21 Popular Manufacturers of Supplements

There are a lot of manufacturers of supplements on the market these days.

It can be tough to figure out which supplement manufacturer is right for you.

In this comprehensive guide, we will list 21 popular manufacturers of supplements by revenue. While there are other supplement companies with higher revenues, we want here to show you a range of popular supplement companies.

If you would like a list of 20 most popular supplements (not the manufacturer’s we cover in this article) read here.

In this article we will provide information about each supplement manufacturer, including their history, their revenue and 3rd party reviews.

Additionally, we even include a sample dietary supplements section for each of the supplement manufacturers.

We hope that this guide will help you make an informed decision about which supplement manufacturer is right for you!

Please note: this post does not examine private label supplements or any private label supplement manufacturer.

We decided not to review private label supplement manufacturers because it’s difficult to tell which dietary supplement companies use private label supplements or manufacture their own nutritional supplements.

For more info on private label vitamins, see conclusion for resources on private label supplement manufacturing!

1 – Now Foods

now

Now Foods is one of the leading manufacturers of supplements. They are still family owned after being founded in 1968 and are headquartered in Illinois.

Now offers a wide range of supplements, including vitamins, minerals, herbs, sports nutrition products, and essential oils.

They have a strong commitment to quality and use only the finest ingredients in their products.

According to ReviewMeta.com, Now Foods has an average adjusted rating of 4.2/5 from 175,757 verified reviews.

  • Start = 1968
  • Revenue = $650 million
  • Employees = 1600
  • Mission = provide value in products and services that empower people to lead healthier lives
  • Third Party Certifications = USDA Organic, Non-GMO Project Verified, Certified Gluten Free, GMP
  • Third Party Reviews = 4.2/5 from 175,757 verified reviews

Sample Product (from Best General Health Supplements Review)

Now Foods Daily Vits Gluten Free

  • Price = $8.15
  • # of Servings = 100 tablets
  • Price per Serving = $0.08
  • Product Reviews = 4.7/5 with 17 verified reviews
  • Taste / Absorption = 1 tablet per day
  • Labeled Effect = 
  • Food Allergen = doesn’t contain allergens as ingredients but processed in a facility that handles other food allergens
  • Pro’s = gluten free with 14 ingredients 100% your daily needs, great price
  • Con’s = similar to other similar multivitamins

2 – Vitacost

vitacost

Vitacost is one of the leading online retailers of vitamins and supplements. They were founded in 1994 in Florida and are headquartered in North Carolina.

While Vitacost is primarily a distribution company, they also manufacture supplements as well.

They are committed to offering high quality products at low prices.

The company was bought by Kroger in 2014 for 280 million after being one of the US’s 500 fastest growing privately held businesses for five consecutive years.

ResellerRatings.com compiles 97,435 reviews of Vitacost with average rating of 4.47/5.

  • Start = 1994
  • Revenue = $383 million
  • Employees = 432
  • Mission = dedicated to providing the highest quality health and wellness essentials at the best prices
  • Third Party Certifications = cGMP
  • Third Party Reviews = 4.47/5 average review score from 97,435 reviews

Sample Product (from Best Liver Function Supplements Review)

Vitacost Synergy Milk Thistle Extract

Please note: Synergy is an explicit Vitacost brand.

  • Price = $9.79
  • # of Servings = 50
  • Price per Serving = $0.19
  • Product Reviews = 4.7/5 with 200 verified reviews
  • Taste / Absorption = 2 capsules daily with food
  • Labeled Effect = promotes healthy liver function
  • Food Allergens = very safe
  • Pro’s = highest dosage of milk thistle extract and low price
  • Con’s = only one ingredient

3 – Quantum Health

Quantum Health is a manufacturer of supplements that was founded in 1981 and is headquartered in Oregon.

They are committed to providing high quality products and excellent customer service.

Emphasizes effectiveness.

According to ReviewMeta.com, Quantum Health gets a 4.0/5 average adjusted rating from 5, 380 verified reviews.

  • Start = 1981
  • Revenue = $265 million
  • Employees = 1, 200
  • Mission = To provide high-quality, science-based products that improve the quality of life for the natural shopper in health, drug, and food stores.
  • Third Party Certifications = Natural Products Association 
  • Third Party Reviews = 4.0/5 average adjusted rating from 5,380 verified reviews

Sample Product (from Best Macular Degeneration Supplements Review)

About Macula 30+

  • Price = $ 29.93
  • # of Servings = 30
  • Price per Serving = $ 0.99
  • Product Reviews = 4.5/5  (727 reviews)
  • Serving Size = 2 softgels
  • Taste / Absorbability = Easy to swallow
  • Labeled Effect = Supports macular health crucial to filter blue light
  • Food Allergens = Contains fish oil
  • Pros = lots of great high quality ingredients, highly rated, company been around for decades
  • Cons = slightly higher pricing than other products

4 – Garden of Life

garden of life

Garden of Life is one of the leading manufacturers of supplements. They are certified USDA organic, Non-GMO project verified, and certified gluten free.

Garden of Life has been in business for 22 years. They have an attractive mission statement, a B-Corporation Certification, and a proven track record.

According to ReviewMeta, Garden of Life has an average adjusted score of 4.⅕ from 28,011 reviews.

  • Start = 22 years old, founded in 2000
  • Revenue = $222 million
  • Employees = 300
  • Third Party Certifications = B-Corporation and 14 other certifications ranging from USDA organic, Gluten Free, Carbon Neutral, Cruelty Free, and many more.
  • Mission = Empower Extraordinary Health through belief that overall health is rooted in healthy digestion
  • Third Party Reviews = 4.1/5 average rating from 28,011 reviews

Sample Product (from Best Iron Deficiency Supplements Review)

Vitamin Code Raw Iron

  • Price = $ 12.59
  • # of Servings = 30
  • Price per Serving = $ 0.42
  • Product Reviews = 4.9/5 with 32 reviews
  • Taste / Absorption = 1 capsule, may be taken with or without food
  • Labeled Effect = supporting mental and physical energy; heart‚ blood‚ eye‚ skin and reproductive health
  • Food Allergens
  • Pros = contains probiotics, organic veggie fruit blend, and other vitamins and minerals
  • Cons

5 – Life Extension

life extension

Life Extension began in 1980 and is still going 40 years later.

In 2021 ConsumerLab.com voted Life Extension as #1 Rated Catalog/Internet Merchant.

Life Extension is a manufacturer of supplements that offer a wide range of products including vitamins, minerals, herbs, sports nutrition products, and essential oils.

They also offer health services such as laboratory testing and consultation with physicians.

According to ReviewMeta.com, Life Extension’s average adjusted rating of 4.1/5 from 24, 224 verified reviews. 

  • Start = 1980
  • Revenue = $168 million
  • Employees = 500
  • Mission = Achieve your goals with the best nutritional products that science can offer
  • Third Party Certifications = GMP, Non-GMO
  • Third Party Reviews = average adjusted rating of 4.1/5 from 24,224 reviews

Sample Product (from Best High Blood Pressure Supplements Review)

Triple Action Blood Pressure

  • Price = $33.00
  • # of Servings = 60
  • Price per Serving = $0.55
  • Product Reviews = 4.5/5 with 37 verified reviews
  • Taste / Absorption = 1 vegetarian tablet in the morning, 1 in the evening
  • Labeled Effect = help maintain already-healthy blood pressure while you’re awake and while you sleep
  • Food Allergen = safe
  • Pro’s = good clinical research support
  • Con’s =

6 – Nutramax

Founded in 1992 and located in South Carolina, Nutramax emphasizes devotion and purpose.

Their goal is to improve the quality of people’s lives by providing products and services that work.

According to their website, they have a team of over 100 professionals who are dedicated to research and development.

According to ReviewMeta.com, Nutramax receives a 4.4/5 average adjusted rating from 8,646 verified reviews.

  • Start = 1992
  • Revenue = $110 million
  • Employees = 800
  • Mission = research, develop, manufacture, and market products that improve the quality of life for people and their pets
  • Third Party Certifications = cGMP, SOP
  • Third Party Reviews = 4.4/5 average adjusted rating from 8,646 verified reviews

Sample Product (from Best Supplements for German Shepherds Review)

About Cosequin

  • Price = $23.99
  • # of Servings = 60
  • Price per Serving = $0.39
  • Product Reviews = 5/5  (9 reviews)
  • Serving Size =   1 Chewable Tablet
  • Taste / Absorbability
  • Labeled Effect = Support, nourish and maintain the health of your pet’s joints and cartilage
  • Food Allergens = Very safe
  • Pros = Specifically designed for joint support
  • Cons = doesn’t contain many other nutrients, no probiotics

7 – Nature’s Way

nature's way

Nature’s Way is one of the most popular supplement companies.

They have been in business for over 50 years.

Nature’s Way is a manufacturers of supplements that offer a wide range of products including vitamins, minerals, herbs, sports nutrition products, and essential oils.

According to ReviewMeta.com, Nature’s Way has a 4.2/5 average adjusted rating from 80,981 verified reviews. 

  • Start = 1969
  • Revenue = $98 million
  • Employees = 500
  • Mission = help people everywhere live healthy lives
  • Third Party Certifications = GMP, NSF, ISO, GMO Free
  • Third Party Reviews = 4.2/5 average adjusted rating from 80,981 verified reviews

Sample Product (from Best Supplements for Stress Review)

Adrenal Stress End

  • Price = $ 17.06 
  • # of Servings = 30
  • Price per Serving = $ 0.57
  • Product Reviews = 4.6/5 with 67 reviews
  • Taste / Absorption = 2 capsules daily with food
  • Labeled Effect = helps to manage stress
  • Food Allergens = safe
  • Pros = mix of vitamins and amino acids
  • Cons = no info on main ingredient ‘Adrenal Cortex’ 

8 – Gaia Herbs

Founded in 1987 and now located in North Carolina.

They have a wide range of products including vitamins, minerals, herbs, sports nutrition products, and essential oils.

Their goal is to create pure and potent products that inspire people to live healthy and sustainable lives.

According to their website they have over 200 employees who are passionate about their work.

Certified B Corporation. According to ReviewMeta.com, Gaia Herbs receives a 4.2/5 average adjusted rating from 7,834 verified reviews.

  • Start = 1987
  • Revenue = $89 million
  • Employees = 265
  • Mission = connecting people, plants, and planet to create healing
  • Third Party Certifications = Certified B Corporation, GMP, Certified Organic from Oregon Tilth
  • Third Party Reviews = 4.2/5 average adjusted rating from 7,834 verified reviews

Sample Product (from Best Supplements for Macular Degeneration Review)

Healthy Vision

  • Price = $ 30.99
  • # of Servings = 60
  • Price per Serving = $ 0.51
  • Product Reviews = 5/5  (7 reviews)
  • Serving Size = 1 liquid capsule
  • Taste / Absorbability = Easy to absorb
  • Labeled Effect
  • Food Allergens = Very safe, none, vegan friendly
  • Pros = Each capsule contains 4,300 mg dry herb equivalent (which is a lot of herbs per capsule)
  • Cons = Does not contain lutein

9 – Integrative Therapeutics

integrative therapeutics

Began in Wisconsin in 2000.

They offer a wide range of products including vitamins, minerals, herbs, sports nutrition products, and essential oils.

Values science, and provides good product descriptions. According to ReviewMeta.com, average adjusted rating is 4.3/5 from 5,303 verified reviews.

  • Start = 2000
  • Revenue = $86 million
  • Employees = 300
  • Mission = support you with every step of your health journey
  • Third Party Certifications = GMP, NSF, Emerson Quality Program
  • Third Party Reviews = average adjusted rating is 4.3/5 from 5,303 verified reviews

Sample Product (from Best Supplements for Stomach Health Review)

About Integrative Therapeutics Similase Sensitive Stomach

  • Price = $45.50
  • # of Servings = 50
  • Price per Serving = $0.91
  • Product Reviews = 4.8/5 with 39 verified reviews
  • Taste / Absorption = 2 vegetarian capsules per serving, at beginning of meals
  • Labeled Effect = provide gentle support for digestion
  • Food Allergens = very safe
  • Pro’s = Similase is popular known brand for digestive support
  • Con’s = This product contains slippery elm. Slippery Elm should not be taken together with any medication as it may interfere with absorption.

10 – Olly

Began in 2013 and now located in San Francisco, California.

Certified B Corporation. Brand values include people, culture, passion, greater good.

According to ReviewMeta.com, Olly gets a 4.1/5 average adjusted rating from 928 verified reviews. 

  • Start = 2013
  • Revenue = $75 million
  • Employees = 30
  • Mission = make nutrition delightfully easy
  • Third Party Certifications = Certified B Corporation
  • Third Party Reviews = 4.1/5 average rating from 928 reviews

Sample Product (from Best Supplements for Stress Review)

About Ultra Goodbye Stress

  • Price = $ 19.99 
  • # of Servings = 30
  • Price per Serving = $ 0.66
  • Product Reviews = 4.4/5 with 7,230 reviews
  • Taste / Absorption = 2 softgels per serving, easy to swallow, have with water
  • Labeled Effect = support to mood and balance your stress
  • Food Allergens = processed in a facility that may contain shellfish, soy, egg and peanuts
  • Pros = popular ingredients, highly rated
  • Cons = 

11 – NaturesPlus

NaturesPlus is one of the oldest manufacturers of supplements, having been founded in 1972.

They offer a wide range of products including vitamins, minerals, herbs, sports nutrition products, and essential oils.

Their goal is to provide natural supplements for a healthier life.

According to Reviewmeta.com, NaturesPlus has a 4.2 average adjusted rating from 13,241 verified reviews.

  • Start = 1972
  • Revenue = $68 million
  • Employees = 400
  • Mission = Caring, commitment, family, innovation and credibility 
  • Third Party Certifications = FDA Registered, NSF GMP, USNOP Organic Certification, EU Organic Certification, Presidential E Award, USPTO
  • Third Party Reviews = 4.2 average rating from 13,241 reviews

Sample Product (from Best Supplements for Iron Deficiency Review)

About Hema-Plex

  • Price = $ 9.99
  • # of Servings = 30
  • Price per Serving = $ 0.33
  • Product Reviews = 4.7/5 rating with 36 reviews
  • Taste / Absorption = 1 tablet per serving 
  • Labeled Effect = essential nutrients for healthy blood cells
  • Food Allergens = safe
  • Pros = 85 mg of iron per serving!
  • Cons

12 – Megafood

megafood

MegaFood started in 1973 and is a verified B-Corporation, which means they meet higher standards for quality, transparency and sustainability.

MegaFood provides tons of science, gives back to the community, and is transparent about their supply chain.

According to MetaCritic, MegaFood has a 4.3/5 average rating based on 7,100 reviews.

  • Start = 1973
  • Revenue = $67 million
  • Employees = 200
  • Mission = working toward a world where everyone is truly nourished
  • Third Party Certifications = B Certification, USDA Organic Certification, Non-GMO Project Verified, Vegan, Certified Kosher, 125+ Pesticide Free, Certified Gluten-Free
  • Third Party Reviews = 4.3/5 with 7,100 reviews

Sample Product (from Best Supplements for Energy Review)

About Balanced B Complex

  • Price = $15.87
  • # of Servings = 30
  • Price per Serving = $0.53
  • Product Reviews = 5/5 with 35 verified reviews
  • Taste / Absorption = 1 tablet per serving, can be taken on an empty stomach
  • Labeled Effect = Supports healthy cellular energy production & nervous system health
  • Food Allergens = very safe
  • Pro’s = lots of most important B vitamins in high amounts
  • Con’s = doesn’t contain all B vitamins

13 – Natrol

Began in 1980 and now located in California.

Brand values include quality, people, innovation, customer service, and cost effectiveness.

According to ReviewMeta.com, Natrol has a 4.1/5 average adjusted rating from 34,006 verified reviews.

  • Start = 1980
  • Revenue = $65 million
  • Employees = 301
  • Mission = improve human wellness worldwide
  • Third Party Certifications = Natural Products Association
  • Third Party Reviews = 4.1/5 average rating from 34,006 reviews

Sample Product (from Best Supplements for Sleep Review)

About Melatonin Advanced Sleep

  • Price =$ 8.99 
  • # of Servings = 60
  • Price per Serving = $  0.14
  • Product Reviews = 4.8/5 with 31 reviews
  • Taste / Absorption = 1 dietary capsule per serving easy to digest 
  • Labeled Effect = help in sleeping fast and long sleep relaxing 
  • Food Allergens = safe
  • Pros = 2 layer tablet where 1st layer dissolves quickly, 2nd layer dissolves slowly
  • Cons =

14 – Nordic Naturals

Founded in 1995 in California, with an emphasis on sustainable fishing and high quality natural ingredients.

According to ReviewMeta.com, Nordic Naturals receives a 4.4/5 average adjusted rating from 12,469 verified reviews.

  • Start = 1995
  • Revenue = $61 million
  • Employees = 327
  • Mission = delivering the world’s safest, most effective nutrients essential to health
  • Third Party Certifications = Friend of the Sea Certified, 50 published studies, Certificate of Analysis available from third-party labs
  • Third Party Reviews = 4.4/5 average adjusted rating from 12,469 verified reviews

Sample Product (from Best Supplements for Macular Degeneration Review)

About ProDHA™ Eye (with Lutein & Zeaxanthin)

  • Price = 42.46
  • # of Servings = 30
  • Price per Serving = $1.42
  • Product Reviews = 23
  • Serving Size = 2 softgels
  • Taste / Absorbability = Absorbable
  • Labeled Effect = Protect your eyes from cataracts and other forms of vision loss‚ such as age-related macular degeneration (AMD)
  • Food Allergens = fish oil
  • Pros = high quality, variety of ingredients, high dosage of DHA
  • Cons = higher pricing than other similar products

15 – New Chapter

Based in Vermont since 1982, New Chapter aims to revolutionize natural wellness and is a Certified B Corporation. They have great fulfillment services as well.

According to ReviewMeta.com, New Chapter has a 4.2 average adjusted rating from 11,369 verified reviews. 

  • Start = 1982
  • Revenue = $61 million
  • Employees = 300
  • Mission = revolutionize natural wellness
  • Third Party Certifications = Certified B Corporation
  • Third Party Reviews = 4.2 average rating from 11,369 reviews

Sample Product (from Best Supplements for Joint Repair Review)

About Zyflamend Whole Body

  • Price = $66.77
  • # of Servings = 90
  • Price per Serving = $0.74
  • Product Reviews = 5/5 (70 reviews) 
  • Serving Size = 2 capsules
  • Taste / Absorbability = Unflavored, easy to absorb
  • Labeled Effect = Promotes an inflammatory response that helps support joint health and many other body benefits
  • Food Allergens = None, very safe
  • Pros = some limited science, high quality ingredients
  • Cons

16 – Cytosport (Muscle Milk)

Began in 1998 and located in California. Recently acquired in 2019 by Pepsi for $465 million.

According to ReviewMeta.com, Cytosport gets a 4/5 average adjusted rating from 6,734 verified reviews.

  • Start = 1998
  • Revenue = $56 million
  • Employees = 297
  • Mission = emulate human mother’s milk, one of nature’s most anabolic, complete and balanced foods
  • Third Party Certifications
  • Third Party Reviews = 4/5 average adjusted rating from 6,734 verified reviews

Sample Product (from Best Supplements for Muscle Gain Review)

About Muscle Milk

  • Price = $37.95
  • # of Servings = 16
  • Price per Serving = $2.37
  • Product Reviews = 4.7/5 (39 reviews)
  • Serving Size = 2 Scoops
  • Taste / Absorbability = Tastes great, blends well
  • Labeled Effect = Create the optimal environment for exercise recovery and muscle growth
  • Food Allergens = Dairy
  • Pros = One of the best selling protein supplements now available powder form, delicious taste
  • Cons = the price per serving is higher than average

17 – Pure Encapsulations

pure-encapsulations

Pure Encapsulations began in 2004.

According to ReviewMeta.com, Pure Encapsulations has a 4.5/5 average rating from 12,280 reviews.

Pure Encapsulations lists over 50 clinical studies going back to 2006 on their website.

  • Start = 2004
  • Revenue = $35 million
  • Employees = 170
  • Mission = it’s what’s inside that counts
  • Third Party Certifications = Egg Free, Gluten Free, GMO Free, GMP, Certification Made in the USA, Peanut Free, Wheat Free, Hypoallergenic, NSF
  • Third Party Reviews = 4.3/5 with 7,100 reviews

Sample Product (from Best Women’s Health Supplements Review)

About Women’s Nutrients

  • Start = $65.30
  • # of Servings = 60
  • Price per Serving = $1.09
  • Product Reviews = 4.8/5 with 47 verified reviews
  • Taste / Absorption = hypo-allergenic‚ vegetarian, 3 capsules per serving
  • Labeled Effect = designed to help alleviate occasional stress and build strong bones
  • Food Allergens = very allergy safe (numerous certifications)
  • Pro’s = 42 vitamins and minerals for women over 40
  • Con’s = Doesn’t contain iron

18 – NatureWise

Founded in 2012 in California, NatureWise aims to promote health and inspire wellbeing.

According to ReviewMeta.com, NatureWise has a 4.2/5 average adjusted rating from 32,542 verified reviews.

  • Start = 2012
  • Revenue = $31 million
  • Employees = less than 25
  • Mission = promote health and inspire wellbeing
  • Third Party Certifications = Manufactured in US, 
  • Third Party Reviews = 4.2/5 average rating from 32,542 reviews

Sample Product (from Best Iron Supplements for Pregnancy Review)

About Prenatal Complete – Multivitamin and Minerals

  • Price = $ 13.50   
  • # of Servings = 30
  • Price per Serving = $ 0.45
  • Product Reviews = 5.0/5 with 2 reviews
  • Taste / Absorption = No info
  • Labeled Effect = nourishes mom and baby
  • Food Allergens = safe
  • Pros = claims to include probiotics, DHA, and probiotics and to be backed by clinical research
  • Cons = we could not verify their claims, nor do they provide a nutrition label for more info; very few reviews

Iron overdosing can occur in children so be sure you’re aware about the side effects of iron supplementation.

19 – Youtheory

Began in 2010 and now in Irvine, California. Emphasis on collagen supplements.

Brand values include people, principles, passion and process.

According to ReviewMeta.com, Youtheory gets a 4.2/5 average adjusted rating from 1,885 verified reviews. 

  • Start = 2010
  • Revenue = $30 million
  • Employees = 161
  • Mission = inspire wellness in all
  • Third Party Certifications = GMP
  • Third Party Reviews = 4.2/5 average rating from 1,885 reviews

Sample Product (from Best Supplements for Sleep Review)

About Sleep

  • Price =$ 17.59
  • # of Servings = 21
  • Price per Serving = $ 0.83
  • Product Reviews = 4.3/5 with 94 reviews
  • Taste / Absorption = 1 packet of lime night time powder   
  • Labeled Effect = promotes rapid onset of sleep, improves sleep quality 
  • Food Allergens = safe
  • Pros = lots of amino acids
  • Cons = no vitamins, minerals or herbs

20 – Carlson

carlson

Carlson began in 1965 in Arlington Heights, Illinois.

According to ReviewMeta.com, Carlson Laboratories average adjusted score is 4.4/5 from 16,066 verified reviews.

  • Start = 1965
  • Revenue = $28 million
  • Employees = 152
  • Mission = to help preserve the waterways for future generations
  • Third Party Certifications = IFOS, IGEN, Friend of the Sea
  • Third Party Reviews = average adjusted score is 4.4/5 from 16,066 verified reviews

Sample Product (from Best Vitamin A Supplements Review)

About Vitamin A – 25,000 IU

  • Price = $10.78
  • # of Servings = 100
  • Price per Serving = $0.1
  • Product Reviews = 5/5 with 10 verified reviews
  • Taste / Absorption = 1 softgel, 3x per week
  • Labeled Effect = Supports the health of skin, bone and the immune system
  • Food Allergens = contains fish (cod, pollock, haddock).
  • Pro’s = highest amount of Vitamin A per serving
  • Con’s = You don’t need super high dosage

21 – Optimum Nutrition

optimum-nutrition

Made and trusted by athletes, Optimum Nutrition has decades experience.

According to ReviewMeta.com, Optimum Nutrition receives a 4.1/5 average adjusted rating from 67,776 verified reviews.

  • Start = 1986
  • Revenue = $21 million
  • Employees = 112
  • Mission = helping performance focused athletes achieve their goals
  • Third Party Certifications = GMP, NSF
  • Third Party Reviews = 4.1/5 average adjusted rating from 67,776 verified reviews

Sample Product (from Best Protein Supplements Review)

About Gold Standard 100% Whey

  • Price = $ 37.99
  • # of Servings = 24 g
  • Price per Serving = 24g
  • Product Reviews = 5/5 with 1483 reviews
  • Taste / Absorption = double rich chocolate
  • Labeled Effect = build and maintain muscle
  • Food Allergens = contains milk and soy
  • Pros = lots of different sizes, flavors and lots of protein
  • Cons = similar to other products on market

How we ranked and chose these products

We ranked these products based on revenue.

We chose these products based on the extensive research we’ve conducted about the best supplements for various health concerns.

Additionally, we looked at other factors such as company size, mission, and third-party certifications.

Dietary Supplements Manufacturing Conclusion

These are 21 of the most popular manufacturers of supplements.

We hope this information was helpful in your decision-making process.

As always, please consult with a healthcare professional before starting any supplement regimen. You can also view our Ultimate Guide to Supplements and Vitamins for Beginners here.

For more info on private label contract manufacturing, including their top 10 supplement manufacturers and the largest supplement manufacturers, please see the excellent private label nutraceuticals review article by Thomas.com.

Read here if you would like to find a supplement store near you.

Do you have a favorite supplement manufacturer? Who do you think is the best supplement supplier?

Or did we miss any great supplement company you want us to review?

Let us know in the comments below! Thank you for reading!

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