Insights
08 Oct 2026
Top 10 Dietary Supplement Manufacturers and Suppliers to Consider
Top 10 Dietary Supplement Manufacturers and Suppliers to Consider
Choosing the right dietary supplement manufacturer is an important step for brands developing new nutritional products or expanding an existing supplement line. The right manufacturing partner can influence ingredient quality, formulation, production consistency, cost, packaging, lead times, and supply-chain efficiency.
We have compiled 10 dietary supplement manufacturers and suppliers worth knowing, followed by the key factors we recommend considering before selecting a manufacturing partner.
BannerBio
BannerBio provides botanical extraction and purification services as well as finished dietary supplement processing solutions. Our capabilities cover botanical ingredients, premixes, granules, micro-pellets, tablets, hard capsules, and related packaging services.
Our ActXTract® platform focuses on herbal extraction and purification, while NanoEncaps® provides processing solutions for turning nutritional ingredients into finished supplement products. We also support customized requirements for raw materials, finished products, and packaging.
Our quality systems include NSF-cGMP, Kosher, Halal, and SMETA-4P certifications.
If you are looking for an OEM partner for botanical ingredients or finished dietary supplements, contact BannerBio to discuss your project.
Glanbia Nutritionals
Glanbia Nutritionals is a global supplier of nutritional ingredients, premixes, and nutrition solutions. Its business covers areas including sports nutrition, functional nutrition, protein ingredients, and nutritional systems.
Lonza
Lonza is a Switzerland-based life sciences company with businesses covering ingredients, capsules, delivery technologies, and contract development and manufacturing.
Its capabilities extend across pharmaceutical, consumer health, and nutrition-related applications.
Catalent
Catalent is a global contract development and manufacturing organization providing development, manufacturing, packaging, and supply-chain services.
Its manufacturing capabilities include a range of oral delivery formats, including softgels and other dosage forms, as well as technologies used in pharmaceutical, consumer health, and nutritional products.
NutraScience Labs
NutraScience Labs is a U.S.-based company providing contract and private-label manufacturing services for dietary supplements.
Its services include custom formulation, product development, laboratory testing, manufacturing, and packaging. Its product capabilities cover formats such as capsules, tablets, powders, softgels, and gummies.
Pharmavite
Pharmavite is a U.S. nutritional supplement company and the manufacturer of the Nature Made brand.
Its product portfolio includes vitamins, minerals, and other dietary supplements. The company operates across product development, quality control, manufacturing, and distribution for its nutritional products.
Amway Nutrilite
Nutrilite is Amway's nutrition and dietary supplement brand. Its product portfolio includes vitamins, minerals, botanical ingredients, and other nutritional supplements.
The brand has developed an integrated approach to selected plant-based ingredients, product development, and supplement manufacturing.
Herbalife Nutrition
Herbalife Nutrition is a global nutrition company offering products in categories including protein nutrition, vitamins, minerals, and dietary supplements.
Its product portfolio includes powders, tablets, beverages, and other nutritional products. The company distributes its products across numerous international markets.
NOW Foods
NOW Foods is a manufacturer and supplier of natural products, dietary supplements, ingredients, and related health products.
Its supplement portfolio includes capsules, tablets, softgels, powders, oils, vitamins, minerals, and botanical products. The company also supplies ingredients for nutritional and natural-product applications.
Swisse Wellness
Swisse Wellness is an Australian-founded health and wellness brand offering vitamins, minerals, herbal supplements, sports nutrition products, and other nutritional products.
Its products are distributed through retail and online channels across multiple international markets, with a product portfolio covering several areas of health and nutrition.
What to Consider When Choosing a Dietary Supplement Manufacturer
A list of manufacturers can provide a useful starting point, but the right choice ultimately depends on your formula, product format, target market, expected volume, and supply-chain requirements.
Based on our experience working with dietary supplement products, we recommend evaluating the following factors before selecting a manufacturing partner.
Ingredient Expertise
For products containing botanical extracts, ingredient expertise should be one of the first considerations.
Ask how they are extracted and purified, how active compounds are standardized, and what quality testing is performed.
This is particularly important for botanical supplements because differences in extraction processes can affect the consistency of the finished ingredient and product.
At BannerBio, our work with botanical products begins at the extraction and purification stage, allowing us to understand the ingredient before it moves into formulation and finished-product processing.
Formulation and Processing Capabilities
A manufacturer may offer tablets or capsules, but that does not necessarily mean it can process every type of supplement formula.
Some botanical extracts may have poor flowability, strong odors, hygroscopic characteristics, or other processing challenges. These properties can influence the choice of premix, granulation, tablet, or capsule process.
Before selecting a manufacturer, confirm that its processing capabilities match the specific characteristics of your formula.
Quality Systems and Certifications
Quality management should be evaluated carefully when choosing a dietary supplement manufacturer.
Depending on your target market and product category, relevant certifications may include NSF-cGMP, Kosher, Halal, and other applicable standards.
Do not simply look for certification logos. Ask for current documentation and confirm which facility, manufacturing process, and product categories are covered.
Quality control should also include raw material testing, in-process controls, finished-product testing, traceability, and batch consistency.
Customization
Different supplement brands have different requirements.
Some may need a standard finished product, while others require specific botanical extracts, active-compound specifications, customized formulations, particular product formats, or specialized packaging.
Before beginning a project, confirm whether the manufacturer can customize:
- Botanical extracts
- Active ingredients
- Ingredient specifications
- Premixes
- Finished products
- Tablets
- Hard capsules
- Packaging
- Batch sizes
A flexible OEM partner can make it easier to develop products around your brand's specific requirements.
Manufacturing Cost
Manufacturing cost involves more than the initial quotation.
Raw material prices, labor, production efficiency, testing, packaging, shipping, minimum order quantities, and inventory requirements can all contribute to the total cost of a finished supplement.
When comparing manufacturers, we recommend looking at the overall cost structure rather than focusing only on the unit price.
At BannerBio, continuous production-process improvement and manufacturing efficiency are part of our approach to cost control.
Packaging Capabilities
Packaging is an important part of the finished supplement and should be considered early in the development process.
The packaging format can affect product stability, shelf life, transportation, labeling, and overall manufacturing cost.
Depending on the project, brands may need bottles, blister packaging, sachets, pouches, or other customized solutions.
If you want to simplify your supply chain, it can be useful to work with a partner that can coordinate finished-product processing and packaging within the same manufacturing workflow.
Final Thoughts
Choosing a dietary supplement manufacturer is about finding a partner whose capabilities match your product and business requirements.
Production capacity is only one part of the decision. Ingredient expertise, quality systems, formulation and processing capabilities, customization, cost control, logistics, and packaging should all be considered before entering into a long-term manufacturing relationship.
For botanical supplement brands, we believe it is particularly important to consider what happens before the final product reaches the production line. The quality and consistency of the botanical ingredient, extraction and purification process, formulation, and finished-product processing are all connected.
At BannerBio, we combine herbal extraction and purification with finished dietary supplement processing solutions. We work with customers on botanical ingredients, formulations, finished products, and packaging, providing flexible OEM solutions for international supplement brands.
If you are developing a botanical supplement, sourcing a standardized plant extract, or looking for a new OEM manufacturing partner, contact our team to discuss your requirements.
