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⚡ Fuel your hustle, skip the bloat, own the run!
Science in Sport High Carb Isotonic Energy Gel offers a cutting-edge, isotonic formula delivering 22g of carbohydrates per 60ml sachet without the need for water. Designed for vegan athletes, this gluten-free gel ensures rapid energy absorption to delay fatigue and enhance endurance. Trusted since 1992, it combines science-backed nutrition with convenient portability, making it the go-to fuel for serious runners and fitness enthusiasts aiming to optimize performance.























| ASIN | B0BYSL41VW |
| ASIN | B0BYSL41VW |
| Age Range Description | Adult |
| Allergen Information | Contains: Gluten Free |
| Benefits | Muscle Growth |
| Best Sellers Rank | 70 in Health & Personal Care ( See Top 100 in Health & Personal Care ) 1 in Carbohydrate Supplements |
| Brand Name | Science in Sport |
| Colour | Variety |
| Container Type | Canister, Sachet |
| Customer Reviews | 4.5 4.5 out of 5 stars (15,024) |
| Customer reviews | 4.5 4.5 out of 5 stars (15,024) |
| Diet Type | Vegan |
| Dose Release Method | Osmotic Release |
| Flavour | Variety |
| Item Dimensions | 11 x 4 x 15 centimetres |
| Item Form | Gel |
| Item Weight | 0.35 Kilograms |
| Manufacturer | Science in Sport |
| Manufacturer | Science in Sport |
| Manufacturer Contact Information | Sis (Science in Sport) Limited, Unit 8A, Frontier Park, Blackburn, BB1 3AL |
| Manufacturer Part Number | 131827 |
| Manufacturer reference | 131827 |
| Material Features | Gluten Free, Vegan |
| Model Name | Science in Sport Go Isotonic Energy Gel |
| Number of Items | 5 |
| Primary Supplement Type | Potassium Chloride |
| Product Dimensions | 11 x 4 x 15 cm; 350 g |
| Special Ingredients | Beta Carotene |
| Specific Uses For Product | Prevent Fatigue |
| Supplement Formulation | Multi-Supplement |
| Total Servings Per Container | 5 |
| Unit Count | 300.0 millilitre |
C**R
Fantastic gels — totally worth it.
They’re not the cheapest, but the way they work is brilliant. Great hydration, easy to take while running, and no need to carry a bottle with me. These helped me finish my first 10K charity run with zero stops, thanks SIS GO! Price to quality is spot on, they are tasty and they often run good promos too. Long shelf life, and every time you see them lying around they remind you to get out and train. Highly recommend giving them a try.
J**S
Game changer for my half marathon training
I've recently started training for a half marathon and these have been a game changer. An energy boost and negate the need to carry a drink with me. They are easy to open and they taste pretty good.
K**.
Good gels but can be cheaper elsewhere
The gels are good quality and do the trick but I actually found them cheaper in Home Bargains
K**W
Good gels
Great gels for my long runs! Good flavours and easy to take whilst running. I am always re buying, I definitely recommend.
S**S
Good quality.
Bought for my 14 yr old granddaughter, who's a keen runner. Takes one prior and one after a race. Helps to maintain hydration during a race and aids in rehydration,after. A good buy and cheaper than the high street. Also contains different flavours.
A**N
really helpful
When i did the Spartan obstacle race a couple of years ago, I really suffered from cramps on my legs. My friend has a couple extra energy gels which I had that helped me recover quickly and complete the race, it was quite effective and kept me hydrated as well. Since it was my first time, the taste wasn't pleasant, but now looking back i see the pack i had was blackcurrent, which isn't my fav flavour. I have now bought a pack of 15 so I can carry these during my trip to the Everest base camp. this pack is value for money and easy to use each of these on the go and of course not to forget it has lots of health benefits too.
S**D
Try them
I've used these during my marathon training block. They're the only low sugar gel I can find which is great for diabetics, pre diabetics or if you want to avoid spiking your blood sugars, like I do. I agree the gels are thick, but only when they're cold. If you leave them in a warm place, hold in your hand or keep in your back pocket during a long run they warm up and the consistency loosens up making it easier to consume. No stomach issues for me. Apple tastes like baby food out of a jar... Other flavours are decent. Always the option to buy single flavours you prefer. Give them a go!
K**E
Ok for the cost
The gels are decent. The ingredients are OK and you don't feel the effect as much. They taste as the flavour describes it, fruity! They are easy to swallow and do not need water to get through them. However, I had an issue with my order, one gel was removed with the package open, and I could not return it, unfortunately.
C**B
Easy to get down, helps in my long runs. Taste is fine and I personally don't really notice an aftertaste
P**A
Testati in allenamento e in una gara di triathlon su distanza olimpica. Il sapore è piacevole in tutte le varianti e non è troppo dolce. La consistenza è fluida e non lascia la bocca impastata o la necessità di bere subito dopo l’assunzione. Fa il suo dovere dandoti un boost di energia quando sei in gara. Si apre abbastanza facilmente, ma per facilitare ulteriormente lo strappo, io ho tagliato leggermente l’invito sulla parte superiore della bustina, così da non rischiare che si aprisse male e uscisse con difficoltà durante la gara, come mi era successo in allenamento.
E**Z
The Gels given to me, is about to expired in less than a month. Very frustrating. Cant even return the product.
F**E
One of the most reliable gels out there. Taste is subtle, doesn’t require water (which makes it extremely convenient), and it has never upset my stomach, even during marathon training when you usually consume a higher amount of gels. Strong recommendation.
J**M
Ordered in May 2025, received the products that expired in October 2025. Only 5 months to consume the whole box.
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