New customer offer: 20% off your first order. Applied in cart.

The stimulant-free fat burner

No needles. No mystery vials. No shortcuts.

Clinically studied, label-transparent ingredients that work with your training and nutrition, not instead of them.*

  • No weekly injections
  • No gray-market peptides
  • Every ingredient and dose on the label
  • Stimulant-free: no jitters, no crash
4.8 · 485 verified reviewsRated 4.8 out of 5
Steel Core®
  • Stimulant-free
  • No proprietary blends
  • 3 capsules a day
  • Made in USA with globally sourced ingredients
  • For her and for him
  • 30-day money-back guarantee

Let's be honest about the injection era

You don't know what's in that vial. Neither do they.

Compounded knock-offs and "research use only" vials from overseas labs have flooded the market, and the FDA has warned about unverified versions sold outside legitimate pharmacies. That's not a shortcut. That's a gamble.

There's a better way

Earn it. Don't inject it.

FeatureInjections & gray-market peptidesSteel Core®
How you take itWeekly needle in your stomach or thigh3 capsules in the morning. Done.
What's insideUnverified compounds, often from overseas labs with zero oversightBranded, clinically studied ingredients — fully disclosed on the label
Purity"Research use only." No identity testing you can see. FDA warnings on counterfeitsManufactured in the USA, non-GMO, gluten-free, transparent labeling
Your muscleAppetite crushed — protein intake and lean mass often go down with itBuilt to support your training, so the weight you lose is the weight you want to lose
When you stopWeight commonly rebounds — the habits were never builtYou keep the habits, the discipline, and the results you earned
Side effectsNausea, GI distress, injection-site reactionsStimulant-free. No jitters, no crash. Take it any time — even before bed
CostHundreds to $1,000+ per month, often forever$39.95/month — or $34.95 with Subscribe & Save

Built for both

Who Steel Core® is for.

One formula, no gender gimmicks. For any healthy adult who trains, watches what they eat and wants the effort to show.

For her

  • Wants a tighter-looking midsection without harsh stimulants
  • Tired of stress getting in the way of progress
  • Won't inject something she can't verify
  • Already puts in the workouts

For him

  • Wants results without jitters or lost sleep
  • Trains hard and wants it to show
  • Prefers label-transparent ingredients to vials
  • Wants a stimulant-free option he can stack with pre-workout

What to expect

Your honest timeline.

No promises of 20 pounds by Friday. Here's the trajectory with daily use, consistent training and nutrition.*

  1. Week 1The foundation

    Steadier days as the routine settles in.*

  2. Weeks 2–4The shift

    Training, nutrition and the daily capsules start working together.*

  3. Weeks 4–8The momentum

    Training and nutrition start to show in the mirror.*

  4. Week 8+The habit

    The routine you built is the one that keeps it off.

Individual results vary. Use with diet and exercise.

Full label transparency

Six ingredients. Zero mystery.

No proprietary blends. Every ingredient named and dosed to the published research.

01

Morosil®

Moro orange extract for body-composition support.*

400 mg
02

KSM-66® ashwagandha

Supports a healthy response to everyday stress.*

300 mg
03

Alpha lipoic acid

Antioxidant support.*

300 mg
04

GlucoVantage®

Supports healthy glucose metabolism.*

100 mg
05

Capsimax®

Capsicum extract for thermogenic support.*

100 mg
06

CaloriBurn GP®

Grains of paradise extract.*

40 mg

Directions

Three capsules. Every morning.

Simple enough to keep up every day.

Directions

Serving
3 capsules
With
A glass of water
When
In the morning
How often
Daily, with training and nutrition

Follow the directions on your label.

  1. Take3 capsules in the morning with water.
  2. TrainKeep training and nutrition consistent.
  3. RepeatEvery day. Results build with consistent use.*

The philosophy

The work is the point.

Anyone can rent a result. Steel Core® is for people who'd rather own one, built rep by rep, meal by meal, day by day.

Reviews

Real people. Real work. Real results.

4.8485 verified reviewsRated 4.8 out of 5
Steel Core®

Steel Core®

Stimulant Free Fat Burner*

4.8 · 485 verified reviewsRated 4.8 out of 5

30 servings · $1.33 per serving

A stimulant-free fat-loss formula built to target stubborn belly fat, support metabolism, and help your core feel tighter, flatter, and more defined.*
Converts Fat to Energy*Boosts Metabolism*Helps Reduce Cortisol Levels*Targets Visceral Fat*
New customer offer
$31.96$39.95Save 20%

Your first order is 20% off, applied in cart. Routine add-ons below are 20% off too.

Complete your routine20% off with this order

By placing your order you agree to our Terms of Use (opens in a new tab).

Designed to fit your life and your goals

Built by someone who is still in the game.

SteelFit® came from my own reality: life changes, but the standard you hold yourself to does not have to.

Rob Kaufman

Rob Kaufman@iamsteelfit (opens in a new tab)

Founder, athlete and dad

Questions, answered.

How is this different from GLP-1 injections?

GLP-1 drugs are prescription medications that suppress appetite — they come with needles, prescriptions, common GI side effects, and weight that frequently rebounds after stopping. Steel Core® is a stimulant-free supplement built to support your body's own fat metabolism while you train and eat right. It's for people building results they can keep, not renting them.*

Is this safer than peptides bought online?

Unregulated "research" peptides sold online carry real risks: unverified identity, unverified dosing, and no manufacturer accountability — the FDA has warned repeatedly about counterfeit and unapproved versions. Steel Core® is made in the USA with branded, clinically studied ingredients that are fully disclosed on the label. You know exactly what you're taking, every time.

Does a fat burner need stimulants to work?

No. Steel Core® uses premium ingredients shown to boost metabolic burn and target visceral fat without stimulants — at the dosages supported by research. No jitters, no crash, no sleepless nights. You can even take it before bed.*

How fast will I see results?

Most customers report noticing changes within the first few weeks, with the most visible midsection changes building between weeks 4 and 8 when combined with consistent training and nutrition. Individuals vary — that's why every bottle is covered by a 30-day money-back guarantee.*

Do I need to diet and exercise for it to work?

Steel Core's ingredients don't require a specific eating or training style — but yes, you'll get the most from any fat burner when you eat well and train consistently. That's the whole point: this product is for people willing to put in the work. If you want results without effort, this isn't your product.*

Is it for men or women?

Both. Steel Core® is formulated for healthy adults at any stage — whether you're losing the first 30 pounds or chasing the last five.

How do I take it?

Take one serving (3 capsules) in the morning on an empty stomach, 20–30 minutes before your first meal or shake, with plenty of water. One bottle is a full month's supply.