By Ethan BrooksUpdated November 2026
Energy gels without water are a practical fuel for runners who want quick carbohydrates without carrying a bottle or relying on an aid station. The right gel depends on how your stomach handles concentrated carbs, how much sodium and caffeine you want, and whether you plan to take it alone or with sips of water. The picks below were selected from manufacturer specifications, brand reputation and common owner feedback patterns. We did not test these products ourselves.
Our top picks at a glance
- 1
TOP CHOICEBest overall12 Energy Gels, 20g Real-Fruit Carbs & Potassium, 80 Calories, Vegan,View on Amazon - 2
TOP CHOICEBest for caffeine seekersEnergy Gel for Runners, Marathon Training & Race Day Fuel, Endurance NView on Amazon - 3
TOP CHOICEBest for no-caffeine fuelingNewTrition Isotonic Energy Gel – Variety PackView on Amazon - 4
Best for ultra and triathlon distancesHydration, Never2, Ultra Triathlons, Cycling & Marathons, Running NeveView on Amazon - 5
Best budget pickGU Energy Original Energy Gels, Strawberry Banana, 8 CountView on Amazon
Our Top Picks
Quick Comparison
| Product | Best for | Key feature |
|---|---|---|
| 12 Energy Gels, 20g Real-Fruit Carbs & Potassium | Everyday long runs and training | 20g carbs, potassium, no added caffeine |
| NewTrition Isotonic Energy Gel (Variety Pack) | Caffeine-free fueling | Isotonic formula, zero caffeine |
| RAW Nutrition Sport Gel, 12 Pack | Race day and caffeine use | 75mg caffeine, 100mg sodium |
| Never2 C30 Energy Gel | Ultra and triathlon distances | Unflavored, high-carb performance formula |
| GU Energy Original Energy Gels | Budget-minded runners | Long-established original formula |
12 Energy Gels, 20g Real-Fruit Carbs & Potassium, 80 Calories, Vegan, Gluten Free, No Added Sugar or Caffeine Real Banana Energy Gel
12 Energy Gels, 20g Real-Fruit Carbs & Potassium, 80 Calories, Vegan, Gluten Free, No Added Sugar or Caffeine Endurance Fuel Real Banana Stomach Friendly Energy Gel for Runners, Cycling and Exercise
Best for: Everyday long runs and training when you want a clean, caffeine-free gel.
This pick suits runners who prefer a fruit-based gel and want a gentle option for regular training blocks. It is a natural fit for those who notice stomach upset from heavier gels.
Key specs
- 20g carbohydrates per gel (per listing)
- 80 calories per gel (per listing)
- Vegan and gluten free (per listing)
- No added caffeine (per listing)
Pros
- Fruit-based flavor many runners find easy to take
- Potassium included alongside carbohydrates
- No caffeine, so it can be used at any hour
Cons
- Lower calorie-per-gram density than some competitors
- Gels that are not caffeinated may not suit race-day users who want a stimulant boost
Bottom line: A strong daily training gel for runners who want a mild, fruit-flavored option without caffeine.
NewTrition Isotonic Energy Gel – Variety Pack
NewTrition® Isotonic Energy Gel – 20g Carbs, No Water Needed – Zero Caffeine Running Gel with Fast Absorption & Smooth Easy Digestion – Endurance Fuel Gels For Runners & Cycling 50ml, Variety Pack
Best for: Caffeine-free fueling that works without water.
This variety pack suits runners and cyclists who want an isotonic gel they can take without a chaser and without caffeine. It is well suited to sensitive stomachs and to athletes who avoid stimulants.
Key specs
- 20g carbohydrates per gel (per listing)
- 50ml serving (per listing)
- Zero caffeine (per listing)
Pros
- Isotonic formulation designed for fast absorption
- Variety pack gives flavor options
- No caffeine needed to use it late in a race
Cons
- Lacks the sodium and caffeine some runners want for hard efforts
- Some owners find the texture thinner than traditional gels
Bottom line: A good choice for runners who want a no-caffeine isotonic gel and a range of flavors to rotate through training.
Energy Gel for Runners, Marathon Training & Race Day Fuel, 75mg Caffeine, 25g Carbs, 100mg Sodium, 12 Pack
Energy Gel for Runners, Marathon Training & Race Day Fuel, Endurance Nutrition for Long Runs, HYROX & Triathlon RAW Nutrition Sport Gel, 75mg Caffeine, 25g Carbs, 100mg Sodium, 12 Pack
Best for: Race day and runners who want caffeine and sodium in the same gel.
This gel is aimed at marathoners, HYROX competitors and triathletes who want a higher-stimulus option for hard efforts. It is a sensible pick for athletes who have already tested caffeine in training.
Key specs
- 25g carbohydrates per gel (per listing)
- 75mg caffeine per gel (per listing)
- 100mg sodium per gel (per listing)
- 12-pack (per listing)
Pros
- Combines carbohydrates, caffeine and sodium in one gel
- Higher carb content than the everyday training gels on this list
- Pack size suits a full training block
Cons
- Caffeine makes it unsuitable for runners who avoid stimulants or take it late in the day
- Higher sodium may not suit every runner’s electrolyte needs
Bottom line: The best fit for runners who plan to use caffeine on race day and want one gel that covers carbs, caffeine and sodium.
Hydration, Never2 Ultra Triathlons, Cycling & Marathons Running Neversecond C30 Energy Gel, Unflavored, 12-Ct Pack
Hydration, Never2, Ultra Triathlons, Cycling & Marathons, Running Neversecond C30 Energy Gel, Performance Nutrition, Unflavored, 12-Ct Pack
Best for: Ultra and triathlon distances where long-duration carb intake matters most.
This unflavored performance gel suits endurance athletes who want a neutral taste and a high-carbohydrate formula for very long events. Runners who dislike sweet flavors often prefer unflavored options.
Key specs
- Unflavored (per listing)
- 12-count pack (per listing)
- Designed for ultra, triathlon, cycling and marathon use (per listing)
Pros
- Neutral flavor suits people who tire of sweet gels
- Pack size works well for multi-hour events
- Positioned for long-duration endurance fueling
Cons
- Unflavored gels can feel bland to some users
- Owners who want a fruit flavor will need another option
Bottom line: A practical choice for ultra and triathlon athletes who want a neutral, high-carb gel for long efforts.
GU Energy Original Energy Gels, Strawberry Banana, 8 Count
GU Energy, Original Energy Gels, Strawberry Banana – 8 Count
Best for: Budget-minded runners who want a well-known, widely available gel.
This gel suits runners who want a familiar original-formula gel at a lower commitment. It is a common starting point for people new to gel fueling.
Key specs
- Strawberry banana flavor (per listing)
- 8-count pack (per listing)
Pros
- Long-established brand with wide availability
- Small pack lets you try it before committing to a larger order
- Familiar flavor for many runners
Cons
- Smaller pack size means more frequent reordering for heavy users
- Some owners report the texture is thick and needs a sip of water
Bottom line: A reliable entry-level gel for runners who want a recognizable option to test during training.
Buying Guide
Carbohydrate Content and Type
Most gels list carbohydrates per serving, commonly in the 20 to 25 gram range. Check whether the gel uses a single carb source or a blend, since multiple transportable carbs are often discussed in sports nutrition as a way to support higher intake rates during long efforts. Match the carb load to your target intake per hour. The When to Take Energy Gels: A Marathoner's Timing Guide article explains how to plan that intake across a race.
Good picks for this: RAW Nutrition Sport Gel, 12 Energy Gels with 20g Real-Fruit Carbs
Caffeine Content
Caffeine can help with perceived effort late in a race, but it is not appropriate for everyone. Check the milligram count on the label and test it in training before race day. Avoid caffeine close to bedtime if you train in the evening. Consult a physician if you have heart conditions or take medications that interact with stimulants.
Good picks for this: RAW Nutrition Sport Gel, NewTrition Isotonic Energy Gel (for caffeine-free use)
Sodium and Electrolytes
Sodium helps with fluid balance and can matter in hot conditions or long events. Some gels list sodium or potassium on the label. If you are a heavy sweater, look for a gel that lists sodium per serving. Individual needs vary, so a sports dietitian can help you set targets.
Good picks for this: RAW Nutrition Sport Gel, 12 Energy Gels with Potassium
Flavor and Texture
Flavor fatigue is a common problem in long races. Unflavored or variety packs let you rotate options. Texture also matters: thicker gels may need a sip of water, while isotonic gels are often described as thinner. Try a few before race day so you know what your stomach accepts.
Good picks for this: Never2 C30 Energy Gel (unflavored), NewTrition Isotonic Energy Gel (variety pack)
Digestive Comfort
Gels that combine high carbs with fat, fiber or added ingredients can cause stomach upset in some runners. Owners often report that simpler formulas are easier on the gut. Test gels on long training runs, not for the first time on race day.
Good picks for this: 12 Energy Gels with Real-Fruit Carbs, GU Energy Original Energy Gels
Pack Size and Value
Larger packs usually reduce the per-gel cost, but they only make sense if you will use them before the expiration date. Small packs are useful for trying a new brand. Plan your order around your training volume and race calendar.
Good picks for this: RAW Nutrition Sport Gel 12 Pack, GU Energy Original Energy Gels 8 Count
Packaging and Portability
Single-serve gel packets fit in a running belt or shorts pocket. Check that the packaging opens easily while you are moving, since fumbling with a stiff tear-top can cost time. Store gels at moderate room temperature to keep the texture consistent.
Good picks for this: 12 Energy Gels, GU Energy Original Energy Gels
FAQ
Can I take energy gels without water?
Yes, most gels are designed to be swallowed without water, though some runners prefer a few sips to help with thicker textures. Isotonic gels are often described as easier to take dry.
How many gels should I take in a marathon?
Many runners plan intake around 30 to 60 grams of carbohydrate per hour, which often works out to one or two gels per hour depending on the carb load. Practice your plan in training. A sports dietitian can help you set a personal target.
Is caffeine in gels safe?
Caffeine is widely used by endurance athletes, but tolerance varies. Test caffeinated gels in training, avoid them if you have a heart condition, and speak with a physician if you are unsure.
When should I take my first gel?
Many runners take their first gel after about 45 to 60 minutes of running, then continue at regular intervals. See When to Take Energy Gels During Half Marathon: A Step-by-Step Timing Guide for timing details.
Do energy gels expire?
Yes. Check the best-by date on the packet. Heat can change texture and taste, so store gels somewhere cool and dry rather than in a hot car.
Are unflavored gels better?
Unflavored gels suit runners who dislike sweet tastes or who want to avoid flavor fatigue. They are not necessarily better; choose based on how your stomach responds in training.
Can I use gels for cycling as well?
Yes. Many of the same gels are marketed for cycling and triathlon. Check the carb content and sodium level against your effort and duration.
Conclusion
For most runners, the 12 Energy Gels with real-fruit carbs offer a balanced, caffeine-free option for training. Runners who plan to use caffeine on race day may prefer the RAW Nutrition Sport Gel. Those who want a no-caffeine isotonic option should consider the NewTrition variety pack, while ultra and triathlon athletes may find the Never2 C30 suits long efforts. The GU Energy Original gel is a sensible budget starting point. Test any gel in training before relying on it on race day.
Sources
- Background on carbohydrate and sodium needs during prolonged exercise (nih.gov)
- Guidance on caffeine labeling and safe consumption levels (fda.gov)
- Position statements on nutrition and fluid for endurance athletes (acsm.org)
Related reading
About Ethan Brooks
Ethan Brooks is part of our editorial team and reviews and edits our marathon & half-marathon guides, checking product details against manufacturer specifications and owner feedback.
