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Best Supplements for Working Out: 5 Brands Reviewed in 2024

Working out stimulates the body to build muscle, shed fat, and increase endurance. This requires good nutrition to be successful. Eating a balanced diet is the best method of obtaining the needed nutritional support. However, when your diet is not sufficient to power your needs, many workout enthusiasts will turn to supplements.

The market is full of supplements for fitness making it difficult to decide what supplements to take for working out. This is why we developed a list of, in our opinion, the best supplements for working out.

Best supplements for working out: a shortlist

  1. Future Kind — best overall vegan protein supplement
  2. Bulletproof — best overall magnesium supplement
  3. Transparent Labs — best branch chain amino acid supplement
  4. Purovitalis — best overall vitamin D3 supplement
  5. Xwerks — best whey protein supplement

How we ranked the best supplements for working out?

You might have faced the challenge deciding on what supplements to take for working out. We have conducted an in-depth market research and evaluated the top supplements by using the criteria below.

Quality ingredientsThird-party testingPrice to valueBacked by science
High-quality ingredients without fillers and artificial flavorsVerification the product contains labeled ingredientsAdequate servings per bottle that offer good valueUse of ingredients with evidence supporting their use
  • Quality ingredients. The product contains high-quality ingredients and is free from the use of artificial flavorings, sweeteners, and coloring.
  • Third-party testing. The manufacturer verified the contents of their product using a third-party laboratory ensuring ingredients are in dosages reflecting the label and purity of the supplement is tested.
  • Price-to-value. Products that are priced to provide adequate servings per bottle provide consumers with significant value at a reasonable cost.
  • Backed by science. The ingredients contained in the supplement are backed by scientific evidence indicating their potential benefits.

Best supplements for working out: an overview

Beginning an exercise regimen is a great way to improve your mental and physical health. Depending on your current nutrition and goals, supplements can be used to help maximize nutrition to achieve the goals of your workouts better. We have developed a list of the top 5 supplements for the gym that may help to maximize recovery and boost exercise performance.

1. Future kind — best overall vegan protein supplement

Future Kind Organic Vegan Protein Powder

Future Kind uses pea protein isolate to produce an organic, non-GMO vegan protein supplement that provides 20 grams of protein per serving. This high-quality protein source provides a full spectrum of essential and non-essential amino acids to aid in building lean muscle mass.

Each product undergoes third-party testing to confirm the components and quantities of the ingredients are listed on the label. This also ensures the product is free of any contaminants, such as heavy metals.

Future Kind recommends using a level scoop of powder mixed with 12 ounces of cold water or non-dairy liquid such as almond milk. This dosing correlates to 34 servings per bottle with a container costing $59.99.

2. Bulletproof — best overall magnesium supplement

Bulletproof Magnesium

Bulletproof uses an easy-to-absorb formulation, magnesium citrate, to enhance the overall absorption of magnesium from the supplement.

Magnesium is an essential mineral that plays a role in numerous metabolic and physiologic processes related to muscle performance. Magnesium also plays an important role in energy metabolism and muscle contraction and may reduce muscle damage.

The recommended dosing for Bulletproof magnesium is three capsules divided throughout the day, which helps to limit GI side effects. One bottle of Bulletproof will provide a 30-day supply for $16.99, while additional savings can be obtained through their subscribe and save program.

3. Transparent Labs — best branch chain amino acid supplement

Transparent Labs BCAA

BCAA Glutamine is manufactured by Transparent Labs to contain high-quality branch chain amino acids (BCAA) which have shown potential in reducing post-workout muscle soreness and stimulating post-exercise protein synthesis. This protein powder is free of artificial sweeteners, coloring, and preservatives.

Transparent Labs utilizes third-party testing of its products to ensure every batch is free from contaminants such as heavy metals and contains accurate dosages of the ingredients.

The serving size for BCAA Glutamine is one scoopful resulting in one container providing 30 servings for $39.99. Transparent Labs recommends the scoop be mixed with 10–12 ounces of water and taken 30–45 minutes before, during, or immediately after a workout. This product is available in four flavors: sour green apple, tropical punch, blue raspberry, and strawberry lemonade.

4. Purovitalis — best overall vitamin D3 supplement


Liposomal Vitamin D3 is manufactured by Purovitalis to contain the active form of vitamin D that is transported in a liposome which is a spherical vessel with a lipid (fatty) outer layer and a droplet of water in the inner core. The use of this technology increases vitamin D absorption.

Vitamin D is mostly known for its bone-strengthening properties, but studies have shown it to be important in muscle function and strength.

Liposomal Vitamin D3 is manufactured in facilities that are compliant with current Good Manufacturing Practices and is subjected to third-party testing to confirm its purity and strength.

Purovitalis recommends taking one capsule per day of its Liposomal Vitamin D3 supplement resulting in each bottle containing a 60-day supply. This supplement provides 2000 IU of Vitamin D3 and is available for $20 per bottle and comes with a 30-day money-back guarantee.

5. Xwerks — best whey protein supplement

Xwerks grow

Xwerks Grow is manufactured using high-quality whey protein obtained from grass-fed cows in New Zealand. These cows are raised without the use of any hormones or antibiotics. The whey protein is obtained using cold-pressed, non-ion exchange filtering and contains no artificial flavors, sweeteners, or coloring.

Whey is a high-quality form of protein that has been shown to help improve muscle mass and strength when combined with resistance training regimens.

Xwerks provides 25.8 to 27.8 grams of whey protein isolates per serving depending on the flavor. It is available in four flavors: chocolate, vanilla, strawberry, and peanut butter.

The cost of a 30-day supply is $59 and comes with a 30-day money-back guarantee.

Comparing the best supplements for working out

BrandProductPricePrice per servingServing sizeServings per containerThird-party testing
Future KindOrganic Vegan Protein Powder
$59.99$1.761 scoop34Yes
BulletproofMagnesium$16.99$0.573 capsules30No
Transparent LabsBCAA Glutamine$39.99$1.331 scoop30Yes
PurovitalisLiposomal Vitamin D3$20.00$0.331 capsule60Yes
XwerksGrow$59.00$1.971 scoop30No

Why supplementation is important for fitness?

The top supplements for the gym help to provide needed nutrition, vitamins, and minerals that can help support your body's needs when working out and during the recovery period.

Pre-workout nutrition

The food you eat before your workout is essential for providing the body with the appropriate nutrients to achieve peak performance. Eating oats, protein shakes, whole grains, and fresh fruit, before working out are some of the best pre-workout foods. When utilizing simple sugars these can be used 30 minutes before the workout, however, complex carbohydrates such as oats may need to be eaten 2–3 hours before the workout. Make sure the pre-workout meal is low in fat, moderate in protein, and high in complex carbohydrates for best results.

Fueling the body during exercise

Replacing the body's fuel sources provides the necessary energy for the muscles and brain to power you during a workout. If the workout lasts longer than an hour, it may be important to supplement carbohydrates to replenish fuel sources. Drinking 8–12 ounces of a sports drink every 15–30 minutes can provide the needed carbohydrates.

Role of post-workout nutrition

After workouts, the body is depleted of its energy sources and requires repair of damaged muscles. Post-workout nutrition is important to help restore energy stores and repair the muscles. Complex carbohydrates and protein are important in proper recovery. Eating a high-quality source of lean meat can be an excellent option to provide the needed amino acids for muscle repair.

Whether you are looking for a post-workout supplement to build lean muscle mass or an easy to use pre-workout protein shake, there are certain ingredients that are important to evaluate. The following bullets discuss some of the essential components of the best supplements for working out.

Protein and its role in muscle building

Proteins are the building blocks for muscle building and are composed of individual amino acids. During exercise, muscle is stimulated to break down and rebuild itself. Having adequate protein in the diet provides the necessary components for the muscles to rebuild. Athletes require 1.2 to 2 grams of protein per kilogram of body weight.

BCAAs and their benefits

Branched-chain amino acids (BCAAs) include isoleucine, leucine, and valine and are essential to our diets meaning they can not be produced by the body. Research has shown that supplementation with BCAAs may help reduce muscle damage during workouts and improve muscle mass. Incorporating meat, poultry, and fish in the diet can help ensure it contains adequate supply of BCAAs.

Creatine and the effects on performance

Creatine helps the body produce ATP which is the most basic form of energy used by individual cells. The increased energy produced by creatine helps to enhance performance, ultimately leading to greater strength and muscle mass. Creatine can be increased through the use of supplements or by including red meat and fish in the diet.

Other ways to boost your workout performance

Boosting your workout performance comes down to the things you do before even entering the gym. Preparing and planning for your workout is the best way to ensure high performance. In addition, increasing muscle mass requires specific nutrients to best accomplish this goal. Below are three tips to help you achieve the best performance during your workout.

Balanced diet and hydration

A balanced diet helps to ensure adequate nutrition, including the two important macronutrients needed during a workout: protein and carbohydrates. Drinking plenty of water is important before, during, and after a workout to replenish what was lost during exercising.

Plenty of rest

Being well-rested gives the body the needed energy and focus to maximize performance during your workout. In addition, after a workout, the body must repair muscle damage, which requires plenty of rest in between workouts to ensure the muscles have been repaired.

Have a plan

Developing a plan for what you want to accomplish during your workout will help to maximize your efficiency and increase your performance. This sets specific goals that you can focus on, allowing you to have a lighter exercise routine start if you're a newbie, while keeping all other stresses outside the gym.

Best supplements for working out – conclusion

To maximize the results of your workout, eating a well-balanced diet with adequate amounts of protein and complex carbohydrates is important to achieve the best results. However, when your diet is unable to provide the needed nutrients, supplements can help provide the needed boost to your workout. Whether you are performing exercises to lose weight or build muscle, the listed supplement may help you achieve your goals.

Further reading on supplements for weight management

Best supplements for weight gain may help those needing to put on weight.

Best supplements for building muscle to help improve workout performance and gain muscle.

Best natural supplements for weight loss to support you through the weight loss journey.

Best supplements for muscle recovery to help reduce muscle soreness and improve recovery.

Best BCAA supplements for women can help you keep sufficient protein levels.

Best supplements for runners might help improve endurance and energy when on the run.

Best amino acid supplements to support overall health and enhance muscle recovery.


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