KJ Labs Doomsday Pre-Workout is a no-compromise, hard-hitting pre-workout designed for lifters who thrive on intensity. Featuring a clinically dosed formula of pump agents, endurance enhancers, potent stimulants, and cognitive boosters, Doomsday gives you everything you need to obliterate your workout and leave nothing behind. This is the pre-workout for those who don’t believe in limits.

Key Benefits of Doomsday Pre-Workout

Extreme Energy – Dual caffeine sources plus DMBA and DMHA deliver powerful, long-lasting stimulation
Laser Focus – Phenyl Piracetam sharpens attention and cognitive drive
Massive Pumps – 6000mg of L-Citrulline promotes blood flow and muscle fullness Endurance & Performance – Beta-Alanine and Theobromine delay fatigue and enhance output
Metabolic Activation – GBB helps support thermogenesis and fat-burning potential

Supplement Facts (Per Scoop – 12.86g)

• L-Citrulline – 6000mg

• Beta-Alanine – 3200mg

• Caffeine Anhydrous – 350mg

• Theobromine – 100mg

• Guarana Extract (22% Caffeine) – 100mg

• DMHA – 50mg

• DMBA – 300mg

• Phenyl Piracetam – 20mg

• GBB – 20mg

Other Ingredients: Sucralose, Citric Acid, Malic Acid, Calcium Silicate, Natural and Artificial Flavors

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. The information provided on this site is for informational purposes only and should not be used as a substitute for medical advice from a qualified healthcare professional. It is important to carefully review all product documentation before use. If you have any concerns about your health or suspect that you may have a medical issue, please contact your healthcare provider promptly.