Company lists · Data refreshed September 2026

Top 25 Capsule manufacturers based in the United States

RevenueBase identified 552 capsule manufacturers headquartered in the United States as of September 2026 and tracks 14,565 professional contacts across them, including 4,810 with verified work emails. Tampa is the largest hub.

This list covers capsule manufacturers headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
552Companies
14,565Contacts tracked
4,810Verified emails
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The 25 largest capsule manufacturers based in the United States

Ranked by team size
Top 25 of 552 capsule manufacturers based in the United States, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to capsule manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceBloomingdale, IL, United StatesHQ checked Sep 16, 20261,001-5,000721 contacts →

Partial evidence

“Founded by Elwood Richard in 1968, NOW has grown from a small, family operation, to a highly respected manufacturer of natural health products.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceMorristown, NJ, United StatesHQ checked Sep 16, 20261,001-5,000569 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceBohemia, NY, United StatesHQ checked Sep 16, 2026501-1,000545 contacts →

Indirect evidence

“Who is Piping Rock?”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceGreenville, SC, United StatesHQ checked Sep 16, 20261,001-5,000480 contacts →

Indirect evidence

“For more than half a century, IVC has been producing some of the highest quality dietary supplements for leading retailers in the U.S- as well as nutritional, prescription and OTC…”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceHauppauge, NY, United StatesHQ checked Sep 16, 20261,001-5,000371 contacts →

Indirect evidence

“Join Contract Pharmacal Corp.(CPC) on a journey to a healthier world where innovation meets excellence in developing, manufacturing, packaging and testing cutting edge vitamins…”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceOgden, UT, United StatesHQ checked Sep 16, 2026201-500257 contacts →

Partial evidence

“INW Capstone Nutrition is a pure-play, turnkey developer and manufacturer of high-quality nutrition products.”

Source: RevenueBase Database · checked Sep 16, 2026
7Partial evidenceWest Caldwell, NJ, United StatesHQ checked Sep 16, 2026501-1,000248 contacts →

Partial evidence

“Vitaquest International LLC is a leading contract manufacturer and development partner for dietary supplements and functional foods.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceSanta Ana, CA, United StatesHQ checked Sep 16, 2026501-1,000241 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
9Partial evidenceChandler, AZ, United StatesHQ checked Sep 16, 2026501-1,000239 contacts →

Partial evidence

“Arizona Nutritional Supplements (ANS) is a full service, cGMP certified, contract manufacturer specializing in nutritional and dietary supplements.”

Source: RevenueBase Database · checked Sep 16, 2026
10Partial evidenceCerritos, CA, United StatesHQ checked Sep 16, 2026501-1,000225 contacts →

Partial evidence

“Established in 1996, CAPTEK® Softgel International Inc.(CSI) is a privately-owned, FDA registered and audited, GMP-certified, a full-service contract manufacturer of custom…”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceMorristown, TN, United StatesHQ checked Sep 16, 20261,001-5,000205 contacts →

Indirect evidence

“ONE TEAM.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceCity Of Industry, CA, United StatesHQ checked Sep 16, 2026201-500197 contacts →

Indirect evidence

“Best Formulations, now SIRIO Pharma, is a diversified nutraceutical and pharmaceutical company headquartered in City of Industry, California.”

Source: RevenueBase Database · checked Sep 16, 2026
13Partial evidenceCarlsbad, CA, United StatesHQ checked Sep 16, 202651-200171 contacts →

Partial evidence

“Natural Alternatives International, Inc.(NAI) is a leading formulator and manufacturer of customized nutritional supplements.”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceAnaheim, CA, United StatesHQ checked Sep 16, 2026501-1,000170 contacts →

Indirect evidence

“For over 60 years, MeriCal has provided custom manufacturing and packaging services to the dietary supplement industry.”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidenceTempe, AZ, United StatesHQ checked Sep 16, 2026501-1,000159 contacts →

Partial evidence

“21st Century HealthCare, Inc, one of the largest international manufacturers of dietary supplements, has been making quality nutritional products for over 30 years.”

Source: RevenueBase Database · checked Sep 16, 2026
16Partial evidenceChandler, AZ, United StatesHQ checked Sep 16, 202651-200158 contacts →

Partial evidence

“Uniquely poised as a world class FDA registered outsourcing pharmaceutical manufacturer, Medivant offers the best in the industry when it comes to reliability and management…”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceIrvine, CA, United StatesHQ checked Sep 16, 2026201-500142 contacts →

Indirect evidence

“Nexgen Pharma is a specialty pharmaceutical company that provides development and manufacturing services for Rx, OTC drugs as well as custom dietary supplement formulations.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceSpringville, UT, United StatesHQ checked Sep 16, 2026201-500128 contacts →

Indirect evidence

“Innovative Labs is a leading contract development manufacturing organization helping health and wellness brands create high-absorption products-taking products from an initial…”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceWhippany, NJ, United StatesHQ checked Sep 16, 202651-200128 contacts →

Indirect evidence

“Nutra-Med provides quality contract packaging for Rx and OTC products to small and mid-sized businesses in the pharmaceutical, nutritional, and healthcare industries.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceHauppauge, NY, United StatesHQ checked Sep 16, 2026501-1,000127 contacts →

Partial evidence

“Bactolac Pharmaceutical is a nutritional supplement manufacturer led by a team of experienced scientists and pharmacists.”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceDavie, FL, United StatesHQ checked Sep 16, 2026201-500118 contacts →

Partial evidence

“Established in 1972, Arnet Pharmaceutical has researched, manufactured and marketed natural products worldwide.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceWilliston, VT, United StatesHQ checked Sep 16, 202651-200115 contacts →

Indirect evidence

“For more than 50 years, FoodScience® LLC has led the human and animal health industry with extensive nutritional research and innovative product development.”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceTampa, FL, United StatesHQ checked Sep 16, 2026201-500114 contacts →

Partial evidence

“Global Widget is a vertically integrated, next-generation consumer packaged goods (CPG) manufacturer of quality health and wellness products, focusing on gummy production.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceWoodinville, WA, United StatesHQ checked Sep 16, 202651-200113 contacts →

Indirect evidence

“America Medic & Science AMS is an American nutraceutical company headquartered in Seattle, Washington.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceVan Alstyne, TX, United StatesHQ checked Sep 16, 202651-200112 contacts →

Indirect evidence

“LACORE Nutraceuticals specializes in batch manufacturing of dietary supplements, sports nutrition, and personal care products.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 552 capsule manufacturers based in the United States

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Capsule manufacturers based in the United States at a glance

As of Sep 16, 2026
33.0%Verified-email coverage
26.4Average contacts per company
11-50Median size (employees)
2.5%Largest-city concentration · Tampa
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
119
11-50
193
51-200
179
201-500
37
501-1,000
13
1,001-5,000
8
10001+
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 552 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among capsule manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “capsule manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names capsule manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among capsule manufacturers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 4,810 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names capsule manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many capsule manufacturers are there based in the United States?

RevenueBase identified 552 capsule manufacturers headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

NOW Foods, headquartered in Bloomingdale, tops this list with the largest team on record.

Which city has the most capsule manufacturers?

Tampa leads with 14 headquartered companies, followed by Phoenix (10) and Anaheim (9).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,810 verified decision-maker contacts tracked across these 552 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.