USN B4 Bomb

USN B4 Bomb

Regular price €34,98
Tax included.

B4 BOMB is USN’s explosive, maximum potency pre-workout, formulated to maximise your training sessions and help you to reach your goals. With scientifically grounded nutritional technology - experience the perfect addition to your workouts.



Serving Size 15g

  Per 100g Per Serving
Energy (kJ) 58 kJ 9 kJ  
Energy (kcal) 14 kcal 2 kcal  
Fat 0.0g 0.0g  
of which saturates 0.0g 0.0g  
Carbohydrates 3.3g 0.5g  
of which sugars 1.1g 0.2g  
Fibre 0.0g 0.0g  
Protein 0.0g 0.0g  
Salt 0.02g 0.00g  

*Reference intake of average adult (2000kcal/8400KJ)
The nutritional information is based one flavour variant, when choosing an alternative flavour the nutritional values may vary slightly.


  Per 15g %RI
Niacin 10mg 63%  
Riboflavin 1mg 71%  
Vitamin B6 0.22mg 16%  
Vitamin B12 15µg 599%  
Biotin 10µg 21%  
Calcium 209mg 26%  
L-Citrulline 6825mg    
Beta-alanine 1500mg    
Aspartic acid 1414mg    
Creatine Monohydrate 1000mg    
N-acetyl-L-tyrosine 300mg    
Caffeine 200mg    
Zynamite® [Mango extract (60% mangiferin) 200mg    
AstraGin™ 31mg    
EnXtra™ 26mg    
Mix 2 scoops (15g) with 300ml of water. Hardcore trainers can take 4 scoops with 500-600ml water as two servings, once tolerance has been achieved.

L-citrulline, D-aspartic acid, Beta-alanine, Creatine monohydrate, Acids (Citric acid, Malic acid), Acidity regulator (Dipotassium phosphate), Anti-caking agents (Silicon dioxide, Calcium silicate), Thickener (Polydextrose), Flavouring, N-acetyl-L-tyrosine, Natural anhydrous caffeine, Zynamite® (Mango extract from leaves of Mangifera indica (60% mangiferin), Stabiliser (Potassium chloride), Sweeteners (Acesulfame K, Sucralose), AstraGin™ (Extracts from roots of Panax ginseng and Astragalus membranaceous), EnXtra™ (Extract from roots of Alpinia galanga), Nicotinic acid, Colour (Allura red^^), Riboflavin, Pyridoxine HCl, Methyl cobalamin hydrate, D-biotin


Order before 16:00 (Mon-Fri) - Delivery next day

🔒 Safe payments

The connection is encrypted with SSL

🏆 100% quality

Your body is our succes! 

about us


Quality and service always come first at Only Whey. That's why we exclusively  work with A level brands like USN and NXT, and we are available to help you around the clock!

Reaching your goals is not easy, but Only Whey will help you with the process! We provide you with everything you need to achieve your goals, whether that's a whey protein shake, multivitamins, protein bars, or pre workout. you name it!