Last updated: April 24, 2026
Which supplier categories cover Vitamin K1?
Vitamin K1 (phylloquinone) is sourced through two supply lanes: (1) primary chemical manufacturers supplying APIs or standardized intermediates and (2) excipient and ingredient distributors supplying finished “pharmaceutical grade” material for formulation and compounding.
What are the dominant global supplier groups for Vitamin K1?
Vitamin K1 supply is concentrated among commodity-chemical and specialty fermentation/oxidation supply chains. The most relevant supplier types for a pharma buyer are:
- API manufacturers / chemical producers (phylloquinone as API or API-grade starting material).
- GMP ingredient manufacturers and global distributors that provide documentation packs (CoA, CoC, typical analytical methods) for pharmaceutical use.
Which companies have well-documented Vitamin K1 offerings?
Below are supplier groups and company names repeatedly present in market catalogs and industry documentation as providers of Vitamin K1 (phylloquinone) for industrial and pharmaceutical use.
Major API / specialty chemical suppliers
| Supplier |
Supply positioning |
Typical product name seen in market |
Notes for pharma procurement |
| BASF |
Chemical producer |
Phylloquinone / Vitamin K1 |
Large-scale chemical supplier with established documentation workflows. |
| Koninklijke DSM (DSM-Firmenich legacy entities where applicable) |
Specialty chemicals |
Phylloquinone / Vitamin K1 |
Specialty nutrition and fine-chemicals supply footprint. |
| TCI Chemicals |
Specialty chemical distributor |
Vitamin K1 (phylloquinone) |
Often supplies pharma-usable chemical grades with analytical documentation. |
| Sigma-Aldrich / Merck |
Chemical supplier |
Phylloquinone / Vitamin K1 |
Broad catalog coverage; widely used in lab and some pharma supply chains. |
| Fagron |
Pharma ingredients |
Vitamin K1 |
Excipient/ingredient route into compounding and dosage formulation supply. |
Ingredient / nutraceutical-grade to pharma-use distribution
| Supplier |
Supply positioning |
Typical product name seen in market |
Notes for pharma procurement |
| Shaanxi Jiahe / similar China-based producers |
API and feed/food supplement chemical producers |
Phylloquinone |
Competitive pricing; pharma buyers typically require GMP and tight CoA specs. |
| Cargill / Bunge ecosystem distributors (regional) |
Distribution and ingredient channel |
Vitamin K1 ingredient lots |
Usually routes through regional distributors and contract manufacturers for pharma documentation. |
| Pharma ingredient distributors (global) |
Contract distribution |
Vitamin K1 |
Often the fastest procurement path for smaller batch needs with a consistent paperwork bundle. |
How do pharma buyers specify “the right Vitamin K1 supplier”?
The supplier decision hinges on documentation and spec compliance more than raw price. Most pharma buyers require:
- GMP manufacturing for API or drug-product-relevant material.
- Batch traceability and full CoA with identity and potency tests.
- Contaminant controls: solvents, heavy metals, residual pesticides (if applicable to the raw supply chain), and microbiological limits when relevant.
- Packaging and stability: light sensitivity controls (Vitamin K1 is photosensitive), headspace, and nitrogen blanketing practices used by the supplier.
What should procurement teams request from a Vitamin K1 supplier?
A pharma-grade supplier package generally includes:
- Certificate of Analysis (CoA) for each lot including:
- Identity (typically HPLC or spectroscopic methods)
- Assay/potency (content as phylloquinone)
- Impurities profile (named or total impurities)
- Solvent and residuals where relevant
- GMP status statement (API GMP, or at minimum pharmaceutical-grade manufacturing under controlled conditions)
- Stability data and recommended storage conditions
- Shipping/storage controls for photosensitivity
Where Vitamin K1 shows up in product supply chains
Vitamin K1 is used in:
- Drug products targeting coagulation support and reversal/management contexts (where applicable by jurisdiction).
- Nutraceutical and vitamin supplementation markets, which drives commodity-scale production.
- Formulation ingredients for injectable and oral dosage forms, where the supplier’s documentation and compatibility data are key.
Country and regulatory reality for Vitamin K1 supply
Vitamin K1 supply often flows through:
- EU and US chemical suppliers for faster regulatory-facing documentation.
- Asia-based API producers for scale and cost efficiency, typically supplied with documentation suitable for pharmaceutical audits where procurement qualifies vendors.
Supplier shortlist by procurement archetype
If you need API/GMP-facing supply
Prioritize companies that explicitly market:
- GMP manufacture of Vitamin K1/phylloquinone,
- API-grade documentation,
- impurity and residuals reporting.
If you need faster ingredient sourcing for compounding or formulation
Select suppliers that provide:
- pharma ingredient catalog,
- consistent CoA workflow,
- controlled light-stability packaging.
If you need scale and commercial pricing
Target large-volume chemical suppliers or Asian producers with established QA documentation and audit readiness.
How to compare supplier offerings (proof points)
When comparing quotes, procurement teams should score suppliers on:
- Assay method alignment (HPLC method family and reported limits)
- Impurity reporting depth (named impurities versus total impurities)
- Residual solvent and heavy metals limits
- Photosensitive packaging and handling statements
- Batch-to-batch consistency (variability in assay and impurity totals)
Key Takeaways
- Vitamin K1 (phylloquinone) supply is dominated by chemical producers and pharma-ingredient distributors; “best” suppliers differ by whether you need API-grade GMP or pharma-grade ingredient documentation.
- Supplier selection is driven by CoA completeness, impurity and residuals controls, GMP status, and photosensitive packaging, not just unit price.
- For procurement workflows, you should classify suppliers into API/GMP versus ingredient distribution archetypes and compare on the same specification framework.
FAQs
-
Is Vitamin K1 typically supplied as an API or as a pharmaceutical ingredient?
It is supplied both ways: some suppliers sell API-grade phylloquinone with full GMP documentation, while others supply pharmaceutical ingredients for formulation and compounding.
-
What quality documents matter most for Vitamin K1 sourcing?
Per-lot CoA with identity, assay/potency, impurities, residuals, and a GMP/manufacturing statement aligned to the buyer’s regulatory pathway.
-
What storage and handling issues affect Vitamin K1 suppliers?
Vitamin K1 is photosensitive, so packaging and handling controls (light protection, container choice, shipping instructions) are key.
-
Which supplier type is best for small batches?
Pharma ingredient distributors and specialty chemical suppliers are often faster for small volumes with a consistent paperwork bundle.
-
What differentiates large-volume suppliers from pharma-facing suppliers?
Large-volume producers often win on price and scale, while pharma-facing suppliers win on impurity depth, residual controls, batch traceability, and audit-ready documentation.
References
[1] Merck (Sigma-Aldrich). Product information: Vitamin K1 (phylloquinone).
[2] TCI Chemicals. Product information: Vitamin K1 (Phylloquinone).
[3] BASF. Product literature and chemical portfolio information for phylloquinone (Vitamin K1).
[4] DSM. Specialty chemicals and nutrition ingredients portfolio information related to phylloquinone (Vitamin K1).
[5] Fagron. Ingredient catalog information for Vitamin K1 (phylloquinone).
