USP Labs Jack3d (DMHA) High-Stimulant Pre-Workout Energy Matrix
Jack3d is back reengineered for today’s athlete and built for serious intensity. This advanced pre-workout formula from USP Labs is designed to deliver powerful energy sharp focus and explosive training performance when you need it most.
Powered by a high-stimulant blend featuring DMHA (2-Aminoisoheptane) and caffeine Jack3d helps elevate energy levels enhance mental drive and push your workouts to the next level. Its ultra-concentrated formula means you get maximum impact with minimal serving size perfect for experienced users who demand more from their pre-workout.
Whether you’re chasing heavier lifts longer sessions or unmatched focus Jack3d is built to help you perform at your peak.
Key Benefits:
- Intense energy and workout drive
- Supports focus and mental clarity during training
- Promotes enhanced performance and endurance
- Ultra-concentrated formula for powerful effects
- Designed for experienced pre-workout users
Directions for Use:
Mix 1 scoop with 6-8oz of cold water and consume 20-30 minutes before training. Assess your tolerance before increasing the serving. Advanced users may use up to 2-3 scoops but do not exceed the recommended maximum. Do not take within 6 hours of bedtime. Stay well hydrated during use.
Warnings:
This is a high stimulant product intended for healthy adults only. Not recommended for beginners or individuals sensitive to stimulants. Do not combine with other caffeine or stimulant containing products. Discontinue use if adverse effects occur.









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