KJ Labs
KJ Labs Doomsday Pre-Workout – Extreme Stim Energy, Pump & Focus
KJ Labs Doomsday Pre-Workout – Extreme Stim Energy, Pump & Focus
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Doomsday by KJ Labs is a high-stimulant pre-workout powder for experienced adult users. It is a separate formula from KJ Labs Smash AMF.
Product details
Choose your available flavor and compare the Supplement Facts on the container for the full ingredient list, stimulant content and serving size. Follow the maximum daily amount for this specific formula.
Use and precautions
Follow all directions, ingredients, allergens and warnings on the current container. For adults only. Consult a qualified healthcare professional before use if taking medication or managing a medical condition. Do not use if pregnant or nursing. Keep out of reach of children.
Contains caffeine. Do not combine with other stimulant products. Account for caffeine from all sources and do not exceed the labeled maximum.
