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Fish Oil & Omega-3 Manufacturers in California

7 fish oil & omega-3 manufacturers in California have a facility certified to NSF/ANSI 455-2 (GMP for dietary supplements); for 2 of them a USDA Organic certificate lists omega-3 items, and 5 say on their own website that they make omega-3 or fish oil products. USDA Organic item lists checked October 1, 2026; website claims checked October 16, 2026; certification data checked November 1, 2026.

Looking for a fish oil manufacturer in the USA? Compare the listings below for private label fish oil and omega-3 products. Use the country and state links to narrow your shortlist.

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All 7 manufacturers

Order: featured, listings with a website, then A–Z.

  1. Says it makes omega-3 or fish oil productscompany website

    Cerritos, CA, United Statescapteksoftgel.com

    • Capsules
    • Gummies
    • Softgels
    • Tablets
    Operations:
    • Molding
    • Coating
    • Liquid formulation
    • Tablet compression
    • +2 more
    NSF/ANSI 455-2checked Nov 1, 2026
  2. USDA Organic certificate lists omega-3 itemsUSDA Organic Integrity Database

    Santa Cruz, CA, United Statesscnbestco.com

    • Gummies
    Operations:
    • Kitting
    • Baking
    • Molding
    • Coating
    • +1 more
    NSF/ANSI 455-2checked Nov 1, 2026
  3. Says it makes omega-3 or fish oil productscompany website

    Panorama City, CA, United Statespuretekcorp.com

    • Tablets
    Operations:
    • Coating
    • Tablet compression
    • Dry formulation
    NSF/ANSI 455-2checked Nov 1, 2026
  4. Says it makes omega-3 or fish oil productscompany website

    Los Angeles, CA, United Statessoft-gel.com

    • Softgels
    Operations:
    • Encapsulation
    NSF/ANSI 455-2checked Nov 1, 2026
  5. Says it makes omega-3 or fish oil productscompany website

    Fullerton, CA, United Statesunitedpharmallc.com

    • Softgels
    Operations:
    • Liquid formulation
    • Encapsulation
    NSF/ANSI 455-2checked Nov 1, 2026
  6. Says it makes omega-3 or fish oil productscompany website

    Mission Viejo, CA, United Stateskyolic.com

    • Capsules
    • Liquids
    • Powders
    • Softgels
    • Tablets
    Operations:
    • Extraction
    • Sterilization
    • Coating
    • Tablet compression
    • +2 more
    NSF/ANSI 455-2checked Nov 1, 2026
  7. USDA Organic certificate lists omega-3 itemsUSDA Organic Integrity Database

    Duarte, CA, United Stateswepackitall.com

    • Capsules
    • Gummies
    • Liquids
    • Oils
    • Powders
    • Softgels
    • +1 more
    NSF/ANSI 455-2checked Nov 1, 2026

View all 7 in the directory →

Compare fish oil & omega-3 manufacturers at a glance in California

  • The most common dosage forms in the certified scope of these 7 fish oil & omega-3 manufacturers in California are softgels (5), tablets (4) and capsules (3).
  • 7 of the 7 fish oil & omega-3 manufacturers in California list a company website.
ManufacturerLocationDosage forms in certified scopeCertificationLast checked
Captek Softgel International, Inc.Cerritos, CACapsules, Gummies, Softgels, TabletsNSF/ANSI 455-2, USDA Organic
Harmony Foods LLC dba SCN BestcoSanta Cruz, CAGummiesNSF/ANSI 455-2, USDA Organic
PureTek CorporationPanorama City, CATabletsNSF/ANSI 455-2
Soft Gel Technologies, Inc.Los Angeles, CASoftgelsNSF/ANSI 455-2
United Pharma LLCFullerton, CASoftgelsNSF/ANSI 455-2
Wakunaga of America Co., Ltd.Mission Viejo, CACapsules, Liquids, Powders, Softgels, TabletsNSF/ANSI 455-2, USDA Organic
We Pack It All, LLCDuarte, CACapsules, Gummies, Liquids, Oils, Powders, Softgels, +1 moreNSF/ANSI 455-2, USDA Organic
All 7 fish oil & omega-3 manufacturers in California, in the same order as the list above. Source: the public listings of NSF and the USDA Organic Integrity Database, last checked November 1, 2026. How we verify

Questions buyers ask

How do I choose a fish oil manufacturer in the USA?

Start with the USA list, check the exact facility and its certificate scope, and confirm private label fish oil and omega-3 products. Ask for the minimum order, first-run and reorder lead times, testing plan and an itemized quote. Website capabilities are company claims unless a separate registry basis is shown; confirm the proposed work directly.

What should I ask a fish oil manufacturer?

Ask which oil sources they use (fish, krill or algae), how they test for oxidation, for example peroxide and anisidine values, how they test for contaminants, and which formats they make, such as softgels or liquids. Ask whether they make softgels in-house or through a partner.

Do you verify that these companies make omega-3 or fish oil products?

No. A company is listed here when one of its facilities is on a public registry we check and either its USDA Organic certificate lists omega-3 items or its own website says it makes omega-3 or fish oil products. The USDA Organic item list is the certifier’s record of what the operation is certified to handle organically, as we found it in the USDA Organic Integrity Database on the date shown; it covers organic items only and is not a test of any product. A website claim is the company’s own statement: we keep the quote, the page and the date we checked. Each card says which applies. Confirm either with the manufacturer before you rely on it.

What should I ask for in a quote request?

Ask for minimum order quantity, lead times, formulation options, testing and certificates of analysis, in writing. In detail: ask about minimum order quantity (MOQ) per SKU, lead time for a first run and for reorders, whether they offer stock formulas or custom formulation, who sources raw materials, what testing they run (identity, potency, microbiological, heavy metals) and whether you receive a certificate of analysis (COA) per batch, and whether they support the label claims you plan to make. Terms vary widely by manufacturer, so compare written answers rather than assumptions.

How do I verify a manufacturer’s GMP certification myself?

Ask the manufacturer for their current certificate and the exact facility address it covers, then look that facility up on the certifier’s public listing (for NSF/ANSI 455, NSF’s online listings). Certificates apply to specific sites, so make sure the facility that will make your product is the one listed. Each profile here links to the public listing we checked and the date we checked it.

How do I compare fish oil & omega-3 manufacturers in California?

Check the facility address and the scope shown on its registry record, then confirm that the proposed work will take place at that site in California. Ask for a written quote with minimum order, testing, packaging, freight and lead times. A company address alone does not establish where your order will be made.