Frontline Formulations Crucible

High-Stimulant Pre-Workout for Serious Energy & Focus

Crucible is a high-stim pre-workout designed for experienced lifters who want maximum energy, mental focus, and workout drive. With a concentrated blend of stimulants, nootropics, and performance enhancers, it hits fast and keeps you locked in through your toughest sessions.

This formula is made for high-output training — whether you’re chasing PRs, powering through long sets, or pushing past fatigue. If you’re looking for a pre that hits hard and doesn’t fade, Crucible brings exactly that.

What to Expect:

• Hard-Hitting Energy that lasts your entire workout
• Tunnel-Vision Focus so you stay dialed in
• Enhanced Performance from start to finish
• Formulated for Intensity — no fillers, no wasted ingredients

Perfect For:

• Advanced gym-goers ready for a high-stim pre
• Athletes who train with intent and need serious support
• Stimulant-tolerant users who want more than caffeine alone 

Pairs Well With:

• Mr. One multivitamin for foundation support
• CLA One to support body composition goals
• Sleep One to help balance recovery on high-stim days

Free Shipping on Orders $75+

Crucible is built for days when average effort just won’t cut it.