Nutrition for Speed, Power, and Explosiveness: What Soccer Players Actually Need to Know

Spring showcase season is here, and if you're a competitive soccer player with college recruiting on your mind, the pressure to perform at your best is real. Coaches at ID camps and showcases are watching for specific things and near the top of that list is athleticism, first-step quickness, top-end speed and the ability to produce explosive efforts repeatedly across 90 minutes.

Most athletes are putting in the training work. Far fewer are addressing the nutritional side of the equation in a way that actually supports that work and those physical qualities. That's the gap this post is designed to close.

This isn't about eating healthy in a general sense. It's about understanding which specific nutrition strategies directly influence speed and explosive power output and which ones don't, regardless of how aggressively they're being marketed right now.

Why Does Nutrition Affect Speed and Explosiveness?

Nutrition affects speed and explosiveness because the energy systems behind those movements have specific fuel requirements that can either be met or depleted depending on what you eat and when you eat it.

Your muscles contain two types of fibers. Slow-twitch fibers handle lower-intensity, longer-duration work such as jogging, walking, the sustained effort of maintaining a position. Fast-twitch fibers fire for every sprint, jump, explosive cut, and first-step acceleration. These fibers deplete their fuel stores significantly faster than slow-twitch fibers do, and they deplete them faster than whole-body fatigue would suggest.

This is the physiological reason why an athlete can feel physically fine where their breathing is okay and legs are still moving, all while losing explosive speed in the second half. The fast-twitch fibers are running low on fuel while the rest of the body still has enough to keep going at a lower intensity. This scenario isn’t a fitness problem, it's a fueling problem.

Research on elite soccer players has shown that fast-twitch fiber’s glycogen levels drop sharply during intermittent high-intensity work. Unfortunately, the exact kind of repeated sprint and explosive effort pattern that defines a soccer match. A 2022 study by Vigh-Larsen and colleagues published in the Journal of Physiology found that type 2 fiber glycogen depletion during intermittent high-intensity exercise was extensive, occurring faster and more substantially than overall muscle glycogen measurements would indicate. That finding has direct practical implications for how competitive players should approach fueling before training and matches.

What Role Do Carbohydrates Play in Speed and Power?

Carbohydrates are the primary fuel source for explosive athletic performance. For high-intensity, short-duration efforts (ie. sprinting, jumping, rapid changes of direction) the body relies on carbohydrates stored in the muscle as glycogen. When that glycogen is depleted or unavailable, speed and explosive power output drop measurably.

This doesn't mean athletes need to eat carbohydrates constantly or in unlimited quantities. It means carbohydrate intake needs to be intentionally matched to the demands of each training day and competition. This approach is called carbohydrate periodization, and it's one of the most practical performance nutrition strategies available to team sport athletes.

On high-intensity training days and match days, carbohydrate availability directly supports the energy systems being used most heavily. On lower-intensity recovery days, the body isn't making the same explosive demands, so carbohydrate needs naturally decrease. Protein stays consistent. Overall food intake remains adequate. The carbohydrate portion adjusts with the workload.

A common question at this time of year is whether going low-carb before a showcase might help performance by reducing body weight. The research is clear on this point: short-term carbohydrate restriction before competition reduces sprint performance and explosive output, not improves it. The initial weight loss from reducing carbohydrates comes primarily from water (glycogen holds water when it's stored in the muscle) which also means reduced hydration status heading into a match. Both the fuel and the fluid changes in that situation work against performance. A lower number on a scale does not translate to faster, more explosive movement on the field.

What Does Protein Actually Do for Explosive Athletes?

Protein doesn't fuel explosive performance directly. Carbohydrates fill that role. What protein does is determine how much an athlete gets out of the training designed to build speed and power over time.

Every hard sprint session, every speed workout, every demanding training day sends a physiological signal to the muscles: we're doing this work consistently, we need to adapt to it. Protein provides the building blocks that allow the body to act on that signal by repairing muscle tissue, supporting neuromuscular adaptations, and improving the body's capacity to produce force and move explosively in future sessions.

Without adequate protein, an athlete can complete the training but fail to fully capture the adaptation. They're doing the work without collecting the full payoff.

Two things are worth knowing about protein timing for this purpose. First, muscle protein synthesis, the process of building and repairing muscle tissue, remains elevated for up to 48 hours following high-intensity exercise and not just in the window immediately after training. Second, protein distributed across multiple meals throughout the day supports that process more effectively than the same total amount consumed primarily at dinner. Breakfast, lunch, and dinner should all include a meaningful protein source. This matters more than any specific post-training supplement window.

Which Supplements Actually Support Speed and Explosive Performance?

The supplement market for speed and power is loud though most of it doesn't hold up to scrutiny. The following three options have genuine research support for explosive athletic performance.

Creatine Monohydrate

Creatine is the energy source the body draws on first for short, explosive efforts before carbohydrates even enter the picture. Supplementing with creatine monohydrate increases the body's internal creatine stores, which provides more capacity for those maximal efforts. In practical terms, this means the ability to complete an extra sprint, an extra rep in training and that additional work drives more adaptation over time.

A 2021 review by Jagim and Kerksick published in Nutrients examined creatine supplementation studies in adolescent swimmers and soccer players and found that most studies reported improvements in performance outcomes, with no adverse events reported across the reviewed literature. The authors are careful to note, however, that an absence of reported adverse events is not a confirmation of safety, and they call for dedicated randomized controlled trials examining safety specifically in healthy adolescent athletic populations research that does not yet exist. The "not for under 18" label on creatine products is a legal disclaimer rather than a scientific one, but this is a conversation worth having with a qualified sports dietitian before starting, particularly for athletes subject to drug testing. That said, it is always recommended to verify with a pediatrician and/or PCP prior to taking anything.

That said, it is always recommended to verify with a pediatrician and/or PCP prior to taking anything.

Creatine is not a bodybuilding supplement. It's an energy system supplement that happens to be relevant for any athlete who relies on repeated explosive efforts.

Beta-Alanine

During repeated hard sprints and high-intensity efforts, the body produces a buildup of hydrogen ions from lactate production in the muscle that contributes to that burning sensation in the legs and signals the body to slow down. Beta-alanine increases muscle carnosine, which helps buffer that buildup giving athletes a bit more capacity to sustain high-intensity work before performance starts to drop.

For soccer players specifically, this translates to better-maintained sprint quality across a full match and on the second day of tournament weekends when fatigue is compounding.

Beetroot and Beet Juice

The natural nitrates found in beetroot and beet juice support vasodilation, the widening of blood vessels, which improves blood flow and oxygen delivery to working muscles. More efficient oxygen delivery supports sustained output across a full 90 minutes. This is why oxygen availability matters at high-intensity output levels, and why dietary nitrates have become a legitimate area of sports nutrition research over the past decade.

What Doesn't Make the List

Testosterone boosters marketed to teen athletes, deer antler spray, and high-stimulant pre-workout products are among the most aggressively marketed supplements in this space. A 2019 analysis by Clements and colleagues found that only about 10% of ingredients in popular testosterone-boosting products had any supporting research data. These products are also among the most contaminated categories in the supplement industry meaning they carry meaningful risk of containing undisclosed substances that could trigger a positive drug test. Viral marketing is not a proxy for evidence. When a supplement is going viral for performance claims, that's a reason to look closer, not to buy faster.

Caffeine is worth a separate note. The research on caffeine specifically for sprint speed and soccer-specific explosive power is mixed and generally weak. Where caffeine does show meaningful benefit is in cognitive performance, reaction time, and resistance to fatigue which are absolutely still qualities that matter in a match context but are separate from the direct explosive output discussion. Strategic caffeine use in competitive athletes is a nuanced conversation best had individually, not a blanket recommendation.

How Should a Soccer Player Structure Nutrition Around Training and Matches?

A practical weekly framework for an explosive athlete looks like this:

On hard training days, the approach is carbs at breakfast, a carbohydrate-containing snack before training to top off fuel stores, and a recovery meal afterward that includes both carbohydrates and protein. Match day fueling starts the night before with a carb-forward dinner with familiar foods and continues through game day morning with a breakfast that doesn't get skipped. Two to three hours before kickoff, a balanced meal with carbohydrates and moderate protein, low in fat and fiber, sets the body up well for the demands ahead. No new foods on game day, ever.

Recovery days allow carbohydrate intake to come down naturally while keeping protein intake steady across meals. The body is still repairing and adapting on these days so it needs food and protein, just not the same carbohydrate emphasis as a match day.

Every day, protein should appear at multiple meals rather than being concentrated at dinner. Hydration is consistent throughout the week, not just addressed on match days.

What Does a Full Match Day Actually Look Like?

Understanding the principles is one thing. Seeing them applied to a real day is where it becomes actionable. Here's what a well-fueled match day looks like for a competitive high school or club soccer player with a 1:00 PM kickoff.

The Night Before

Dinner the night before is where most of the fueling work happens. A carb-forward meal with familiar foods along the lines of pasta with a protein source like chicken or ground turkey, a side of bread, and a fruit-based dessert if desired. This is not the night to try a new restaurant or experiment with foods that haven't been tested before a game. The goal is to top off muscle glycogen stores while the body is at rest so the athlete wakes up already in a good position rather than starting the day in a deficit.

Hydration the night before matters too. Drinking water consistently throughout the evening, not chugging a large amount right before bed, supports the hydration status the athlete wakes up with.

Morning of the Game

With a 2:00 PM kickoff, most athletes will be up by 7:00 or 8:00 AM. Breakfast should happen within an hour of waking, and it should not be skipped regardless of nerves or a lower appetite. A bowl of oatmeal with fruit and a side of eggs, toast with peanut butter and a banana, or a bagel with eggs and a glass of juice are all solid options. The common thread: carbohydrates as the foundation, a moderate protein source, low in fat and fiber to keep digestion moving smoothly.

This meal is not the main fueling event, it's maintenance. It keeps blood sugar stable through the morning and prevents the athlete from arriving at the field already running low.

Pre-Game Meal: 3–4 Hours Before Kickoff

For a 1:00 PM game, this meal lands around 10:00–11:00 AM. This is the most important eating window of the day. A well-composed pre-game meal for a high school or club soccer player might look like grilled chicken over white rice with a side of fruit, or a turkey sandwich on white bread with a banana and a sports drink. Depending on the player and timings this could also be a carb focused breakfast/brunch type meal. The emphasis is on carbohydrates with moderate protein, minimal fat and fiber. White rice, white bread, and pasta are better choices here than whole grain versions as the lower fiber content means faster digestion and less risk of GI discomfort during the game.

Portion size matters. This is not the time for an oversized meal that takes hours to clear the stomach. A comfortable, appropriately sized meal that the athlete has eaten before competition previously is the target.

1–2 Hours Before Kickoff

By this point the pre-game meal should be well on its way through digestion. If the athlete is hungry or feels like their energy is dipping, a light carbohydrate snack is appropriate such as a banana, a handful of pretzels, a sports drink, or a small granola bar. Nothing heavy, nothing new. The goal is a small top-off, not another full meal.

This is also when hydration becomes active rather than passive. Sipping a sports drink or water with electrolytes in the hour before kickoff, making sure not to drink a large amount all at once, supports fluid balance heading into the match.

During the Game

For most youth and high school matches, mid-game fueling is limited to halftime. A few sips of a sports drink, a small bite of a quick carbohydrate source like orange slices or a banana half, and continued hydration are the priorities. The goal is maintaining, not recovering as there isn't enough time at halftime to meaningfully refuel, but taking in something is better than nothing.

Post-Game Recovery

Within 30–60 minutes after the final whistle, recovery nutrition should start. This window is when the muscles are most receptive to glycogen replenishment and protein for the repair and adaptation process. A recovery meal or snack that includes both carbohydrates and protein (ie. a recovery smoothie, a turkey wrap, rice with chicken, or a protein shake alongside fruit) begins the process of preparing the body for the next training session or match.

The full recovery meal, typically dinner, should follow within a few hours and continue the carbohydrate and protein emphasis. Hydration continues through the evening, and if there's a game the following day, the night-before fueling strategy starts again immediately.

This timeline is repeatable, adaptable to different kickoff times, and buildable into a consistent pre-match routine. The athletes who perform most reliably across a full showcase weekend are almost always the ones who have this routine locked in and not the ones trying to figure it out in the parking lot before warmup.

Frequently Asked Questions

What should a soccer player eat before a game to run faster? The most important pre-game nutrition happens the night before, not the morning of. A carbohydrate-forward dinner with familiar foods tops off muscle glycogen stores, the primary fuel for sprint and explosive movement, so the athlete wakes up already in a good fueling position. On game day, breakfast should not be skipped. Three to four hours before kickoff, a complete meal with carbohydrates and moderate protein, low in fat and fiber, is the standard recommendation. A light carbohydrate snack closer to kickoff can serve as a final top-off if needed. Familiar foods only as game day is not the time to experiment.

Why do soccer players lose speed in the second half? Second-half speed loss in soccer players is most commonly a fueling issue, not necessarily a fitness issue. Fast-twitch muscle fibers, the fibers responsible for explosive sprints, jumps, and cuts, deplete their glycogen stores significantly faster than whole-body fatigue develops. An athlete can feel physically capable of continuing at a lower intensity while those specific fibers are already running low on fuel. Adequate carbohydrate intake in the 24 hours before a match, and especially the night before, is the primary strategy for protecting second-half explosive output.

Is creatine safe for high school soccer players? Research examining creatine supplementation in adolescent athletes has found consistent performance benefits with no reported adverse events. The "not for under 18" labeling on many products is a legal disclaimer rather than a reflection of the scientific evidence. That said, any supplement decision for a high school athlete should involve a conversation with a qualified sports dietitian who can assess whether the nutritional foundation is in place first and ensure the product being considered is third-party tested for safety. Discussing with a pediatrician and PCP are also encouraged to ensure no additional concerns to be mindful of.

Does going low-carb help soccer players get faster? As a blanket statement like that, no, and the reasoning matters. Low-carb approaches reduce muscle glycogen availability, which directly impairs explosive sprint performance and repeated sprint ability. The initial weight loss associated with reducing carbohydrates is primarily water weight, because glycogen stores water when stored in muscle. This means an athlete who goes low-carb before competition arrives with less fuel for explosive efforts and reduced hydration status simultaneously. A lower number on the scale does not produce faster movement on the field.

Can a sports dietitian help my soccer player run faster and improve explosive performance? Yes. A sports dietitian who specializes in soccer performance can assess an athlete's current fueling patterns, identify specific gaps in pre-training and pre-match nutrition, develop a carbohydrate periodization approach matched to the training schedule, evaluate supplement use for safety and effectiveness, and build a practical nutrition plan that supports the physical development happening in training. For athletes in the spring showcase and recruiting season, ensuring nutrition is optimized for explosive performance is one of the highest-leverage adjustments available.

What is the best pre-workout for a soccer player? The most effective pre-workout for a soccer player is a real meal eaten three to four hours before training or competition. A meal that includes carbohydrates, moderate protein, and is low in fat and fiber. Commercial pre-workout supplements marketed for performance typically contain high stimulant loads that can impair fine motor skills and reaction time, and are among the most contaminated product categories in the supplement industry. For an athlete subject to drug testing at any level, the risk-to-benefit ratio of commercial pre-workouts is not favorable.

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If you want to build a nutrition plan that supports speed, explosive power, and your best performance heading into showcase season, book a free 15-minute Game Plan Call: Book here

Jay Short, MS, RD, CSSD is a Registered Dietitian and Board Certified Specialist in Sports Dietetics, and co-owner of Rise Nutrition, specializing in sports dietetics for competitive athletes. He works with US Soccer (all 27 teams), the Columbus Blue Jackets (NHL), and athletes across MLS, collegiate, and club programs.

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References

1. Vigh-Larsen JF, Ørtenblad N, Andersen OE, et al. Fibre type- and localisation-specific muscle glycogen utilisation during repeated high-intensity intermittent exercise. Journal of Physiology, 2022;600(21):4713-4730. https://pubmed.ncbi.nlm.nih.gov/36030498/
2. Jagim AR, Kerksick CM. Creatine supplementation in children and adolescents. Nutrients, 2021. https://pubmed.ncbi.nlm.nih.gov/33670822/
3. Clemesha, C. G., Thaker, H., & Samplaski, M. K. (2020). 'Testosterone Boosting' Supplements Composition and Claims Are not Supported by the Academic Literature. The world journal of men's health, 38(1), 115–122. https://pubmed.ncbi.nlm.nih.gov/31385468/
4. Ferreira, R. E. S., Pacheco, R. L., de Oliveira Cruz Latorraca, C., Riera, R., Eid, R. G., & Martimbianco, A. L. C. (2021). Effects of Caffeine Supplementation on Physical Performance of Soccer Players: Systematic Review and Meta-Analysis. Sports health, 13(4), 347–358. https://pmc.ncbi.nlm.nih.gov/articles/PMC8645316/
5. Jeppesen JS, Hellsten Y, Melin AK, Hansen M. Short-term severe low energy availability in athletes: molecular mechanisms, endocrine responses, and performance outcomes — a narrative review. Scandinavian Journal of Medicine & Science in Sports, 2025;35(6):e70089. https://pubmed.ncbi.nlm.nih.gov/40539747/

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