






🥇 Fuel your grind with the original isotonic gel – no water needed, no excuses!
Science in Sport GO Isotonic Energy Gels provide 22g of easily digestible carbohydrates per 60ml sachet, designed to deliver rapid energy without the need for water. Featuring a refreshing tropical flavor, these vegan and gluten-free gels minimize sugar content to under 1g, reducing bloating and energy crashes. Trusted by elite athletes since 1992, this 30-pack offers a convenient, performance-driven fueling solution for endurance runners and cyclists aiming to delay fatigue and improve race times.























| - Saturates | 0 g |
| - Sugars | 1.0 g |
| ASIN | B000P2ZIGY |
| ASIN | B000P2ZIGY |
| Additives | Citric Acid |
| Age Range Description | Adult |
| Best Sellers Rank | 4,648 in Grocery ( See Top 100 in Grocery ) 69 in Energy Drinks |
| Brand | Science in Sport |
| Carbohydrate | 36.0 g |
| Customer Reviews | 4.6 4.6 out of 5 stars (7,587) |
| Customer reviews | 4.6 4.6 out of 5 stars (7,587) |
| Date First Available | 23 Oct. 2012 |
| Energy (kJ) | 613.00 kJ |
| Energy (kcal) | 146.51 kcal |
| Fat | 0.1 g |
| Format | Gel |
| Is discontinued by manufacturer | No |
| Item model number | 2856 |
| Manufacturer | Science in Sport |
| Manufacturer contact | SiS (Science in Sport) Limited, Unit 8A, Frontier Park, Blackburn BB1 3AL UK Science in Sport S.R.L. via Michelangelo Buonarroti, 39 – 20145 Milan, ITALIA |
| Product Dimensions | 23 x 9 x 17 cm; 2.17 kg |
| Product Name | Science in Sport GO Isotonic Energy Gel - Tropical, 60 ml |
| Protein | 0 g |
| Salt | 0.01 g |
| Serving Recommendation | 1 Gel pack |
| Serving Size | 100 ml |
| Units | 1800.0 millilitre(s) |
| Volume | 1800 Millilitres |
| Weight | 2 kg |
A**R
My go-to energy gels
I've tried loads of energy gels, but I keep coming back to these blackcurrant SiS ones. The flavour is spot on - not too sweet or artificial - and they’re smooth enough to take mid-run without needing water. I’ve had other gels that are too thick or sickly sweet, but these are just right. The consistency makes them easy to swallow, even when I’m pushing hard. They give me a steady energy boost without any sudden spikes or crashes. With 22g of carbs per gel, they keep me going on longer runs and rides without upsetting my stomach. I like that they’re isotonic, so I don’t have to chug water with them. They’re also vegan and gluten-free, which is a nice bonus. The 30-pack is great value, saving me money and the hassle of restocking all the time. I always keep a few in my running belt and cycling jersey because I know they work for me. If you need a reliable, easy-to-take gel that won’t let you down, I’d definitely recommend these.
E**Y
Taste great!
A excellent product. Helps to give a boost of energy. Great tasting! We had tried the orange and blackcurrant but my son didn’t like the taste- he does like these ones. Great price too! Would recommend.
C**S
Good gel, could improve flavour
Good product. Helps with post workout cramps and keeps endurance levels going during high endurance sports. Tastes slightly bitter, but not disgusting
K**E
Mmm, gel
Amazon wouldn't post my original review because I focussed on how quickly and safely packaged the seller delivered my order, rather than a prduct review. Haven't used these specific boxes of energy gels as they're Xmas stocking presents, but I have used SiS energy gels in the past and they give me energy. Fruit salad is a nice flavour. Can highly recommend. Thumbs up, as long as you don't get gel on your thumb. Then it's a sticky thumbs up.
L**T
Highly recommended
I used these for the London marathon (twice) great for that extra boost. Don't make me feel sick like other energy gels do.
A**R
Great energy gels
Nice gels, have been using them for more than a year so far. Taste is not bad at all, easy to take in while running, and no negative side effects on digestion. The only thing to know is that you'd probably need some water right after, just to wash off sweet aftertaste
K**E
Good value for money
Good item, exactly what I expected
A**Y
good
use them a lot nice taste good quality handy size my only down side is opening them when riding i do find myself stopping to open it help me training can't go wrong
N**A
Nice energy gel, for recommended, I am not feel weak during my ride.
M**A
Top! Got one for free
C**T
I used to use Gu energy gels but recently switched to these. The flavour is good and the $ per unit is decent. The one thing I wasn't expecting is how big these are. They're easily 2-3X the size of a regular gel. This is because they're very liquid. So they're easy to drink quickly and you also get some added hydration. I really like that for my 10k runs. I'd imagine they might be a bit awkward to carry multiples for a longer run. Recommended!
A**,
Super bon
D**E
Todo llego rapido y perfecto
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