top of page
  • Writer's pictureEverything CrossFit

Buying Guide: The Best Supplements To Boost Your CrossFit Performance

As a CrossFit athlete, you push your body to the limit every time you train. With intense workouts that incorporate a variety of functional movements, it's essential to give your body the fuel it needs to perform at its best.

While a balanced diet is critical, it can be challenging to get all the necessary nutrients from food alone. That's where supplements come in. With the right supplements, you can support your body's recovery, increase endurance, and boost your overall performance.

In this guide, we'll take a deep dive into the world of supplements for CrossFit athletes. From protein supplements to omega-3s, we'll explore the best supplements to help you achieve your fitness goals and take your training to the next level.

So get ready to optimize your supplement regimen and power up your CrossFit game. Let's dive in!

Protein Supplements for CrossFit

You may probably be aware that protein is essential for building and repairing muscles, making it a crucial nutrient for CrossFit athletes who are constantly putting their muscles under stress. While it's possible to get protein from food sources, protein supplements can help ensure that athletes are meeting their daily protein requirements. [1]

Maximizing CrossFit Gains: Benefits Of Protein Supplements

1. Improved Muscle Repair & Growth

2. Convenient Protein Boost

3. Easy Weight Management

Protein Supplements For CrossFit: Types & Benefits

There are several types of protein supplements available, each with unique benefits from which a few are given below:

Whey Protein

Casein Protein

Soy Protein & Pea Protein

Protein Intake For CrossFit Athletes: How Much Is Enough?

The recommended protein intake for CrossFit athletes varies depending on several factors, including body weight, training intensity, and training frequency. However, the general guideline is to consume 1.4 to 2 grams of protein per kilogram of body weight per day.

For example, a 70-kilogram (154-pound) CrossFit athlete would need to consume between 98 and 140 grams of protein per day. This protein can come from a combination of food sources and protein supplements.

Protein Supplements: Top Picks For CrossFit Athletes

When choosing a protein supplement, it's important to consider the quality and purity of the protein source. Look for protein supplements that are free of fillers and additives, and choose a brand that has undergone third-party testing for purity and quality. Some of the best protein supplements for CrossFit athletes may include:

This protein powder is made from whey protein isolate, which is easily absorbed by the body and contains high levels of leucine, making it a great option for muscle recovery and growth.

This protein powder is made from hydrolyzed whey protein isolate, which means that the protein has been partially broken down, making it easier for the body to absorb. This can be especially beneficial for athletes who have digestive issues or difficulty absorbing nutrients.

This protein powder is made from whey protein isolate and is free from artificial flavors, colors, and sweeteners. It is also NSF Certified for Sport, which means that it has undergone third-party testing to ensure that it is free from banned substances.

This plant-based protein powder is made from a combination of pea protein, pumpkin seed protein, and sunflower seed protein. It is also free from dairy, soy, and gluten, making it a good option for athletes with food sensitivities.

Additionally, when choosing a protein supplement, it's crucial to consider your individual needs and preferences. Some CrossFitters may prefer a plant-based protein powder, while others may prefer a whey protein powder. You can also experiment with different types of protein supplements to find the one that works best for you and your training goals.


Pre-Workout Supplements For CrossFit

To tackle the intense and challenging workouts of CrossFit, athletes need to be fueled with the right nutrients. Pre-workout supplements offer an energy boost and aid athletic performance by preparing the body for an intense workout. [3] Here's a closer look at the benefits of pre-workout supplements for CrossFit athletes, ingredients to seek in a pre-workout supplement, and the best options available:

Unleash Your CrossFit Potential: Benefits Of Pre-Workout Supplements

1. Increased Energy Levels

2. Enhanced Focus

3. Improved Endurance

Key Ingredients To Look For In A Pre-Workout Supplement

When selecting a pre-workout supplement, it's essential to seek out key ingredients that can deliver benefits for CrossFit athletes. Here are some of the most important components to look for:

Natural Stimulants


Nitric Oxide Boosters


Top Pre-Workout Supplements For CrossFit Enthusiasts

Incorporating pre-workout supplements into a CrossFit training regimen can prove to be a commendable enhancement, augmenting vitality, concentration, and overall athletic performance. Presented below are some of the most remarkable pre-workout supplements that would benefit any CrossFit athlete:

This pre-workout supplement is specifically designed for athletes looking to increase muscle mass and strength. In addition to natural caffeine, beta-alanine, and L-citrulline, it also contains creatine monohydrate and betaine anhydrous to support muscle growth and recovery.

This pre-workout supplement is formulated to improve overall athletic performance, with a focus on increasing energy levels, endurance, and mental clarity. It also contains the amino acid taurine, which may help to improve workout performance and reduce fatigue.

This pre-workout supplement is made with only natural ingredients and is free from artificial sweeteners, colors, and flavors. It provides a moderate amount of caffeine from coffee beans, along with amino acids such as beta-alanine and L-tyrosine to support energy, focus, and endurance.

When selecting a pre-workout supplement, it's crucial to consider your individual needs and goals. Some athletes may prefer a supplement with a higher caffeine content, while others may prefer a natural formula with fewer ingredients. Be sure to read the labels carefully and choose a supplement that fits your needs and preferences.


Post-Workout Supplements For CrossFit

After a grueling CrossFit workout, your body needs proper recovery to repair and rebuild muscle tissue. This is where post-workout supplements come in. These supplements are designed to help your body recover and refuel after an intense workout. Here are some of the benefits of post-workout supplements for CrossFit athletes:

How Post-Workout Supplements Benefits CrossFit Athletes

1. Improved Muscle Recovery

2. Increased Muscle Protein Synthesis

3. Replenishment Of Glycogen Stores

The Different Types Of CrossFit Post-Workout Supplements & Their Benefits

Protein Supplements

Carbohydrate Supplements

BCAA Supplements

Optimal Post-Workout Supplement Dosage For CrossFit Athletes

The recommended dosage of post-workout supplements for CrossFit athletes will depend on the specific supplement and the individual's needs. However, as a general guideline, most post-workout supplements recommend a serving size of 30-50 grams of protein and 50-100 grams of carbohydrates within 30 minutes of completing a workout.

For example, a CrossFit athlete may choose to consume a post-workout shake containing 30 grams of whey protein and 50 grams of carbohydrates after a grueling workout. This serving size would help provide the body with the nutrients it needs to replenish glycogen stores, repair muscle damage, and promote muscle growth and recovery.


Best Post-Workout Supplements For CrossFit Athletes

This whey protein supplement is a high-quality source of protein that is quickly absorbed by the body. It contains 24 grams of protein per serving and is also low in fat, cholesterol, and lactose. In addition to post-workout recovery, it can also be used as a convenient way to increase daily protein intake for CrossFitters.

CrossFit workouts are intense and can deplete glycogen stores in the muscles. Dextrose is a simple carbohydrate that can be quickly absorbed by the body, making it a valuable option for restoring glycogen levels and promoting recovery. This supplement is unflavored, making it easy to mix with other supplements or beverages.

BCAAs are essential amino acids that can help to promote muscle recovery and growth, making them a popular choice among CrossFit athletes. This supplement contains a 2:1:1 ratio of leucine, isoleucine, and valine, which has been shown to be effective in supporting muscle health. [4]

Post-workout supplements are an essential part of any CrossFit athlete's regimen. However, It is equally important to acknowledge that the requirements for post-workout recovery may differ among individuals based on several factors, including body weight, exercise intensity, and fitness objectives.

Furthermore, some athletes may choose to obtain their essential nutrients from whole foods instead of relying solely on supplements. So, it is always recommended to consult a medical professional to obtain a thorough understanding of one's unique needs and ensure safe and effective post-workout recovery practices.


Omega-3 Supplements For CrossFit

As a CrossFit enthusiast, you've likely heard of the benefits of omega-3 supplements. These supplements contain essential fatty acids, such as EPA and DHA, which are essential for maintaining optimal bodily functions. [5]

CrossFit athletes benefit from omega-3 supplements, as they can help support joint health, and facilitate post-workout recovery thereby leading to enhanced athletic performance.

Some other potential benefits of omega-3 supplements are listed below.

Benefits Of Omega-3 Supplements For CrossFit Athletes

1. Reducing Inflammation

2. Improving Brain Function

3. Boosting Endurance

Recommended Dosage Of Omega-3s For CrossFit Athletes

The recommended dosage of omega-3 supplements for CrossFit athletes is 2-3 grams per day. This dosage can help reduce inflammation and improve muscle recovery. However, it is crucial to consult with a healthcare professional before starting any supplement regimen, as individual needs may vary.

For instance, an athlete who eats a diet rich in omega-3 fatty acids, such as fatty fish or flaxseeds, may not need to supplement with as much omega-3 as someone who doesn't consume these foods regularly.

Additionally, some athletes may experience gastrointestinal side effects from taking high doses of omega-3 supplements, so it's crucial to monitor for any adverse effects and adjust the dosage as needed with the guidance of a healthcare professional.

Top Omega-3 Supplements For CrossFit Athletes

When selecting an omega-3 supplement, look for one that contains high levels of EPA and DHA. EPA and DHA are the two most essential omega-3 fatty acids for reducing inflammation and improving muscle recovery. Some of the best omega-3 supplements for CrossFit athletes include:

As a CrossFit athlete, you know how important it is to support your overall health and wellness, especially when it comes to recovery. Nordic Naturals Ultimate Omega is a high-quality fish oil supplement that can help you do just that. Its high levels of EPA and DHA can help support joint health, reducing inflammation and supporting faster recovery times.

CrossFit workouts can be intense and challenging, and they can take a toll on your body. Optimum Nutrition Fish Oil can help support your recovery by providing a high-quality source of omega-3 fatty acids. These fatty acids can help support heart health, brain function, and joint health, all of which can be crucial for CrossFit athletes looking to stay healthy and injury-free.

CrossFit athletes need to maintain cardiovascular health to maximize performance and endurance. Thorne Omega-3 w/ CoQ10 combines omega-3s and CoQ10 to support energy production and cardiovascular health. It improves endurance and reduces recovery times, and is NSF Certified for Sport, ensuring safety and quality.


The Bottom Line: Final Considerations For CrossFit Athletes Wanting To Take Supplements

Unquestionably, incorporating supplements into your CrossFit training offers numerous benefits. From improving muscle recovery and reducing inflammation with protein and omega-3 supplements to enhancing energy, focus, and endurance with pre- and post-workout supplements, the right supplementation can give you the extra boost needed to push past limitations and achieve peak performance.

However, it is equally essential to remember that supplements are not a magic bullet and should be used to supplement a balanced diet and training regimen, not replace them. Additionally, not all supplements are created equal, and it is crucial to do your research and consult with a healthcare professional before adding any new supplement to your routine.

Ultimately, the best way to achieve your fitness goals in CrossFit is through a holistic approach that includes proper nutrition, training, rest, and supplementation. With the right combination of these elements, you can unleash your full potential and become a stronger, fitter, and healthier version of yourself.

So, take the time to learn about the best supplements for your needs, and make an informed decision to maximize your CrossFit performance.


  1. Denham B. E. (2017) Athlete information sources about dietary supplements: a review of extant research, International Journal of Sports Nutrition and Exercise Metabolism, vol. 27, no. 4, pp. 325–334.

  2. Burk, A., Timpmann, S., Medijainen, L., Vähi, M., & Oöpik, V. (2009). Time-divided ingestion pattern of casein-based protein supplement stimulates an increase in fat-free body mass during resistance training in young untrained men. Nutrition research (New York, N.Y.), 29(6), 405–413.

  3. Martinez, N., Campbell, B., Franek, M., et al. (2016) The effect of acute pre-workout supplementation on power and strength performance. J Int Soc Sports Nutr 13, 29.

  4. Shimomura, Y., Murakami, T., Nakai, N., Nagasaki, M., & Harris, R. A. (2004). Exercise promotes BCAA catabolism: effects of BCAA supplementation on skeletal muscle during exercise. The Journal of nutrition, 134(6 Suppl), 1583S–1587S.

  5. Kris-Etherton, P. M., Grieger, J. A., & Etherton, T. D. (2009). Dietary reference intakes for DHA and EPA. Prostaglandins, leukotrienes, and essential fatty acids, 81(2-3), 99–104.

  6. Innis S. M. (2008). Dietary omega-3 fatty acids and the developing brain. Brain Research, 1237, 35–43.

3,130 views0 comments
Stay up to date on Everything CrossFit!

Everything CrossFit is dedicated to empowering the CrossFit community by providing comprehensive and valuable information about the sport, training, nutrition, and equipment. Our mission is to become the ultimate resource for all things related to CrossFit, delivering accurate and insightful content.

  • Instagram
  • Facebook
  • YouTube
  • TikTok

Affiliate Disclaimer

Copyrights © Everything CrossFit 2024 All Rights Reserved.

bottom of page