• YOUR COMPLETE ENDURANCE FUEL
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    Get started with your Styrkr Welcome Kit

    Discover the entire Styrkr fuel range with our best-selling Welcome Kit Bundle – our most affordable offer yet. Join countless athletes optimising their fuelling and smashing their PBs.

    Save up to 56% + Two Free 500ml Bottles & a Free Cap

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    30 day money-back guarantee

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    Quick-release energy

    Powered by Plasmatech

    Complete endurance fuel

    100% Gluten-free

    100% Vegan

    Easy on the gut

    Backed by Science. Refined for Performance.

    Our formulas are continuously tested and refined—so you can push harder, recover faster, and go further. Backed by research, our approach ensures every ingredient serves a purpose and delivers results when it matters most. Athletes have found the following:

    25% improvement in endurance capacity
    30% reduction in muscle cramping
    80% Reduction in GI distress and improvement in performance
    75% Enhanced gastric emptying and performance with the glucose-fructose

    Learn more about the nutrition study.

    (4.7) 1614 reviews

    (4.7) 1614 reviews

    Apple Cinnamon Caramel Sultana

    Crisp Rice (24%), Glucose Syrup, Vegan Caramel (16%), Sultanas (11%), Apple Pieces (8%), Golden Syrup, Vegetable Oil, Sugar, Humectant: Glycerol, Gelling Agent: Agar, Salt, Emulsifier: Soy Lecithin, Vanilla Flavouring, Ground Cinnamon.

    Styrkr Energy Bars : Caution: May contain traces of nuts.

    Nutritional Value: Per 100g Per Serving (65g) %nrv
    Energy (g)

    1631 kJ

    390 KCAL

    1077kJ

    257 KCAL

    19.5

    19.5
    Fat (g) 8 5.3 11.4
    Saturated (g) 1.6 1.1 2.3
    Carbohydrate (g) 76.4 50.4 29.4
    Sugars (g) 38.7 25.5 43
    Fibre (g) 2.6 1.7 -
    Protein (g) 2.6 1.7 5.2
    Salt (g) 0.87 0.57 14.5

    Dark Chocolate Chip

    Crisp Rice (23%), Glucose Syrup, Dark Chocolate Chips (18%), Vegan Caramel (16%), Golden Syrup, Vegetable Oil, Sugar, Humectant: Glycerol, Cocoa Powder (2.5%), Gelling Agent: Agar, Salt, Emulsifier: Soy Lecithin, Vanilla Flavouring.

    Styrkr Energy Bars : Caution: May contain traces of nuts.

    Nutritional Value: Per 100g Per Serving (70g) %nrv
    Energy (g)

    1489 kJ

    356 KCAL

    1042kJ

    249 KCAL

    17.8

    17.8
    Fat (g) 12.1 8.5 17.3
    Saturated (g) 4.1 2.9 20.5
    Carbohydrate (g) 71.9 50.4 27.7
    Sugars (g) 34.4 24.1 38.2
    Fibre(g) 2.7 1.9 -
    Protein (g) 3.5 2.5 7
    Salt (g) 0.86 0.6 14.4

    Date, Almond & Dark Chocolate

    Crisp Rice (22%), Glucose Syrup, Vegan Caramel (16%), Dark Chocolate Chips (11%), Dates (6%), Almonds (5%), Golden Syrup, Vegetable Oil, Sugar, Humectant: Glycerol, Gelling Agent: Agar, Salt, Emulsifier: Soy Lecithin, Vanilla Flavouring.

    Styrkr Energy Bars : Caution: Contains Nuts.

    Nutritional Value: Per 100g Per Serving (72g) %nrv
    Energy (g)

    1587 kJ

    379 KCAL

    1143kJ

    273 KCAL

    18.9

    18.9
    Fat (g) 13.4 9.6 19.1
    Saturated (g) 3.2 2.3 16
    Carbohydrate (g) 70 50.4 26.9
    Sugars (g) 34.8 25 38.7
    Fibre (g) 2 1.4 -
    Protein (g) 3.9 2.8 7.8
    Salt (g) 0.86 0.62 14.4

    MIX60

    Maltodextrin, Fructose, L-Glutamine, Sodium (Sodium Chloride), Potassium (Potassium Chloride), Magnesium (Trimagnesium Citrate).

    Styrkr MIX Drinks : Caution: May contain traces of nuts.

    Nutritional Value

    Per 100g

    Per Serving (72g)

    Energy

    		 394kcal (1649KJ) 256kcal (1075KJ)

    Fat (g)

    0g

    0g

    Saturated (g)

    0g

    0g

    Carbohydrates (g)

    92.3g

    60g

    Sugars (g)

    41g

    27g

    Fibre (g)

    0g

    0g

    Protein (g)

    0g

    0g

    Salt (g)

    0.21g

    0.14g

    MIX90

    Maltodextrin, Fructose, L-Glutamine, Sodium (Sodium Chloride), Potassium (Potassium Chloride), Magnesium (Trimagnesium Citrate).

    Styrkr MIX Drinks : Caution: May contain traces of nuts.

    Nutritional Value

    Per 100g

    Per Serving (95g)

    Energy

    1637 kJ 391 KCAL

    1555 kJ 372 KCAL

    Fat (g)

    0g

    0g

    Saturated (g)

    0g

    0g

    Carbohydrates (g)

    95g

    90g

    Sugars (g)

    42.6g

    40.5g

    Fibre (g)

    0g

    0g

    Protein (g)

    0g

    0g

    Salt (g)

    0.21g

    0.2g

    MIX90 Caffeine+

    Maltodextrin, Fructose, L-Glutamine, Sodium (Sodium Chloride), Potassium (Potassium Chloride), Caffeine, Magnesium (Trimagnesium Citrate).

    Styrkr MIX Drinks : Caution: May contain traces of nuts.

    Nutritional Value

    Per 100g

    Per Serving (95g)

    Energy

    1637 kJ 391 KCAL

    1555 kJ 372 KCAL

    Fat (g)

    0g

    0g

    Saturated (g)

    0g

    0g

    Carbohydrates (g)

    95g

    90g

    Sugars (g)

    42.6g

    40.5g

    Fibre (g)

    0g

    0g

    Protein (g)

    0g

    0g

    Salt (g)

    0.21g

    0.2g

    GEL30

    Water, Maltodextrin, Fructose, Pectin, L-Citrulline, L-Arginine, Natural Berry Flavouring, Stevia, Citric Acid, Trisodium Citrate, Potassium Sorbate.

    Styrkr Gels : Caution: May contain traces of nuts.

    Nutritional Value

    Per 100g

    Per Serving (72g)

    Energy

    744 kJ 178 KCAL

    536 kJ 128 KCAL

    Fat (g)

    0.01g

    0.01g

    Saturated (g)

    0g

    0g

    Carbohydrates (g)

    41.7g

    30g

    Sugars (g)

    18.5g

    13.3g

    Fibre (g)

    0.24g

    0.17g

    Protein (g)

    0.01g

    0.01g

    Salt (g)

    0g

    0g

    GEL30 Nitro+

    Water, Maltodextrin, Fructose, Pectin, Beetroot extract (6% Nitrate), Amaranthus leaf extract (9% Nitrate), Natural apple and blackcurrant flavourings, Stevia, Citric Acid, Trisodium Citrate, Potassium Sorbate.

    Styrkr Gels : Caution: May contain traces of nuts.

    Nutritional Value

    Per 100g

    Per Serving (72g)

    Energy

    204 kcal (854KJ)

    147 kcal (615KJ)

    Fat (g)

    0.10g

    0.07g

    Saturated (g)

    0.03g

    0.02g

    Carbohydrates (g)

    41.7g

    30g

    Sugars (g)

    19g

    13.7g

    Fibre (g)

    0.33g

    0.24g

    Protein (g)

    0.47g

    0.34g

    Salt (g)

    0.04g

    0.03g

    GEL30 Caffeine+

    Water, Maltodextrin, Fructose, Pectin, Natural Cola Flavouring, Caffeine, Stevia, Citric Acid, Trisodium Citrate, Potassium Sorbate.

    Styrkr Gels : Caution: May contain traces of nuts.

    Nutritional Value

    Per 100g

    Per Serving (72g)

    Energy

    744 kJ 178 KCAL

    536 kJ 128 KCAL

    Fat (g)

    0.01g

    0.01g

    Saturated (g)

    0g

    0g

    Carbohydrates (g)

    41.7g

    30g

    Sugars (g)

    18.5g

    13.3g

    Fibre (g)

    0.24g

    0.17g

    Protein (g)

    0.01g

    0.01g

    Salt (g)

    0g

    0g

    SLT07

    Citric acid, Sodium hydrogen carbonate (500mg sodium per tablet), Sodium carbonate (500mg sodium per tablet), Malic acid, Sorbitol, Potassium hydrogen carbonate, Inulin, Magnesium carbonate, Tricalcium phosphate, Red beet juice powder (red beet juice powder, maltodextrin), Sucralose, Flavourings, Riboflavin-5 ́-phosphate-sodium.

    Styrkr SLT Electrolytes : Caution: May contain traces of nuts.

    Nutritional Value mg %nrv
    Sodium 1000 43.48
    Potassium 100 2.86
    Magnesium 25 6.66
    Calcium 15 1.5

    Welcome Kit x3

    $119.97

    18x Energy Gels, 18x Drink Mix, 18x Energy Bars, 72x Tablets

    18x Energy Gels

    Worth £45.00

    18x Drink Mix

    Worth £48.18

    18x Energy Bars

    Worth £49.50

    72x Hydration Tablets

    Worth £59.94

    2x Bottles

    Free $14

    2x 500ml Styrkr Bottles

    UK Next Day Delivery

    Free £4.99

    Free Delivery

    Total

    $119.97 $18.99

    Welcome Kit x2

    $89.98

    12x Energy Gels, 12x Drink Mix, 12x Energy Bars, 48x Hydration Tablets

    12x Energy Gels

    Worth £30.00

    12x Drink Mix

    Worth £32.12

    12x Energy Bars

    Worth £33.00

    48x Hydration Tablets

    Worth £39.96

    2x Bottles

    Free $14

    2x 500ml Styrkr Bottles

    UK Next Day Delivery

    Free £4.99

    Free Delivery

    Total

    $89.98 $18.99

    Welcome Kit x1

    $49.99

    6x Energy Gels, 6x Drink Mix, 6x Energy Bars, 24x Hydration Tablets

    6x Energy Gels

    Worth £14.99

    6x Drink Mix

    Worth £16.06

    6x Energy Bars

    Worth £16.50

    24x Hydration Tablets

    Worth £19.98

    2x Bottles

    Free $14

    2x 500ml Styrkr Bottles

    UK Next Day Delivery

    Free £4.99

    Free Delivery

    Total

    $49.99 $18.99

    Choose your bundle

    -532% Off Best Value
    3 Kits for $119.97 $39.99 per kit Save $-100.98
    -374% Off Most popular
    2 Kits for $89.98 $44.99 per kit Save $-70.99
    1 Kit for $49.99 $49.99 per kit Save $-31

    30 day money back guarantee

    GLUTEN-FREE
    Athlete Approved
    NON-GMO
    VEGAN

    • "A top choice for endurance activities, delivering 1000mg of sodium with a refreshingly light citrus flavour." - SLT07

    • "Unequivocally one of the best-tasting energy bars we've tried. A marshmallowy texture with 50g of carbs for fast, easily digestible energy."- Bar50

    • "I found them hearty yet not stodgy or difficult to digest, so I can see why riders like Chris Hall enjoy them." - Bar50

    • "50g of chewy, crunchy carbs in a light bar—tasty energy without the effort."
       – Bar50

    • "Their effervescent tablets designed to stop muscle cramp that are sugar- and preservative-free." - SLT07

    • "A digestion-friendly, plant-based energy bar that’s tasty, chewy, and perfect for mid-race fuel." – Bar50

    • "Fast-dissolving, light, and fresh with no powdery residue—ideal for hydration pre-, during, and post-run." – SLT07

    Your Journey. Our Fuel. One Community.

    From everyday training sessions to big race days, our community shows what’s possible with the right support. Watch, get inspired, and join the movement.

    Optimised Nutrition for Peak Endurance

    Our expert-crafted formula fuels your body when it matters most. With fast-absorbing and sustained-release carbs, you get steady, reliable energy—no crashes, no burnouts, just lasting endurance.

    Fuel That Lasts. Energy That Wins.

    Fuel That Lasts. Energy That Wins.

    Endurance is about lasting longer. Our fast-absorbing, sustained-release carbs keep you fuelled with steady energy—no crashes.

    Sustained Energy

    Carbohydrates are the body's primary fuel source for endurance, providing fast-absorbing energy to sustain performance and delay fatigue when it matters most.

    Maltodextrin
    Maltodextrin

    Rapidly absorbed carbohydrate for sustained energy.

    Fructose
    Fructose

    Enhances carbohydrate uptake when paired with maltodextrin in a 1:0.8 ratio.

    Stay Hydrated. Stay Unstoppable.

    Stay Hydrated. Stay Unstoppable.

    Dehydration kills performance. Our electrolyte blend replenishes what you sweat out, keeping you strong, focused, and cramp-free.

    Relentless Hydration

    Electrolytes replenish, rehydrate, and keep your muscles firing—so you can push harder for longer.

    Sodium
    Sodium

    Essential electrolyte for hydration and muscle function.

    Potassium
    Potassium

    Supports nerve function and muscle contractions, reducing cramping.

    Magnesium
    Magnesium

    Aids muscle recovery and helps prevent fatigue.

    Calcium
    Calcium

    Supports muscle function, nerve signalling, and endurance performance.

    Powerful, Proven Ingredients

    Powerful, Proven Ingredients

    Styrkr fuels performance with fast carbs, essential electrolytes, and endurance-boosting nitrates for peak hydration and energy.

    Added active ingredients

    Key ingredients to boost performance, enhance endurance, and support hydration.

    Caffeine
    Caffeine

    Provides an endurance-boosting energy kick.

    L-Glutamine
    L-Glutamine

    Supports muscle repair, reduces fatigue, and speeds up recovery.

    L-Citrulline
    L-Citrulline

    Improves blood flow, reduces fatigue, and enhances endurance.

    Nitrates
    Nitrates

    Boosts oxygen use to improve stamina and reduce fatigue.

    Optimised Fuel Ratio

    Optimised Fuel Ratio

    Our 1:0.8 maltodextrin-to-fructose blend optimises carb absorption and speeds up digestion for sustained energy—no gut discomfort, just pure endurance fuel.

    Efficient Energy Delivery

    A precise 1:0.8 maltodextrin-to-fructose ratio enhances carbohydrate oxidation rates, allowing the body to absorb and utilise more energy per hour without causing gastrointestinal distress.

    Quick-release energy
    Quick-release energy

    Contains dual-source carbs, maltodextrin and fructose, for fast energy and easy digestion.

    Easy on the gut
    Easy on the gut

    pH-balanced with an optimal 1:0.8 dual-carb ratio, minimising gut discomfort compared to 1:1.25 and 2:1 ratios.

    Go the distance
    Go the distance

    L-glutamine reduces blood ammonia buildup during exercise, helping to delay fatigue and keep you going.

    Support Your Body When Training, Racing, and Recovering.

    Training

    Fuel up, fire up. Fast-absorbing carbs and essential nutrients power your body to train harder, push further, and stay sharp from the first rep to the last.

    Racing

    No limits. No crashes. Science-backed hydration and endurance fuel keep you going stronger for longer—so you can race at your best, every time.

    Recovering

    Refuel. Rebuild. Recharge. Essential nutrients and muscle-repairing compounds help you bounce back faster, ready to go again.

    What's in the Kit?

    Unlock Offer

    Developed by nutritionists & approved by athletes

    Designed by leading nutritionists and tested by elite athletes, STYRKR fuels every ride, run, and race with precision-formulated performance nutrition—so you can go further, faster, and stronger.

    We work with leading sports scientists and endurance athletes to develop and refine every STYRKR formula. Backed by cutting-edge research and rigorous testing, our products are engineered to deliver peak performance when it matters most. The result? A fuel system designed for real athletes, in real conditions—so you can push harder, longer, and stronger.

    Only the best fuel delivers the best results. STYRKR sources high-quality, easily absorbed ingredients to ensure your body gets exactly what it needs—nothing more, nothing less. Every formula is designed for peak performance, giving you clean, effective energy without compromise.

    STYRKR products are crafted to the highest standards in state-of-the-art facilities, ensuring consistency, safety, and peak performance in every batch. We leave nothing to chance—every formula undergoes rigorous testing, so you get reliable, high-quality fuel every time.

    Every STYRKR product undergoes rigorous third-party testing to ensure what's on the label is exactly what's in the product—nothing more, nothing less. Free from banned substances and contaminants, our fuel is safe, clean, and trusted by athletes at every level.

    30 day money back guarantee

    We set the bar for quality

    We believe in our products so much we offer a 30 day money back guarantee on everything we sell. If this product doesn’t meet your expectations, you can return it to us for a refund. Simply get in touch with us!

    Recommended by Top Athletes

    We have a growing worldwide roster of multi-discipline athletes who use our products during training and in competition. We know our products make a difference, because they use them when it matters most.

    • Lionel Sanders
      Lionel Sanders Professional Triathlete

      "I look forward to my Styrkr Bar. Every. Single. Day"

    • Imo Boddy
      Imo Boddy World Record Holder and Ultra Endurance Athlete

      "Dialing in my nutrition has been a huge focus over the past year, and Styrkr has always been a brand I’ve naturally gravitated towards—their products work brilliantly for me, and I love what they stand for."

    • Tom Joly
      Tom Joly Ultra Endurance Athlete

      "STYRKR’s high-carb products let me push further—11 gels (550g) in one bottle might just be a record! Pure endurance fuel."

    • Ed Laverack
      Ed Laverack Performance Cyclist

      "I’ve been able to surpass my expectations in my endurance challenges this year because I’ve been able to trust and rely on my fuel. There is little doubt that strategic on-demand fuelling has transformed my performances at events like the 290km+ Dragon Ride and the Tour de Mont Blanc."

    • Chris Hall
      Chris Hall Endurance Cyclist

      "Styrkr's energy bars are a tasty and convenient addition to my adventure arsenal. They provide fast carbs and are easy to carry – a must-have for my challenges!"

    Real results, real people

    Kickstart your new go-to routine!

    Get your Styrkr Welcome Kit

    FAQs

    Using Styrkr is a straightforward process, thanks to our comprehensive fuelling guides, strategies, and clear directions available on our packaging and website. These resources are designed to ensure you make the most of your Styrkr products and reform your performance.

    Styrkr fuels offer a range of flavours to suit various preferences:

    • Drink Mixes: Our mixes feature a neutral flavour, making them versatile for blending with other ingredients.
    • Hydration Salts: Enjoy a mild berry flavor when using our salt products.
    • Energy Gels: Our gels are natural and fruity, providing a delicious and refreshing taste during your workouts.
    • Energy Bars: Styrkr bars are renowned for their exceptional flavours, making them a delectable choice for athletes seeking a tasty yet nutritious snack.

    Styrkr is the ideal choice for athletes of all levels who aspire to elevate their performance. Whether you're a seasoned pro or just starting your athletic journey, Styrkr offers a holistic solution for endurance sports. Our products are tailored to help you perform at your best, providing the support you need to reach your goals, regardless of your current fitness level.

    At Styrkr, quality and safety are paramount. Our products undergo stringent testing processes akin to those employed by Informed Sport to guarantee their safety for athletes. These tests encompass examinations for microbiological contaminants, heavy metals, and other product-specific evaluations.

    We're committed to delivering only the highest quality products to our customers!

    Tracking your usage can unlock a range of benefits for your athletic performance. By incorporating Styrkr into your routine, you can expect:

    • Improved Performance: Styrkr fuels are formulated to enhance your overall athletic performance.
    • Prevention of Common Issues: Styrkr aids in preventing common problems associated with endurance sports, such as reduced lag, fatigue, bonking, and cramping.
    • Increased Energy: Styrkr products provide you with a sustained source of energy, helping you push through your workouts and competitions with vigor.
    • Enhanced Stamina: With Styrkr, you'll experience improved stamina, allowing you to push your boundaries and smash those PBs!

    In a nutshell, Styrkr fuels are your gateway to better personal records and overall performance enhancement.

    Styrkr sets itself apart from the competition in several ways:

    • Plasma-tech: Styrkr products incorporate specific active components strategically designed to increase your output while reducing input, enabling you to go further and faster for longer durations.
    • Dual Source Carbohydrates: Our fuels contain dual source carbohydrates that are gentle on the stomach, minimizing digestion-related issues commonly experienced during endurance activities.
    • Endurance Athlete-Approved: Styrkr products are created and rigorously tested by endurance athletes who understand the unique needs of their fellow athletes. This ensures that our fuels are tailored to meet the demands of endurance sports effectively.