is an all-natural, batch-tested formula designed to help both prevent and rapidly relieve muscle cramps. CrampFix® contains a carefully balanced combination of vinegar and electrolytes, using a science-backed approach that works with the body’s own neuromuscular systems to combat cramps from the source.

  • gel x pro

    FIXX Gel X Pro is expertly formulated to meet the high demands of endurance athletes. It delivers rapid energy and hydration support through a smart blend of dual-source carbohydrates and sodium. What truly sets Gel X Pro apart is its inclusion of the amino acid alanine and sodium citrate, offering advanced metabolic buffering and muscle protection.

  • fuel x

    Our Fuel X Endurance sports drink mix contains everything you need to stay energized, hydrated, and replenished during training and racing. Our gut-friendly fuel has very mild flavours aiming to avoid the ever so common flavour fatigue many athletes get. 

    The ELECTROLYTES in Fuel X are formulated to replace everything you lose during exercise.

    Each serve contains 48g of carbohydrates & 200 calories.

FAQ

What flavour of Fuel X on course?

Fuel X Tropical Fruits will be available at every aid station along the Gold Coast Marathon course. Please note that it will be served in our branded Black Fixx cups.

How many grams of carbohydrates per cup?

Each Fixx branded cup provides approximately 15–17 grams of carbohydrates, helping you stay fuelled and energised throughout the course.

What Flavours are on course of products? and what drink stations are they at?

Supplying our Gel X Pro and our Fuel X endurance fuel.

Hydration Drink:

Fuel X Tropical – available EVERY 5KM

Energy Gels:

Available ONLY ON THE MARATHON COURSE AT THE 30KM AID STATION:


  • Gel X Pro – Lemon Sorbet (Caffeine Free)

  • Gel X Pro – Raspberry Fizz (Caffeine Free)

Is the on course nutrition tested for banned substances?

Yes, all on-course nutrition supplied by FIXX is HASTA approved.

The following products have been tested by HASTA:

  • Fuel X Tropical Fruits
  • Gel X Pro – Lemon Sorbet
  • Gel X Pro – Raspberry Fizz

Third-Party Batch Testing & Athlete Assurance

Fixx Nutrition undertakes independent third-party batch testing to provide athletes with confidence that selected products are screened for prohibited substances in line with World Anti-Doping Agency (WADA) guidelines.

CrampFix® Range

Our CrampFix® products are batch tested through Informed Sport, a globally recognised anti-doping assurance program. Testing currently applies to the following flavours and formats:

  • CrampFix® 50ml – Lemon & Raspberry
  • CrampFix® 20ml – Lemon & Raspberry

Fuel X Endurance Fuel 55g/840g/1.96kg

Fuel X is batch tested through HASTA (Human and Supplement Testing Australia) for the following flavours:

  • Tropical Fruits
  • Lemon-Lime

Gel X Pro Energy Gels 40g

Gel X Pro is HASTA tested for the following flavours only:

  • Lemon Sorbet
  • Raspberry Fizz

Athletes can request batch-testing certificates by searching the batch number found on the back of the product label. For products with multiple batches, certificates can also be accessed by selecting the product name and corresponding batch number.

PDF certificates are available for download and will remain accessible on our website for future reference.

For any questions regarding our tested products or certification, please contact us at info@fixxnutrition.com.