The Best Endurance Supplements

Training Tips

Reviews and Comparisons

Are you involved in any kind of endurance sport? Then you’ll know the demands endurance training places on your body both physically and mentally. This means special attention must be given to what you eat if you expect to keep those energy levels up.

Whether you’re a cyclist, swimmer or runner, the right supplements will take your performance to the next level.

Supplements have gained popularity and that’s why you’ll find endless brands on the market in 2018. However not all of them will work for you as they contain different ingredients for different purposes, and we all have different goals.

That’s why we’ve decided to review some of the best endurance supplements. Hopefully it’ll help you make an informed decision before buying, so you get value for your money.

Best Endurance Supplements Reviews

EPO Boost Natural Sports Supplements

EPO-BOOST Natural Blood Builder Sports Supplement. RBC Booster with Echinacea & Dandelion Root for Increased VO2 Max, Energy, Endurance (120 Capsules)
  • EPO-BOOST NATURAL BLOOD BUILDER. Naturally stimulate EPO production and increase your body's oxygen carrying capacity. With echinacea, dandelion root, iron, anti-inflammatory properties, and antioxidants EPO-BOOST improves performance and endurance.
  • SUPERCHARGED ATHLETIC PERFORMANCE. Increase your VO2 Max, endurance and PR’s with all the natural materials your body needs. Boosting iron, epo production, red blood cell nutrients, and antioxidants, every batch is free of banned substances.
  • VALIDATED BY SCIENCE. A 28-day double-blind placebo-controlled clinical trial showed that the active ingredient in EPO-BOOST increased EPO production by over 90% and dramatic improvements in athletic performance (VO2 max & running economy).
  • COMMITTED TO NUTRITION IN THE USA. We are 100% committed to developing and marketing science-based innovative nutrition products with uncompromising high standards in our USA based, FDA-registered high-tech production facility.
  • 100% GUARANTEE. We want your decision to try EPO-Boost to be extremely easy. So, if you are dissatisfied with EPO-BOOST for any reason whatsoever, you will receive a 100% refund of your purchase price if you return it within 90 days.

For an endurance athlete you want to take supplements that are as natural as possible to avoid endangering your health. That’s why choosing this brand which uses organic ingredients is your best bet. BRL Sports uses clean and safe ingredients which are scientifically tested and free from any harmful substances.


These pills work by naturally stimulating erythropoietin (EPO) production which is responsible for increasing endurance. Not only will it help enhance your performance levels but it also increases the oxygen-carrying capacity of your body.

Overall, the pills seem to deliver what they promise by boosting your endurance levels. The only major downside is you might find them a bit difficult to swallow.

Below are some of the ingredients present in these supplements:

  • Choline bitartrate: Responsible for breaking down fat and cholesterol. It supports the muscles, heart and your general mental health
  • Folic acid: Works by reducing fatigue and breathlessness. By taking this ingredient you won’t experience lethargy or headaches.
  • Iron: Helps carry that much-needed oxygen throughout your body keeping you energized.
  • Alpha lipoic acid: Works by increasing your body’s metabolism
  • Lutein: This is responsible for promoting sharp vision


  • Enhances performance
  • Safe ingredients
  • Eliminates shortness of breath
  • Boosts energy levels


  • Capsules hard to swallow
  • Bitter taste

RSPP Pump Boost

RSP Pump Boost - Stimulant Free Pre Workout & Nitric Oxide Booster, N.O. Boost for Enhanced Pumps, Energy Boost, and Improved Training Endurance
  • STIMULANT-FREE PRE-WORKOUT PUMP ENHANCER - RSP Pump Boost was designed to be the versatile, stimulant-free nitric oxide booster to enhance pumps, increase blood flow, boost energy, and promote endurance. The ingredients in Pump Boost pre workout powder have been shown to maximize cell volume and promote hyperhydration, allowing you to power through your most intense workouts while maximizing your pump*.
  • PROVEN, HIGH PERFORMANCE FORMULA - RSP Pump Boost is formulated with 1.5g of HydroMax. This beneficial ingredient absorbs easily and fuels pumps by increasing the concentration of fluid in blood and muscle tissue*. L-Citrulline is a precursor to nitric oxide production and has a great reputation for enhancing blood flow and enhancing pumps*. With these ingredients, RSP Pump Boost can be the nitric oxide supplement to make sure you never leave a workout with anything less than an immense pump.
  • NON-STIMULANT VERSATILITY FOR ANYTIME USE - Pump Boost is formulated to be free of stimulants, allowing for extreme versatility. Use Pump Boost as a standalone pre workout supplement for fueling intense training sessions or stack it with your favorite preworkout for enhanced pumps and endurance. With our non-stimulant formula, it can even be used before late night workouts closer to bed. Pump Boost was truly designed with versatility in mind.
  • DELICIOUS FLAVORS & MIXES EASILY - Pump Boost mixes easily in just 10 ounces of water and comes in delicious flavors including Blue Raspberry and Cherry Limeade. Enjoy exceptional versatility with the Unflavored version for easy mixing and stacking with your other favorite pre workout or anytime energy supplements.
  • 100% TESTED & GMP CERTIFIED - Every ingredient in RSP Pump Boost is scientifically researched, tested, and manufactured in a GMP certified lab. Take the guessing game away and take control of your supplement stack knowing you're being backed by RSP's quality guarantee.

Here we have an endurance supplement that helps maximize your muscle pumps by boosting the nitric oxide levels in your body. Feel like quitting half way through your workout session? Choose to take these pills which will help you power through even the most intense training routine.


Whether you’re into weight training or involved in high intensity interval training, these pills will help improve your stamina. They work by making sure your body adapts to heat or humidity in your training environment.

Apart from boosting your energy, these supplements also maximize your cell volume and increase your blood flow. Both are crucial in the enhancement of your endurance levels.

Use these pills before going to the gym to jump start your work out session. Because these supplements are stimulant free it means you can use them anytime. You can decide to use it on its own or with other supplements—it still works just as effectively.

We’ll list the main ingredients found in these supplements:

  • L- Citrulline: It’s one of the main boosters of nitric oxide which increases your blood flow
  • HydroMax: Boosts your energy levels just before your workout
  • Powder Glycerol: Known for maximizing cell volume thereby allowing you to push through a strenuous workout
  • Coconut Water: Responsible for natural hydration as well as balancing your body fluids. It also aids in weight loss


  • Increases muscle size
  • Dissolves easily
  • Enjoyable taste
  • Reduces fatigue


  • Chalky texture
  • Takes long to kick in

Evolution Nutrition BCAA Energy Supplement

Evlution Nutrition BCAA Energy - Essential BCAA Amino Acids & Energizers for Anytime Energy, Performance, Immune Support, Muscle Building, Recovery, Vitamin C & B, Pre Workout, 30 Serv, Cherry Limeade
  • Complete Energy, Lean Muscle and Recovery Formula: With 5 grams Lean Muscle Building Branched Chain Amino Acids, 1.5 grams of Endurance Boosting Amino Acids, Natural Energizers, Antioxidants, and B Vitamins.
  • Perfect Anytime: Pre, Post, or Intra Workout whether it’s replacing morning coffee or keeping you optimized when you’re in the gym, on the field, or at the office, you get all the performance benefits in 1 drink. Just mix 2 scoops with 8-10oz of cold water for Anytime Energy or Recovery and 3 scoops for Intense Training (vary amount of water by taste preference)!
  • 110mg of Natural Energizers and Mental Focus: From Green Coffee Bean and Green Tea give you the clean energy your body needs, and heightens concentration getting you ready to take on any challenge without the crash you can get from artificial stimulants.
  • Protective Antioxidants: From Green Tea, Green Coffee and Vitamin C to help defend your body’s cells against oxidative stress and support your immunity levels.
  • Zero Sugar, Zero Carbohydrates, Zero Calories, and Gluten Free: Making BCAA Energy the cleanest product to support your active lifestyle and keep you going without the added sugar or carbohydrates or gluten of other energy drinks.

Are you a fitness enthusiast or athlete? Then this product was specifically made for you to enhance your performance. The powder uses natural energizers and antioxidants normally found in green coffee and tea. The anti-oxidants work by boosting your energy and improving your focus.


What sets this product apart from the rest is you can take it anytime whether before, during or after a workout. Also, you determine the dosage you want. If you want a mild energy boost, one dose will work. Intense workouts? You can increase intake to two or three portions.

You’ll appreciate that these supplements are formulated using ingredients which are free from carbs and sugar. Also, they come in a variety of tasty flavors so no need to turn to coffee and sodas.

It’s relatively simple to prepare – simply toss into a mixer or stir with a spoon.

Top ingredients included in this supplement are as follows:

  • Beta alanine: Responsible for buffering lactic acid
  • L alanine: This ingredient promotes glucose production which is crucial in boosting energy and increasing endurance
  • Taurine: Responsible for increasing your body’s metabolism as well as improving your mental focus
  • L-leucine: Works by supplying energy to your muscles
  • L-isoleucine: This ingredient supports the development of tissue muscle including lean body mass
  • L-valine: It plays a major role in supplying energy to muscles


  • Zero calories
  • Variety of flavors
  • Boost energy levels
  • Easy to prepare


  • Some flavors leave an aftertaste
  • Too sweet


If you’re going to engage in endurance training then consuming sufficient calories and fluids is non-negotiable—during or after your session. This means following a healthy eating plan and drinking lots of water. Supplements will definitely provide you with the necessary ingredients required to fuel your body to improve your stamina

However it’s advisable to take them as an addition to your diet and not as a substitute for best results. Make sure the supplement you choose has the right ingredients if you don’t want to experience any cramps or spasms during your activity. Above all they’ll help to continually replenish your body to maintain optimum performance.

Now that you have all the information, are you ready to give your body that much needed energy boost and enjoy the results?

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