Stim-Free Performance Stack
FORCE stim-free pre-workout plus INTRAMINO intra-workout recovery.
- Ships free
- 3rd-party tested
- 30-day guarantee
Train at Full Intensity. Sleep Like a Rock.
The Stim-Free Performance Stack delivers pumps, endurance, and hydration with zero stimulants. FORCE drives blood flow and performance before you train; INTRAMINO feeds your muscles and replaces electrolytes while you work. Train hard at 6am or 9pm — your sleep stays untouched.
100% Caffeine-Free
Both products in this stack contain zero stimulants. Full training intensity with nothing to disrupt your sleep, whether you train at dawn or midnight.
How to Run This Stack
- 20–30 MIN PRE
One scoop of FORCE
Clinically dosed pumps, endurance, and focus with zero caffeine. All performance, no jitters, no crash.
- DURING TRAINING
Sip INTRAMINO
EAAs and electrolytes throughout the session to fuel working muscles, protect against breakdown, and stay hydrated.
- ANY HOUR
Train on your schedule
Morning, lunch, or late night — with zero total stimulants across the stack, your training time never costs you sleep.
What Lifters Say
314 verified reviews
Real, verified feedback from athletes who train with Stim-Free Performance Stack.
I train at 9pm and can't touch caffeine or I'm up until 3am. FORCE gives me the pump and endurance without keeping me awake. Cotton Candy is delicious and the hydration matrix is a real bonus.Cotton Candy
Seattle, WA · March 1, 2026
Half scoop of OMEN plus a full scoop of FORCE equals the most insane pumps I've ever had. My new go-to combo for chest and back days. The stim-free base means I control exactly how much caffeine I'm getting.Green Apple
Phoenix, AZ · February 14, 2026
Feels like it actually keeps me hydrated during long sessions, which most pre-workouts don't do. Green Apple is crisp and not too sweet. Would love even more flavor options down the line.Green Apple
Nashville, TN · January 19, 2026
Noticeably less sore the day after and I stay hydrated through long two-hour sessions. The full EAA profile clearly does its job. Lemon Lime is spot on — crisp and refreshing without being syrupy.Lemon Lime
Salt Lake City, UT · March 5, 2026
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Stack FAQs
Yes — completely. FORCE is a dedicated stim-free pre-workout and INTRAMINO contains only aminos and electrolytes. There is zero caffeine or any other stimulant in this stack.