PRE (pre-workout booster)

38 reviews
For endurance athletes

This pre-workout supplement designed for endurance athletes allows you to increase the efficiency of your training sessions.

  • Increases time to exhaustion
  • Improves mental focus
  • Reduces the sensation of fatigue

Sale price€24.99

Quantity: 300 g / 50 servings

Dispatch within 48 hours. Delivery time depends on your location.

PRE (pre-workout booster)

€24.99

Try our energy bars 👇

PRE (pre-workout booster) 4Energy is the ideal supplement for endurance athletes who want to increase time to exhaustion and improve cognitive abilities during intense endurance exercise.

The product is based on 8 powerful active ingredients that work together to bring your performance to the next level.

Carefully-selected Active Ingredients

Betaine increases endurance, strength gain, and explosivity.

Tyrosine reduces stress and improves brain function.

Caffeine increases focus and reduces the sensation of fatigue.

Taurine improves metabolism, endurance, hydration, and recovery.

Acetyl-L-carnitine increases focus and reduces the sensation of fatigue.

L-theanine increases focus and reduces the sensation of fatigue.

Beetroot extract supports energy production, endurance, cardiovascular health, and oxygen efficiency.

Vitamin B12 supports energy production and nerve health.

Increase time to exhaustion and mental focus during intense exercise with the pre-workout supplement PRE 4Energy!

  • Increases time to exhaustion
  • Improves mental focus
  • Reduces the sensation of fatigue
  • Boosts metabolism
  • Supports energy production
  • Improves training efficiency

Mix 1 slightly heaped scoop (6 g) with water and drink 20–30 minutes before exercise.  

It is recommended to start with half a scoop to develop tolerance to the product.

Attention!

High caffeine content — not recommended for people sensitive to caffeine.

The product is not suitable for children, pregnant women, and nursing mothers. 

 

1 heaped scoop (6 g)

2 heaped scoops (12 g)

Betaine

2500 mg 5000 mg

Acetyl-L-Carnitine

350 mg
700 mg

Taurine

500 mg
1000 mg

L-Tyrosine

350 mg
700 mg

L-Theanine

50 mg
100 mg

Caffeine

200 mg
400 mg
Beetroot extract 300 mg
600 mg
Vitamin B12 10 ug (400 % RDA)
20 ug (800 % RDA)

Food supplement. Ingredients: betaine, acidity regulator: citric acid, taurine, aroma, acetyl-L-carnitine, L-tyrosine, beetroot extract, caffeine, L-theanine, vitamin B12 (methylcobalamin), sweeteners: acesulfame K and sucralose, color: carotene. Attention! High caffeine content, the product is not suitable for children, pregnant women and nursing mothers. The product is also not recommended for people sensitive to caffeine. It is recommended to start with half a scoop to develop a tolerance to the product. Net quantity: 300 g.

Customer Reviews

Based on 38 reviews
74%
(28)
11%
(4)
3%
(1)
11%
(4)
3%
(1)
B
Branko Š. (Zagreb, HR)

PRE - Preworkout booster

D
Damian
Great

I use it for every long workout and it really raises my energy levels for a long time. 3h+

T
Tom
5/5

This pre-workout is really good. What surprised me was that it is also made with beetroot. It works great!

Reviews in Other Languages

S
Silvia C.
Pre workout

Il prodotto aiuta molto durante l'allenamento per dare la egoista carica. Migliorerei un po' il sapore, che risulta troppo aspro in bocca (opinione personale)

Siamo lieti che il prodotto ti sia utile. Presto apporteremo un miglioramento al gusto. Promesso!

F
Fabio (Gussago, IT)
Super

Funziona meravigliosamente

M
Mauro G. (Padua, IT)
Molto buono

Devo dire che a differenza di molti altri prodotti, con questo si ha proprio la sensazione di qlcs in più...

Grazie :)

At 4Endurance, our mission is simple

To provide elite-level nutrition at accessible prices for all. We follow the latest science in sports nutrition and use only high-quality ingredients that support your performance. From amateur enthusiasts to professional teams, we support athletes of all levels in reaching their goals.