Performance

Endurance Bundle

€79,95 €88,95

Supports performance

Supports hydration

Evidence-based

Maximum quality

Electrolyte Hydration Drink (Flavor)

Blackberry
Peach
Pineapple
Cherry

Product variants

Bundle contains

How to use

12x Energy Gels

Take 1 gel 15–30 minutes before exercise, then 1 gel every 30–60 minutes during exercise, depending on the length and intensity of the activity.

Each pack contains 12 gels.

Electrolyte Hydration Drink

Dissolve 2 scoops (3.1 g) in 300–500 ml of water and sip during training, a race, a match, or other physical activity.

Tip: For an even better taste and more refreshment, we recommend mixing the electrolytes in cold or chilled water.

The package contains 75 servings (233 g). A scoop is included.

Beetroot Extract

Acute: Mix 1 scoop in 200–300 ml of water; take it 2–3 hours before performance.

Chronic: Mix 1 scoop in 200–300 ml of water; take it daily for 3–15 days before performance.

The package contains 30 servings (182 g). A scoop is included.

Made in the EU

All our supplements are manufactured in the European Union, where they meet the strictest standards and regularly undergo rigorous quality control.

We do all of this so that you can always rely on your supplements one hundred percent.

Elite Endurance Bundle is a complete race-day + endurance support stack built for athletes who want steady energy, proper hydration, and better blood-flow support in one go.

With quick carbohydrates designed for use under load, the Energy Gels help you maintain pace when sessions get longer and intensity starts to bite. The Electrolytes support hydration balance and muscle function, helping you stay sharper and more stable as sweat losses climb. Beetroot Extract adds a performance-focused layer by supporting circulation, oxygen delivery, and endurance capacity when used consistently as part of your routine.

The result is a simple, no-compromise bundle that helps fuel longer efforts, maintain hydration, and support stronger endurance performance from start to finish.

Endurance BundleBlackberry

Blackberry

FAQs

Delivery and Payment

Orders within the EU and Switzerland are usually delivered in 2-4 business days.

How much does shipping cost?

Home delivery (GLS) – €6,59

For all orders over €60, shipping is completely free!

You can pay for your order using the following payment methods:

Credit or debit card
PayPal
Apple Pay, Google Pay, or Shop Pay
Bank transfer / QR code
3 interest-free installments via Klarna

What is the Elite Endurance Bundle for?

The Elite Endurance Bundle is designed to support sustained energy, hydration, and endurance performance during long training sessions and races. It helps you maintain output as fatigue builds, stay better hydrated under physical load, and support more consistent performance over distance.

Why combine Energy Gels, Electrolytes, and Beetroot Extract?

These products complement each other functionally:

support for energy during training and racing
support for hydration and electrolyte balance
help maintaining steadier performance as intensity builds
support for endurance and more consistent output during longer efforts

Who is the bundle built for?

Endurance, and team sports athletes training for longer efforts, races, or high-volume sessions
Active people who want support for energy, hydration, and performance
Individuals doing longer or more demanding cardio-based training
Anyone who wants to maintain more consistent output during training and competition

Can I take the bundle every day?

Yes, the bundle can be used daily. It is built to support regular training, hydration, and endurance performance as part of your everyday routine.

Can I combine the bundle with other supplements?

Yes, we designed our product portfolio so the individual products can be freely and meaningfully combined based on your needs and goals.

Thanks to the well-thought-out formulas, the supplements don’t unnecessarily overlap, but instead complement each other functionally, so you can safely include them in your everyday routine.

Couldn't find an answer to your question?

In that case, please visit our general FAQs.

Alternatively, drop us a message in the chat on our "Contact" page (bottom right) and we'll get back to you instantly. Prefer email? Reach us at info@officialcomplex.com and we'll reply within 24 hours.

Disclaimer

Food supplement. Not a substitute for a varied and balanced diet or a healthy lifestyle. Do not exceed the recommended daily dose.

If you are taking medication, have a medical condition, are pregnant or breastfeeding, consult a doctor or pharmacist before use. Not suitable for children or persons under 18 years of age.

Keep out of reach of children. Store in a dry place, below 25 °C, protected from direct sunlight and moisture. The minimum durability date is indicated on the packaging.

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Customer Reviews

Overall rating: 4.9 / 5 from 624 reviews.

Customer photo review of Beetroot Extract 10%

skvele

Patrik K. 5/5 September 3, 2026

Beetroot Extract 10%

Customer photo review of Beetroot Extract

bohužel často vyprodaný, na běh úplně ideální

Matěj Š. 5/5 Verified June 13, 2026