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SteelFit Skin Fitness + Sports Nutrition SteelFit Skin Fitness + Sports Nutrition
Home/Build Muscle/Steel Fuel®
Vegan 2:1:1 Branched-Chain Amino Acids*

Steel Fuel®

4.9/5·525 verified reviews·

A intra-workout BCAA and hydration formula made to help fight fatigue and support recovery while you train.*

Accelerates Muscle Growth*
Replenishes Electrolytes*
Boosts Endurance Performance*
Speeds Up Recovery Time*
Best Value
One-Time Purchase
By placing your order you agree to our Terms of Use

Size: 11.64 oz (330 g), 30 Servings

Apple Pear Other Ingredients:  Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, FD&C Green Apple Shade, FD&C Sour Apple Green Aluminum Lake.

Black Cherry Slushie Other Ingredients: Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, Grape Seed Extract (Natural Color).

Blue Raspberry Other Ingredients: Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, FD&C Blue #1, FD&C Alum Lake Blue #1.

Grape Soda Other Ingredients: Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, FD&C Grape Shade R SD, FD&C Grape Alum Lake.

Lemon Lime Other Ingredients: Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, FD&C Yellow #5, FD&C Yellow #5 Aluminum Lake.

Piña Colada Other Ingredients: Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, FD&C Yellow #5 Aluminum Lake.

Pink Grapefruit Other Ingredients: Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, FD&C Yellow #6, FD&C Red #40 Aluminum Lake.

Watermelon Lemonade Other Ingredients: Citric Acid, Natural and Artificial Flavors, Anti-Caking Powder (Silica), Sucralose, Acesulfame Potassium, FD&C Red 40, FD&C Red 40 Alum Lake.

CONTAINS: TREE NUT (COCONUT).

Warning: Do not use if safety seal is damaged or missing. This product is only intended for healthy adults, 18 years of age or older. Check with your doctor before using this if you are pregnant, nursing, have existing medical conditions, or are taking prescription medications. Do not exceed the recommended daily intake. Store in a cool, dry place, tightly closed and under 76 Degrees Fahrenheit. Do not expose to excessive heat or moisture. Keep out of reach of children and pets.

Allergen Warning: Produced on equipment that also processes dairy, soy, peanuts, or other tree nuts.

Note: This product is sold by weight, not volume. Some settling of powder may occur during shipping and handling, which may affect the density of powder. This product contains the servings indicated when measured exactly by weight.

As a dietary supplement, mix one serving (one level scoop) of Steel Fuel® with 8-16 fl. oz. of cold water (adjust for taste preferences).

Stir or shake well and consume during exercise on training days or throughout the day on both training and non-training days.

Customer Feedback
AI-generated from verified reviews

Customers say this workout drink delivers great taste and mixes easily. Many reviews mention the variety of flavors, with black cherry slushie and pina colada being frequent favorites. The drink blends smoothly without grittiness. While most enjoy the taste, a few find certain flavors unsatisfying. Users particularly appreciate drinking it during exercise sessions and note it helps with workout stamina. Many mention feeling refreshed when consuming it throughout their activities.

Best Value
One-Time Purchase
Steel Fuel®
Steel Fuel®
Change, Pause or Cancel anytime

The SteelFit Difference

What Makes Steel Fuel® Stand Out

Faster Muscle Recovery
01

Faster Muscle Recovery

With 5g of BCAAs in the research-backed 2:1:1 ratio, Steel Fuel helps repair and rebuild muscle so you can come back stronger every time.*

Hydration Without the Sugar
02

Hydration Without the Sugar

Coconut water powder and key electrolytes (magnesium, sodium, potassium) help replenish what you lose through sweat, keeping you hydrated with no crash and no added sugar.*

Plant-Based Amino Acids
03

Plant-Based Amino Acids

Other supplements on the market use animal-derived BCAAs from sources like pig fur, human hair, and bird feathers. Steel Fuel® uses only plant-derived BCAAs, making it safe for vegans, vegetarians, and carnivores!

What's Inside Matters

Key Ingredients

We choose ingredients with intention. Every formula is built with clean, effective components that support real routines, real goals, and real life. No shortcuts. No unnecessary extras.

01
Research Proven 2:1:1 BCAA Ratio

Research Proven 2:1:1 BCAA Ratio

This precise 2:1:1 ratio of branched-chain amino acids is designed to support muscle recovery, endurance, and growth. Leucine plays a key role in stimulating protein synthesis, helping muscles repair and rebuild after training. Isoleucine supports energy production and helps muscles use glucose more efficiently, while valine helps fuel working muscles and reduce post-workout soreness. Together, these amino acids help you recover faster and perform at your best.

02
Electrolyte Blend

Electrolyte Blend

This blend of key electrolytes helps keep your body hydrated and your muscles performing at their best. Magnesium supports muscle function, energy production, and helps reduce cramping. Sodium helps maintain fluid balance and supports proper nerve and muscle function. Potassium works alongside sodium to support hydration and efficient muscle contractions. Together, they help you stay strong, focused, and hydrated during intense training.

03
Taurine

Taurine

Taurine supports hydration and electrolyte balance at the cellular level. It also helps with endurance and mental focus during training.

04
Raw Coconut Water Powder

Raw Coconut Water Powder

Coconut (Cocos nucifera) water powder is a natural source of electrolytes, including potassium and magnesium. It supports optimal hydration and helps replace minerals lost through sweat.

05
L-Citrulline Malate

L-Citrulline Malate

Citrulline Malate supports blood flow and nutrient delivery to working muscles. This can help improve endurance, reduce fatigue, and support better workout performance.

06
L-Glutamine

L-Glutamine

Glutamine is an amino acid that plays a key role in muscle recovery and immune support. It helps your body replenish what’s lost during intense training sessions, promoting faster repair.

07
L-Glycine

L-Glycine

Glycine supports collagen production, tissue repair, and overall recovery. It can also help improve sleep quality, which is essential for recovery and performance.

Stay Consistent

See the Change

We made Steel Fuel taste so good you’ll actually want to sip it all workout long. Each serving delivers clean BCAAs and electrolytes to support hydration, recovery, and endurance. Take it every day — during training or anytime you need a boost — and you’ll feel stronger, recover faster, and stay consistent with your routine.

Use Daily
Build it into your fitness routine
Train Hard
Pair with movement and effort
Stay Patient
Results come from consistency

From the Founder

Designed to fit your life and your goals

I created Steel Fuel® because I was tired of sipping on sugary sports drinks or underdosed BCAA powders that didn’t deliver. This is what I use during every workout, even on days when motivation is low. It keeps me focused, hydrated, and recovering right. If you're putting in the work, Steel Fuel® makes sure it’s not wasted.

Rob Kaufman
Rob Kaufman @iamsteelfit
Trusted by Athletes, Gym-Goers & High Performers

What People Are Saying

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Based on 525 reviews
5
4
3
2
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would recommend this product

Reviews SummaryAI-generated from verified reviews

Customers say this workout drink delivers great taste and mixes easily. Many reviews mention the variety of flavors, with black cherry slushie and pina colada being frequent favorites. The drink blends smoothly without grittiness. While most enjoy the taste, a few find certain flavors unsatisfying. Users particularly appreciate drinking it during exercise sessions and note it helps with workout stamina. Many mention feeling refreshed when consuming it throughout their activities.

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