Skip to content

Certified Manufacturers

Browse Search directory Testing labs Tools Guides How we verify Pricing

For manufacturers

Manufacturer directory

Supplement manufacturers with a manufacturing or packaging facility on a public registry we check.

Describe what you need

Write it the way you’d brief a supplier. We turn it into our filters and show only manufacturers in the directory.

We use requests to improve the directory. Privacy

Try

Filter manufacturers

Numbers show matching manufacturers with your other choices applied.

Company name

Dosage form

Gummies0
Soft chews & chewables0
Capsules3
Tablets3
Softgels3
Powders3
Liquids0
Oils0
Lozenges0
Oral dissolving films0
Bars0

Operations

Dry formulation4
Encapsulation3
Tablet compression3
Liquid formulation0
Coating1
Molding0
Baking0
Kitting0
Sterilization0
Pasteurization0
Extraction0
Granulation0
Fermentation0
Enrobing0
Freeze-drying0
High-pressure processing0
Oil refining0
Spheronization0
Spray drying0

Certification

NSF/ANSI 455-24
NSF/ANSI 455-30
NSF/ANSI 455-40
Health Canada site licence0
NPA GMP0
Informed Manufacturer (not a GMP audit)0
USDA Organic0

Country1 selected

US state

US facilities only

Products & services1 selected

What each company’s own website says (not verified by us), or for product types its USDA Organic certificate lists.

Probiotics0
Collagen0
Herbal & botanical0
Protein1
Omega-3 & fish oil1
Vitamins & minerals1
Mushrooms0
CBD & hemp0
Electrolytes & hydration0
Pre-workout0
Creatine0
Pet supplements0
Prenatal0
Private label3
Custom formulation2
Contract manufacturing4
Turnkey0
Low minimums0
Small batches0
Packaging & bottling2
Stick packs & sachets0
Vegan0
Non-GMO0
Kosher0
Halal3
Gluten-free1
Organic products3

4 manufacturers

New Zealand
Contract manufacturing (website claim)

Alaron Products Limited
Tahunanui Nelson, New Zealandalaron.co.nz
- Powders
Operations:
- Dry formulation
NSF/ANSI 455-2checked Nov 1, 2026
Biovit GMP Laboratories Limited
Auckland, New Zealandbiovitlabs.com
- Capsules
- Softgels
- Tablets
Operations:
- Tablet compression
- Encapsulation
- Dry formulation
NSF/ANSI 455-2checked Nov 1, 2026
Natural Products (NZ) Limited
Canterbury, New Zealandnaturalproductsnz.com
- Capsules
- Powders
- Softgels
- Tablets
Operations:
- Coating
- Tablet compression
- Encapsulation
- Dry formulation
NSF/ANSI 455-2checked Nov 1, 2026
New Zealand Health Manufacturing Limited
Auckland, New Zealandnzhm.co.nz
- Capsules
- Powders
- Softgels
- Tablets
Operations:
- Tablet compression
- Encapsulation
- Dry formulation
NSF/ANSI 455-2checked Nov 1, 2026

Certified Manufacturers

A directory of supplement manufacturers, each checked against public certification and licensing registries.

Dosage forms

All supplement manufacturers
NSF-certified manufacturers
Organic manufacturers
Gummy manufacturers
Capsule manufacturers
Tablet manufacturers
Softgel manufacturers
Powder manufacturers
Liquid manufacturers
Best supplement manufacturers

Product types

Prenatal vitamin manufacturers
Probiotic manufacturers
Collagen manufacturers
Herbal supplement manufacturers
Protein powder manufacturers
Fish oil & omega-3 manufacturers
Vitamin manufacturers
Mushroom supplement manufacturers
CBD & hemp manufacturers
Electrolyte manufacturers
Pre-workout manufacturers
Creatine manufacturers
Pet supplement manufacturers

Services

Stick pack manufacturers
Supplement packaging companies
Private label manufacturers
Custom formulation manufacturers
Contract manufacturers
Turnkey manufacturers
Low MOQ manufacturers
Small-batch manufacturers

Dietary & certifications

Vegan supplement manufacturers
Kosher supplement manufacturers
Halal supplement manufacturers
Non-GMO supplement manufacturers

Countries

Manufacturers in the USA
Manufacturers in the UK
Manufacturers in Canada
Manufacturers in Australia
Manufacturers in China
Manufacturers in India

Testing labs

Accredited testing labs

Guides

What is a certified manufacturer?
Certifications explained
How to verify a certification
Best certification to look for
How to find a manufacturer
Start a supplement business
Private label vs custom formula
Questions to ask a manufacturer
Are manufacturers FDA approved?
Supliful alternatives: choosing a supplement supply model
Supplement manufacturer sourcing platforms compared
How to sell supplements on Amazon: compliance steps
DSHEA and US dietary supplement regulation
New dietary ingredient notification: buyer checklist
Structure/function claims for dietary supplements
Dietary supplement label requirements: US checklist
Supplement shelf life: what buyers should ask
How is protein powder manufactured?
Supplement supplier vs manufacturer: who does what?
Supplement capability snapshot
Where Nature Made vitamins are made

Tools

Manufacturer audit checklist
Supplement cost calculator
Supplement Facts label generator
Capsule size chart
% Daily Value calculator
Certification checker
RFQ spec builder

About

How we verify
For manufacturers
Pricing
Contact / report an error
Report a suspicious request or listing
Privacy
Terms
Accessibility

Certified Manufacturers is an independent directory and is not affiliated with or endorsed by NSF International, any government agency, or any certifier or regulator. Certification data is taken from public listings and may change between our checks; confirm current status with the certifier or regulator before relying on it.