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Black Friday: All fuel 21% off

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Stacy Sims Approved Supplements

Fuel up with Stacy Sims approved supplements crafted for active women who want clean, practical nutrition that fits real life. Stay strong, energized, and ready for whatever the day throws your way (from sweaty miles to post-run brunches).

Maurten Trial Bundle - Fuel Goods

Maurten Starter Bundle

Regular price $35.00
Sale price $35.00 Regular price
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Mens Merch Hoodie - Fuel Goods

Mens Merch Hoodie

Regular price $90.00
Sale price $90.00 Regular price
Men's Elite Singlet - Fuel Goods

Men's Elite Singlet

Regular price $60.00
Sale price $60.00 Regular price
Women's Sustain Run Jacket - Fuel Goods

Women's Sustain Run Jacket

Regular price $90.00
Sale price $90.00 Regular price
Men's 365 Eco Tee 60/40 - Fuel Goods

Men's 365 Eco Tee 60/40

Regular price $35.00
Sale price $35.00 Regular price
Elite Race Hat - Fuel Goods

Elite Race Hat

Regular price $35.00
Sale price $35.00 Regular price
Women's Sustain Long Line Crop Bra - Fuel Goods

Women's Sustain Long Line Crop Bra

Regular price $60.00
Sale price $60.00 Regular price
Women's Sustain 3" Flex Short - Fuel Goods

Women's Sustain 3" Flex Short

Regular price $60.00
Sale price $60.00 Regular price
Mens Merch Pants - Fuel Goods

Mens Merch Pants

Regular price $80.00
Sale price $80.00 Regular price
Womens Merch Hoodie - Fuel Goods

Womens Merch Hoodie

Regular price $90.00
Sale price $90.00 Regular price
Men's 4.5" Elite Race Short - Fuel Goods

Men's 4.5" Elite Race Short

Regular price $60.00
Sale price $60.00 Regular price
Womens Merch Pants - Fuel Goods

Womens Merch Pants

Regular price $80.00
Sale price $80.00 Regular price
Unisex 365 Cap - Fuel Goods

Unisex 365 Cap

Regular price $30.00
Sale price $30.00 Regular price
Women's Sustain Tight - Fuel Goods

Women's Sustain Tight

Regular price $85.00
Sale price $85.00 Regular price
Women's 3" Elite Race Short - Fuel Goods

Women's 3" Elite Race Short

Regular price $55.00
Sale price $55.00 Regular price
Women's Elite Singlet - Fuel Goods

Women's Elite Singlet

Regular price $60.00
Sale price $60.00 Regular price
Women's Sustain 3" Run Short - Fuel Goods

Women's Sustain 3" Run Short

Regular price $50.00
Sale price $50.00 Regular price
Lenny & Larry's Fitzels - Chili Lime - Fuel Goods

Lenny & Larry's Fitzels
Chili Lime

Regular price From $2.49
Sale price From $2.49 Regular price
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Flow Formulas - Endurance Drink Mix Race 90 Tube - Lemon Lime - Fuel Goods

Flow Formulas
Endurance Drink Mix Race 90 Tube

Regular price $5.99
Sale price $5.99 Regular price
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Flow Formulas - Endurance Drink Mix Race 90 Tube - Strawberry - Fuel Goods

Flow Formulas
Endurance Drink Mix Race 90 Tube

Regular price $5.99
Sale price $5.99 Regular price
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Flow Formulas - Endurance Drink Mix Race 90 Tube - Raspberry Lemon - Fuel Goods

Flow Formulas
Endurance Drink Mix Race 90 Tube

Regular price $5.99
Sale price $5.99 Regular price
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Flow Formulas Endurance Chews - Very Berry - Fuel Goods

Flow Formulas Endurance Chews
Very Berry

Regular price $3.49
Sale price $3.49 Regular price
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Honey Stinger Waffle - Peanut Butter Chocolate - Fuel Goods

Honey Stinger Waffle
Peanut Butter Chocolate

Regular price From $1.79
Sale price From $1.79 Regular price
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Flow Formulas Endurance Drink Mix - Lemon Lime 10 Serving Bag - Fuel Goods

Flow Formulas Endurance Drink Mix
Lemon Lime 10 Serving Bag

Regular price $29.99
Sale price $29.99 Regular price
Flow Formulas Endurance Drink Mix - Raspberry Lemon 10 Serving Bag - Fuel Goods

Flow Formulas Endurance Drink Mix
Raspberry Lemon 10 Serving Bag

Regular price $29.99
Sale price $29.99 Regular price
Flow Formulas Endurance Drink Mix - Low Sodium Flavorless 10 Serving Bag - Fuel Goods

Flow Formulas Endurance Drink Mix
Low Sodium Flavorless 10 Serving Bag

Regular price $29.99
Sale price $29.99 Regular price
Flow Formulas Endurance Drink Mix - High Sodium Flavorless 10 Serving Bag - Fuel Goods

Flow Formulas Endurance Drink Mix
High Sodium Flavorless 10 Serving Bag

Regular price $29.99
Sale price $29.99 Regular price
Flow Formulas Endurance Drink Mix - Strawberry 10 Serving Bag - Fuel Goods

Flow Formulas Endurance Drink Mix
Strawberry 10 Serving Bag

Regular price $29.99
Sale price $29.99 Regular price
Honey Stinger Waffle - Peanut Butter - Fuel Goods

Honey Stinger Waffle
Peanut Butter

Regular price From $1.79
Sale price From $1.79 Regular price
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Honey Stinger Waffle - Peanut Butter Strawberry - Fuel Goods

Honey Stinger Waffle
Peanut Butter Strawberry

Regular price From $1.79
Sale price From $1.79 Regular price
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Stinkbug All Natural Deodorant - Coconut Melon - Fuel Goods

Stinkbug All Natural Deodorant
Coconut Melon

Regular price $9.99
Sale price $9.99 Regular price
Zealios Reef Safe Sunscreen - Sun Barrier SPF 30 - Fuel Goods

Zealios Reef Safe Sunscreen
Sun Barrier SPF 30

Regular price $18.00
Sale price $18.00 Regular price
Vitaminis - Immune Support Shot - Fuel Goods

Vitaminis
Immune Support Shot

Regular price From $3.00
Sale price From $3.00 Regular price $4.49
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Salt Stick Fast Chews + Caffeine - Tropical Twist - Fuel Goods

Salt Stick Fast Chews + Caffeine
Tropical Twist

Regular price From $3.85
Sale price From $3.85 Regular price
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Salt Stick Fast Chews + Caffeine - Citrus Burst - Fuel Goods

Salt Stick Fast Chews + Caffeine
Citrus Burst

Regular price $19.99
Sale price $19.99 Regular price
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Hyperlyte Liquid Performance - H1 - Fuel Goods

Hyperlyte Liquid Performance
H1

Regular price $39.50
Sale price $39.50 Regular price
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Stacy Sims Protein Powder & Other Recommended Products

Protein That Gets You, Trusted by Stacy Sims, Made for Everyday Athletes

Introducing Stacy Sims Protein Powder: your no-nonsense, flavor-packed sidekick designed for active women who want to feel strong, energized, and unstoppable. Co-created by Dr. Stacy Sims, world-class exercise physiologist, nutrition scientist, and champion of women’s health, this blend powers your muscles, supports recovery, and celebrates every stage of your athletic journey, from perimenopause and beyond. Expect clean, high-quality ingredients and protein that’s dialed in for your unique needs, so you’re always ready for your next move.

Real Ingredients. Real Strength. Effortless Routine.

This is practical fuel for real life (because “complicated” is not on anyone’s workout plan). Stacy Sims' approved protein powder delivers 30-40 grams of protein per serving from honest ingredients, so you can crush your workouts, seize recovery, or simply grab a better snack. Mix it up in seconds for a seamless fit into your daily rhythm, whether you’re powering through a pre-dawn run or refueling after a long ride. Easy daily protein = another win for Team You.

Related Collections: Training Gear | Recovery Drinks | Sports Nutrition Supplements | Gifts For Runners And Cyclists
Check Out Our Famous Boxes: The Best Gift for Runners | A Great Gift for Cyclists Not sure where to start? Take our Fuel Finder quiz!

Smarter Fuel, Backed by Science (and Serious Athlete Love)

Stacy Sims' approved supplements aren't just smart nutrition, it’s science on your side. With thoughtful protein timing and a formula tailored specifically for women who move, you’ll unlock muscle strength, quicker recovery, and better long-term health, day after day. Plus, level up your routine with athlete-approved add-ons like collagen for joints or creatine for brain and muscle support. Fuel with confidence, train with purpose, and thrive with every scoop.

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Stay on Track with Autoship Stay on Track with Autoship

Autoship & save!

Imagine your fuel arriving right when you need it, no reminders, no reordering—just perfect timing. Our Autoship program allows you to get fuel delivered on a schedule that works for you while you sit back and save.

Benefits:

Savings every time Save 20% on your first order and 5% on every order after that. It's like getting rewarded for sticking to your fueling routine.
Choose your own schedule Set up your deliveries to align with your training so you're always dialed
Never run out of your essentials No more panic-fueling with subpar nutrition because that's "what you had"
Hassle-free adjustments anytime Need to pause, skip, or switch things up? You've got the flexibility to make changes whenever you need—because life (and training) happens.