Classification
Product TypeIngredient
Product FormPowder
Industry PositionNutraceutical Ingredient
Market
Vitamin K is a fat-soluble micronutrient traded globally as a supplement and pharmaceutical ingredient, typically in distinct vitamers: vitamin K1 (phylloquinone/phytonadione) and vitamin K2 (menaquinones such as MK-4 and MK-7). International trade statistics for vitamin K are commonly captured within broader “vitamins” customs headings (HS 2936 and, for certain vitamers, HS 293629 as “other vitamins”), which can limit vitamin-K-specific visibility in public datasets. Industrial production relies on chemical synthesis and, for MK-7 in particular, microbial fermentation routes, making supplier qualification and analytical verification central to procurement. Market access is shaped by jurisdictional supplement rules, pharmacopeial expectations for pharmaceutical grades, and quality controls around identity, potency, and impurities.
Market GrowthNot Mentioned
Major Producing Countries- 중국China is widely described as a dominant global producer across industrial vitamins and related fermentation products; vitamin K trade is often reported within aggregated vitamin headings rather than vitamin-K-specific public breakdowns.
Specification
Major VarietiesVitamin K1 (phylloquinone), Vitamin K1 (phytonadione; synthetic form used in supplements/pharmaceuticals), Vitamin K2 (menaquinone-4; MK-4), Vitamin K2 (menaquinone-7; MK-7)
Physical Attributes- Fat-soluble vitamin; commonly supplied as crystalline/powdered material (often stabilized) or as an oil-based solution for softgel/liquid formats
- Light and oxidation sensitivity are commonly managed via formulation and packaging choices for international shipment and storage
Compositional Metrics- Identity confirmation by vitamer (K1 vs K2 forms such as MK-4/MK-7) is a common buyer requirement
- Assay/potency (e.g., mg/g or % by validated chromatographic methods) is a core purchase specification
- Impurity controls may include residual solvents, heavy metals, and (for fermentation-derived materials) microbiological limits
Grades- Food/dietary supplement grade (jurisdiction-dependent requirements)
- Pharmaceutical grade aligned to recognized pharmacopoeias (e.g., USP/Ph. Eur. expectations for phytonadione/related substances)
Packaging- Light-protective packaging (e.g., opaque/amber containers) and moisture control for powders
- Sealed liners and oxygen-management practices (e.g., nitrogen headspace) may be used for bulk ingredients depending on stability needs
- Drums/cartons for bulk powders; smaller, validated containers for pharmaceutical-grade distribution
ProcessingStabilization and dispersibility steps (e.g., microencapsulation/beadlets or blending into premixes) are commonly used to support dose uniformity and handling in supplement manufacturingOil dissolution/dispersion is used for softgel and liquid supplement formats
Supply Chain
Value Chain- Chemical synthesis or fermentation (vitamer-dependent) -> purification -> drying/stabilization (as applicable) -> QA release (identity/assay/impurities) -> bulk packaging -> downstream blending into premixes -> supplement dosage-form manufacturing (tablets/capsules/softgels) -> retail distribution
Demand Drivers- Use in vitamin/mineral food supplements (capsules, tablets, powders, solutions) as described in Codex guidance
- Use of phytonadione (vitamin K1) in pharmaceutical indications in certain markets
Temperature- Quality preservation typically emphasizes cool, dry storage and protection from heat and light; specific conditions depend on vitamer and formulation (powder vs oil-based solutions)
Atmosphere Control- Oxygen and moisture exposure management (sealed packs, desiccants, and/or inert headspace) may be applied based on stability profile and route to market
Shelf Life- Shelf life is formulation- and packaging-dependent; stabilized premixes and encapsulated forms are commonly used where longer storage and global shipping lead times are expected
Risks
Quality and Authenticity HighVitamin K supply for supplements spans multiple distinct vitamers (K1 vs K2 forms such as MK-4 and MK-7) and grades, and misidentification, potency variability, or off-spec impurities can trigger regulatory action (e.g., border holds, recalls) and product liability risk. The risk is amplified when buyers rely on aggregated trade categories (e.g., HS 2936/293629) that do not uniquely identify vitamin K forms, increasing the importance of specification-by-chemistry rather than specification-by-code.Specify vitamer and grade explicitly; require validated identity and assay testing (e.g., chromatographic methods) and impurity panels; audit GMP systems and traceability through any repackaging/blending steps.
Regulatory Compliance MediumRegulatory treatment of vitamin/mineral supplements varies by jurisdiction (food vs medicinal classification, labeling conventions, and criteria for setting maximum daily amounts). Certain synthetic forms such as menadione (vitamin K3) are not used in dietary supplements in some jurisdictions, raising compliance risk if forms are substituted or mislabeled.Conduct market-by-market regulatory review; restrict approved vitamers/forms per target jurisdiction; align labeling and purity criteria with Codex guidance and recognized pharmacopoeial/standard-setting expectations where applicable.
Supply Concentration MediumIndustrial vitamin supply chains can be highly concentrated in a limited set of industrial manufacturing hubs, and industry stakeholders have highlighted strategic dependencies (including EU vulnerability) for vitamins and related nutritional additives. Disruptions (energy constraints, environmental compliance actions, logistics shocks) can propagate quickly into supplement premix and finished-goods availability.Dual-source across qualified manufacturers; maintain safety stocks for premixes and finished ingredients; include contingency clauses and alternative approved grades/forms in procurement specifications.
Sustainability- Process footprint management for chemical synthesis routes (solvent/reagent handling and wastewater treatment)
- Energy and effluent management for fermentation-based production routes (where used for MK-7)
Labor & Social- GMP-aligned worker safety and contractor oversight in global chemical/biotech supply chains
- Supply-chain transparency for outsourced intermediates and repackaging steps
FAQ
What forms of vitamin K are commonly used in dietary supplements?Dietary supplements typically use vitamin K1 as phylloquinone or phytonadione (a synthetic form of vitamin K1) and vitamin K2 as menaquinones, most commonly MK-4 or MK-7. Menadione (sometimes called vitamin K3) is a synthetic form that is no longer used in dietary supplements in some jurisdictions.
How is vitamin K2 (MK-7) commonly produced for ingredient supply?A common production route for vitamin K2 as MK-7 is microbial fermentation using Bacillus subtilis (natto), followed by downstream purification and stabilization steps to make a tradeable ingredient for supplement manufacturing.
Is there an international reference for how vitamin and mineral food supplements should be composed and labeled?Yes. Codex Alimentarius has guidelines for vitamin and mineral food supplements (CAC/GL 55-2005), covering scope, composition principles (including that sources may be natural or synthetic), and labeling expectations such as directions for use and advice not to exceed the recommended daily amount.