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The Best Energy Bars for Athletes: What to Look for In a Performance Snack

by Karen Zinka, MPH, RD, LD

The Best Energy Bars for Athletes: What to Look for In a Performance Snack

Whether you're pushing through a long training run, clipping into your cycling shoes for a century ride, or strapping on a pack for a weekend in the backcountry, what you eat matters as much as how hard you train.

The snack bar market is crowded — but not all bars are created equally.

For athletes and active people who want real results, understanding what separates a genuinely performance-driven bar from a glorified candy bar is the first step toward fueling smarter.

The Best Energy Bars for Hiking — and Why the Right Fuel Changes Everything on the Trail

When it comes to sustained outdoor effort, few things derail a good hike faster than a mid-trail energy crash. The best energy bars for hiking are ones that deliver a steady, balanced release of energy rather than a quick sugar spike followed by a slump. That means looking for bars with a thoughtful ratio of complex carbohydrates, healthy fats, and adequate protein — not just ones that taste good at the trailhead.

For hiking, caloric density matters. You're often carrying everything on your back, so a bar that packs meaningful nutrition into a small, lightweight package earns its place in your kit.

Look for bars in the 200–300 calorie range that include whole food ingredients like oats, nuts, seeds, or dates. Sodium content is also worth paying attention to as even moderate hikes can lead to electrolyte loss through sweat, and a bar with a modest sodium profile helps replenish what you lose.

ILA Energy Bars are formulated with exactly this kind of outdoor effort in mind. Rather than relying on artificial fillers or excessive sweeteners, ILA bars are built around clean, functional ingredients that work with your body during sustained activity — so you stay fueled, not just full.

Energy Bars for Cycling and the Best Energy Bars for Runners — Meeting the Demands of High-Output Sport

Cycling and running place different but equally intense demands on the body. For cyclists logging big miles, carbohydrate availability is king — glycogen stores deplete quickly at sustained effort, and having fast-access carbs alongside slower-digesting complex carbs helps maintain output across hours in the saddle. Energy bars for cycling should be easy to eat on the go (no crumbling, no jaw-fatigue ingredients), digestible at intensity, and rich in carbohydrates without being overwhelmingly sweet.

Runners face a similar fueling challenge but with an added layer: the impact of running makes digestion during activity harder. The best energy bars for runners tend to be lower in fiber mid-run (to avoid GI distress), moderately high in carbohydrates, and easy on the stomach. Many runners use bars as pre-run fuel 60–90 minutes before a session rather than during, which opens up more flexibility in ingredient choices.

For both disciplines, timing and composition go hand in hand:

  • Pre-workout (60–90 min out): A balanced bar with complex carbs, moderate protein, and low-fat works well for priming energy stores without sitting heavy.
  • During effort (for long sessions 90+ min): Simpler carbs and minimal fat/fiber are easier to process. Look for bars with natural sugars from dates or honey alongside a light protein component.
  • Post-workout recovery: Prioritize protein and carbohydrates together to support muscle repair and glycogen replenishment.

ILA Energy Bars are designed to fit cleanly across these windows. Their ingredient integrity — no artificial colors, no mystery fillers — means you can trust what's going into your body when performance is on the line. For cyclists and runners who take their nutrition seriously, that transparency matters.

Adaptogens for Endurance Athletes — The Next Frontier in Performance Nutrition

One of the most exciting developments in sports nutrition over the last several years is the growing body of research around adaptogens — a class of herbs and plant-based compounds that help the body manage physical and mental stress more efficiently. For endurance athletes, this is particularly relevant. Long training blocks, competition stress, and cumulative fatigue all take a toll not just on muscles, but on the nervous system, hormonal balance, and mental resilience.

Adaptogens work by modulating the body's stress response — helping regulate cortisol, support adrenal function, and improve the body's ability to adapt to and recover from physical load. Unlike stimulants, they don't create a spike-and-crash effect. Instead, they support a more balanced, sustainable state of energy and focus over time.

Some of the most well-studied adaptogens for endurance athletes include:

  • Ashwagandha (Withania somnifera): Research has shown it can improve VO2 max, reduce exercise-induced muscle damage, and lower perceived exertion during training (Choudhary et al., 2015).
  • Rhodiola Rosea: Particularly useful for combating mental fatigue and supporting performance under physical stress; studies suggest it can reduce time to exhaustion (De Bock et al., 2004).
  • Eleuthero (Siberian Ginseng): Long used in endurance sport contexts, it supports cardiovascular efficiency and recovery from sustained effort.
  • Cordyceps (a functional mushroom): Shown in several studies to improve oxygen utilization and aerobic capacity, making it particularly interesting for high-altitude hiking and long-distance running (Chen et al., 2010).

ILA Energy Bars incorporate adaptogenic ingredients as part of a broader commitment to functional, forward-thinking nutrition. Rather than treating a bar as just a calorie vehicle, ILA views it as an opportunity to support the athlete as a whole — body, mind, and recovery. In a market full of products that simply meet the minimum, that's a meaningful distinction.

For endurance athletes looking to close the gap between training and peak performance, adding adaptogens to your nutrition strategy — through a well-formulated bar you can take anywhere — is one of the most accessible and evidence-backed steps you can take.

The best energy bar for you is the one that matches your sport, your timing, and your body's needs — made from ingredients you can trust. Whether you're searching for the best energy bars for hiking, fueling up for a long ride, dialing in your pre-race nutrition as a runner, or exploring the performance benefits of adaptogens, ILA Energy Bars are built to meet you where you are.

Clean ingredients. Functional formulas. Real performance support.


References

  1. Choudhary, B., Shetty, A., & Langade, D. G. (2015). Efficacy of Ashwagandha (*Withania somnifera*) in improving cardiorespiratory endurance in healthy athletic adults. *Ayu, 36*(1), 63–68. https://doi.org/10.4103/0974-8520.169002
  2. De Bock, K., Eijnde, B. O., Ramaekers, M., & Hespel, P. (2004). Acute Rhodiola rosea intake can improve endurance exercise performance. *International Journal of Sport Nutrition and Exercise Metabolism, 14*(3), 298–307. https://doi.org/10.1123/ijsnem.14.3.298
  3. Chen, S., Li, Z., Krochmal, R., Abrazado, M., Kim, W., & Cooper, C. B. (2010). Effect of Cs-4 (*Cordyceps sinensis*) on exercise performance in healthy older subjects. *Journal of Alternative and Complementary Medicine, 16*(5), 585–590. https://doi.org/10.1089/acm.2009.0226
  4. Burke, L. M., Hawley, J. A., Wong, S. H. S., & Jeukendrup, A. E. (2011). Carbohydrates for training and competition. *Journal of Sports Sciences, 29*(Sup1), S17–S27. https://doi.org/10.1080/02640414.2011.585473
  5. Jäger, R., Kerksick, C. M., Campbell, B. I., Cribb, P. J., Wells, S. D., Skwiat, T. M., … Antonio, J. (2017). International Society of Sports Nutrition Position Stand: Protein and exercise. *Journal of the International Society of Sports Nutrition, 14*, 20. https://doi.org/10.1186/s12970-017-0177-8
  6. Ivy, J. L. (2004). Regulation of muscle glycogen repletion, muscle protein synthesis and repair following exercise. *Journal of Sports Science & Medicine, 3*(3), 131–138.