Jnx sportuje kletbu! Pre trénink 250g kyselé cukrovinky

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Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 14 days in the same original and unopened packaging. Subject to T&C's.

Welzo is a UK-based health platform. Orders ship from the UK.

Please consult the product packaging for accurate instructions on how to use the product.

The Active Ingredient Is: Caffeine Anhydrous

Caffeine anhydrous is a clean, dry form of caffeine that acts as a quick stimulant to boost energy and sharpen focus.

This version is a common stimulant in pre-workout blends, delivering fast absorption and burst of action, and helps keep motivation steady during training.

What Does Caffeine Anhydrous Do?

Caffeine helps lift alertness and perceived energy, backing endurance and focus during workouts.

Scientific studies indicate these effects can occur at usual doses, aiding steady performance and focus.

Dr. Grgic from the University of Zagreb found caffeine boosts endurance and alertness across sports, matching EFSA‑style performance expectations.

*This product is not intended to diagnose, treat, cure, or prevent any disease.

JNX Sports is Welzo’s chosen partner for The Curse! Pre Workout because the brand is widely recognised for bold, effective pre‑workout formulations and trusted performance claims. This reputation reflects a focus on delivering energising and motivating products that athletes consistently rely on, making JNX Sports a standout in a crowded market. Our team valued the brand’s dedication to scientifically grounded blends and its ongoing emphasis on rapid absorption and strong ingredient synergy, notably through classic actives such as beta‑alanine, creatine and caffeine. This gives a clear competitive edge over alternatives aiming for similar effects. The Curse! is a prime example of the brand’s approach, combining nitric oxide support with focus and stamina drivers, while minimising unnecessary fillers. Welzo evaluated this brand and product through our rigorous process, aligning with our standards for quality and safety, supported by our expert team of doctors, nurses, and nutritionists and our ingredient quality and purity standards.