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VO2 Max

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Frequently Asked Questions
What is an intra workout supplement?
An intra workout supplement is taken during exercise to help support energy, hydration, and performance throughout your training session.
What should I drink during a workout?
During workouts, many people use a combination of carbohydrates, electrolytes, and amino acids to help maintain energy, hydration, and endurance.
When should I use an intra workout?
Intra workout supplements are best used during training, particularly for longer sessions, high-intensity workouts, or endurance-based exercise.
The Efectiv Promise
Service You Can Trust.
Lightning Fast Delivery
We know you need your fuel fast. Order before 4pm for same-day dispatch. Free UK delivery over £50.
30-Day Money Back
Train with confidence. If you don't feel the difference, return the unused portion for a full refund.
Gold Standard Quality
Every batch is third-party tested (ISO 17025) for banned substances and label accuracy.




