4 GAUGE Preworkout (30 Servings)

The Preworkout That Actually Feels Good

Clean, sustained energy with no jitters or crash — so you can train harder, stay focused, and perform at your best.
✓ No jitters, no crash — just clean energy
✓ Clinically dosed ingredients — no proprietary blends
✓ Smooth focus without the “wired” feeling
"I've tried dozens of pre-workouts and most make me feel wired. 4 Gauge gives me clean energy and focus without the crash."
BRIAN R. · VERIFIED BUYER
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Step 2 — Choose Your Flavors (optional)
Recommended Mix: 2 Fruit Blast · 1 Frozen Lemonade · 1 Pina Colada
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4× 4 Gauge
$135

Consistent Energy Every Set

No fade, no crash from start to finish

Clean Focus — No Jitters

Locked in without the wired feeling

Fully Transparent Ingredients

Every ingredient, every dose disclosed

Made In-House (Total Control)

We control every step of production

Used By the Founder Daily

This is what I take before I train
WHY 4 GAUGE FEELS BETTER

Energy That Feels Good — From First Rep to Last

Most pre-workouts are all spike, then crash. 4 Gauge delivers steady energy, locked-in focus, and a better training experience from start to finish.

Consistent Energy

No huge spike. No sudden drop. Just steady energy that shows up and stays with you.

Locked-In Focus

Feel switched on—not overstimulated or scattered.

Extended Endurance

Energy that holds up deep into your workout—not just the first 20 minutes.

No Crash

Walk out feeling accomplished, not drained. Smooth energy in, smooth energy out.

Most pre-workouts are built for hype.
4 Gauge is built for performance.
REAL RESULTS

What Lifters Are Saying

Trusted by lifters who care about performance—not hype. No paid influencers. Just real results.

"I’ve tried at least 10 preworkouts and this is the first one that gives me energy without the crash. I feel just as strong on my last set as my first. No crash at all. This is what serious training deserves."

Marcus Chen
Competitive Powerlifter, 185 lb class

"Finally, a supplement that delivers. No jitters, no BS ingredients. Just pure focus and performance when it matters most."

Sarah Mitchell
CrossFit Athlete, 5+ years

"I recommend this to all my clients. Clean formula, effective dosing, and results you can actually feel. This is the real deal."

David Rodriguez
Strength Coach

"Switched from my old preworkout and never looked back. I’m hitting PRs again and not feeling fried afterward. Worth every penny."

Jake Thompson
Bodybuilding Competitor
WHAT'S INSIDE

Every Ingredient Earns Its Spot

Transparent formulas. Clinically relevant doses. Nothing hidden.
No proprietary blends hiding under-dosed ingredients. Just transparent, clinically-relevant doses of compounds that actually work.
This is why 4 Gauge feels smooth, predictable, and repeatable—session after session.

What's In

L-Citrulline DL-Malate - 6000 mg
Enhanced blood flow and sustained pumps that last through your workout
Creatine Monohydrate - 1000 mg
Proven strength and power output—the most researched supplement that works
Acetyl L-Carnitine - 500 mg
Mental clarity and focus that sharpens your mind-muscle connection
Red Beet Extract - 300 mg
Natural nitric oxide boost for endurance and cardiovascular performance
Caffeine Anhydrous - 150 mg
Clean energy dosed responsibly—enough to feel, not enough to regret
L-Theanine - 200 mg
Smooth out the caffeine edge for focused energy without anxiety

What's NOT In

  • Proprietary blends
  • Artificial colors
  • Artificial sweeteners
  • Unnecessary fillers
  • GMO ingredients
  • Banned substances
  • Gluten
  • Soy
Full label. Full doses. No interpretation required.

15+ Years Training Experience

WHY I BUILT THIS

Made By Someone Who Actually Uses It

"This is exactly what I take before my own training."

"I got tired of supplements built for marketing instead of performance. So I built my own—manufactured in-house, with full control over every ingredient."

After years of trial and error with mainstream pre-workouts, I realized most were either under-dosed, over-stimulated, or filled with ingredients that had no business being there.

I wanted something I could trust. Something that worked consistently without leaving me feeling like garbage afterwards. So I created it.

4 Gauge is what I take. It's what I'd give to my friends. And it's built with the same care I put into my own training.

Connor, The BusyFitGuy, Owner of 4 Gauge
Formulator • Manufacturer • Lifter
Train with what I actually use. Choose your supply above ↑

100% Satisfaction Guaranteed

Try 4 Gauge risk-free. If you're not completely satisfied with your workouts, we'll make it right. No hoops. No hassle.

Easy Returns

Money-Back Promise

Real Human Support

HOW TO USE

Simple. Effective. Repeatable.

01 Mix It Up
Add one scoop to 8–12oz of cold water. Shake well.
02 Time It Right
Drink 20–30 minutes before your workout.
03 Train Hard
Energy builds smoothly as you warm up and peaks during working sets.
04 Stay Consistent
Best results with regular use. Benefits compound over time.
WHAT TO EXPECT

From Day One & Beyond

First Workout
Clean energy onset within 20–30 minutes, enhanced focus, noticeable pump.
First Week
Dial in your ideal dose and timing, energy feels more predictable.
Ongoing Use
Consistent performance session after session with recommended cycling.
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Frequently Asked Questions

Does 4 Gauge cause jitters or a crash?

No—4 Gauge was specifically designed to avoid that.

Most preworkouts overload you with stimulants, which creates a spike in energy followed by a hard crash. 4 Gauge uses a more balanced approach to deliver steady, controlled energy that stays consistent throughout your workout.

You’ll feel switched on and focused—but not wired, shaky, or burned out afterward.

How is 4 Gauge different from other preworkouts?

Most preworkouts are built around intensity. 4 Gauge is built around performance.

Instead of overloading you with stimulants or hiding ingredients in proprietary blends, 4 Gauge focuses on:

  • Clinically dosed ingredients
  • Full transparency (no hidden formulas)
  • Clean energy that lasts

The result is a preworkout that actually supports how you train—not just how you feel for 20 minutes.

How long does the energy from 4 Gauge last?

Most users feel the effects for 2–4 hours, depending on tolerance and body weight.

The difference is how it feels:

  • No sharp spike
  • No sudden drop
  • Just steady energy and focus that holds up through your entire workout
When should I take 4 Gauge?

Take 4 Gauge about 20–30 minutes before your workout.

For best results:

  • Take it with water
  • Many people prefer taking it on a relatively empty stomach for faster absorption
How much caffeine is in 4 Gauge?

Each serving contains 150 mg of caffeine, which is about the same as a strong cup of coffee.

The key difference is how it’s delivered.

Instead of a harsh stimulant hit, 4 Gauge combines caffeine with other ingredients to create smoother, more sustained energy—without the jitters or crash.

Is 4 Gauge safe to take every day?

Yes—for most healthy adults, 4 Gauge is safe to use regularly when taken as directed.

Because it’s formulated with balanced energy and transparent dosing, many users include it as part of their consistent training routine.

As always, if you’re sensitive to caffeine or have any medical conditions, it’s smart to check with your healthcare provider.

Will 4 Gauge help me lift more or improve performance?

4 Gauge is designed to improve the things that matter most in your workouts:

  • Energy
  • Focus
  • Endurance

That means you can:

  • Train harder
  • Stay more consistent
  • Push further into your workouts

Many users report better performance in the gym—not because of a stimulant spike, but because they feel steady and locked in from start to finish.

What ingredients are in 4 Gauge?

4 Gauge uses a fully transparent formula—no proprietary blends.

Each ingredient is clearly listed with its exact dosage, so you know exactly what you’re putting into your body.

Key ingredients are selected to support:

  • Energy
  • Focus
  • Blood flow
  • Endurance

You can view the full supplement facts panel directly on this page.

Does 4 Gauge contain artificial ingredients or fillers?

4 Gauge is formulated with a focus on quality and simplicity.

It avoids unnecessary fillers and uses carefully selected ingredients to support performance—without the “junk” often found in lower-quality preworkouts.

What does 4 Gauge taste like?

4 Gauge is known for having a clean, smooth flavor that isn’t overly sweet or artificial.

It mixes easily in water and is designed to be something you actually enjoy drinking before your workout.

Can I mix flavors in a bundle?

Yes—you can mix and match flavors when you choose a bundle.

If you don’t want to think about it, you can also select the recommended mix, which includes our most popular flavor combination.

What if I don’t like it?

You’re covered by our 45-day money-back guarantee.

If you don’t feel a difference or simply don’t like it, you can reach out to us and we’ll make it right.

No complicated process—just real support.