SKU: 65138998153

SIS GO Energy + Caffeine - Berry

Sale price$742.50 Regular price$825.00
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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17

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Description

SIS GO Energy + Caffeine - BerryThe original GO Energy Gels by Science in Sport but with a kick. In case you dont know, the GO was key in changing the game. They effectively deliver an easily digestible and quick supply of carbohydrate. The SiS Caffeine Gel is based on the same formula as the innovative SiS GO Isotonic Energy Gel BUT with the addition of 75mg of caffeine. Fast energy with a mental and physical boost. Unlike the lingering caffeine taste from most products, the GO

The original GO Energy Gels by Science in Sport – but with a kick.

In case you don’t know, the GO was key in changing the game. They effectively deliver an easily digestible and quick supply of carbohydrate.

The SiS Caffeine Gel is based on the same formula as the innovative SiS GO Isotonic Energy Gel BUT with the addition of 75mg of caffeine. Fast energy with a mental and physical boost.

Unlike the lingering caffeine taste from most products, the GO Energy + Caffeine is clean in the mouth and easy to digest.

The SiS Difference:

What does isotonic mean? They are essentially equal in osmotic pressure and less likely to lead to stomach distress.

We know taking in carbohydrates with diligence can prevent bonking and improve endurance...but sometimes the high sugar content of gels can cause stomach issues. That's where the isotonic formula comes into play.

These gels don’t require you to drink water with them, making them a great option if you tend to experience that full, sloshy feeling from drinking too much water with your gels OR struggle with thick, syrupy gels. They also contain three different electrolytes to aid in proper fuel + fluid absorption.

The Caffeine Benefit:

Caffeine acts centrally on the brain to lower the perception of effort, which is particularly noticeable in longer events. In hard training and events over 90 minutes, mental fatigue plays a big role as things progress, in addition to physical.

How to Use SiS Caffeine Gels:

These energy gels are portable and easy to take with you on long training rides, interval days, and races – especially since they don’t require tons of water to be taken with them. We recommend having one gel every 20-30 minutes during rides, runs, or events that are over 90 minutes – but space them out with other gels/fuel to spread the caffeine out.

 

  • Helps to reduce tiredness & fatigue
  • With energy releasing B vitamins
  • 75mg of Caffeine

Berry flavoured carbohydrate gel with caffeine and added sweetener. Our award winning gel technology delivers fast energy with a caffeine boost that’s easy to take. SiS GO + Caffeine is clean in the mouth and easy to digest. Each drink is 60ml.

Full ingredients

Water, Maltodextrin (33%), Flavouring, Elderberry Juice Powder, Caffeine Anhydrous, Gelling Agents (Gellan Gum, Xanthan Gum), Acidity Regulators (Citric Acid, Sodium Citrate), Sweeteners (Acesulfame K, Sucralose), Preservatives (Sodium Benzoate, Potassium Sorbate), Sodium Chloride, Antioxidant (Ascorbic Acid), Pyridoxine HCl, Folic Acid, Cyanocobalamin.

Per 100ml / Per 60ml Serving
Energy 627kJ/148kcal / 376kJ/89kcal **
Fat 0g / 0g **
of which saturates 0g / 0g **
Carbohydrates 37g / 22g **
of which sugars 1.3g / 0.8g **
Protein 0g / 0g **
Salt 0.1g / 0.04g **
Caffeine 125mg / 75mg **
Vitamin B6 0.8mg / 0.5mg **
Folic Acid 50μg / 30μg **
Vitamin B12 0.65μg / 0.39μg

**

 

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
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  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 65138998153

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4.9 ★★★★★
Based on 22 reviews
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Sonya
Whiting, US
★★★★★ 5
Nice Socks, Bad Shipping
The socks are definitely worth the price. They are cozy and non constructive. They colors are nice. My only complaint is the method in which it was shipped. Slapping a mailing label on a clear bag is not acceptable. The shipper didn't consider protecting my privacy. I hate to think if it was something extremely private. Consumers deserve better when it comes to the content of their mail.
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Reviewed in the United States on September 19, 2025
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Verified Purchase
Joann
Port Orchard, US
★★★★★ 4
There’s room for improvement
These heel support socks are quite comfortable to wear, the cotton blend fabric is soft and breathable. The built-in gel continuously moisturizes the heels, and the effect is more noticeable than applying lotion alone. I usually soak my feet in warm water before bed, apply lotion, and then use these socks. The elasticity is just right, and they don't constrict my feet. If the gel coverage area were a bit larger, the protection would be more comprehensive. Overall, they offer good value for money and are a practical foot care item.
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Reviewed in the United States on December 1, 2025
K
Verified Purchase
KC
Massapequa, US
★★★★★ 5
They worked
I got these for my elbows because I think I might have eczema on my elbow. They work very well. However I do wish they were a little looser. As far as putting them on your heels, the fit works well.
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Reviewed in the United States on April 2, 2026
C
Verified Purchase
CatDeLuna
Draper, US
★★★★★ 5
Good Results
I have always struggled with dry, cracked heels, but I’ve finally found a solution that keeps them consistently hydrated: these special socks with a moisturizing silicone lining on the heels. My heels now feel incredibly soft, but it’s important to note that consistency is key. Wearing these socks every night before bed has made a significant difference. It’s not enough to just wear them once and expect results; you have to be diligent and make it a part of your nightly routine. After a few weeks of nightly use, my heels are much softer and no longer cracked. What I love about these socks is how easy they are to use. Just slip them on before going to sleep, and the silicone lining does its magic overnight. By morning, my heels feel smooth and well-moisturized. For anyone struggling with dry heels, I highly recommend these socks. Remember, the secret is consistency. Stick with it, and you’ll see the difference!
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Reviewed in the United States on June 28, 2024
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Verified Purchase
Deb L
Birmingham, US
★★★★★ 5
So comfortable!
These work great and very comfortable. I put these on with heel moisturizer cream at bed time. Heels were improved overnight. They are washable too!
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Reviewed in the United States on March 31, 2026

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