Vitamin K1 (Phytonadione)
Vitamin K1, also known as phytonadione, is a fat-soluble vitamin essential for blood clotting and bone health. This synthetic or natural form falls under HTS 2936.29.5050 as one of the 'other' unmixed vitamins and derivatives primarily used as vitamins, distinct from common vitamins like A, B, C, D, and E.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If marketed primarily as a feed additive for livestock
Vitamin A and derivatives used in animal feed may shift to specific vitamin A subheadings based on end-use.
If formulated into tablets, capsules or dosage forms
Processed into medicaments, vitamins move from bulk chemicals (Chapter 29) to finished pharmaceuticals (Chapter 30).
If mixed with carriers or excipients exceeding Chapter 29 solvent/stabilizer allowances
Complex mixtures with additives beyond permitted stabilizers fall under chemical preparations in Chapter 38.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Verify purity certificates and batch analysis to confirm unmixed status and compliance with USP/EP standards
• Include stability data for solvent-containing forms to avoid reclassification under chapter exclusions
• Label as 'for pharmaceutical use' to prevent misclassification as food additives under Chapter 21
Related Products under HTS 2936.29.50.50
Biotin (Vitamin H/B7)
Biotin, also called Vitamin B7 or Vitamin H, supports metabolism of fats, carbohydrates, and proteins. This unmixed form qualifies under HTS 2936.29.5050 as an 'other' vitamin essential for nutritional supplements and cosmetics.
Vitamin F (Linoleic Acid)
Vitamin F refers to essential fatty acids like linoleic acid, historically classified as a vitamin despite modern fatty acid categorization. Falls under HTS 2936.29.5050 as an unmixed 'other' vitamin derivative used in nutritional contexts.
Inositol (Vitamin B8)
Inositol, sometimes called Vitamin B8, functions in cell signaling and is used in supplements for PCOS and metabolic health. Classified as unmixed 'other' vitamin under HTS 2936.29.5050.
P-Aminobenzoic Acid (PABA, Vitamin Bx)
PABA, historically Vitamin Bx, used in sunscreen formulations and B-complex precursors. Unmixed form under HTS 2936.29.5050 as 'other' vitamin derivative.
Vitamin K3 (Menadione)
Menadione, synthetic Vitamin K3, serves as a provitamin converted to active Vitamin K in the body, used in supplements and animal feed. Classified under HTS 2936.29.5050 as an unmixed 'other' vitamin derivative primarily functioning as a vitamin source.
Cholecalciferol (Vitamin D3)
While primarily under 2936.32, synthetic cholecalciferol intermediates or specific derivatives used as unmixed vitamin sources fall under 'other' vitamins in HTS 2936.29.5050 when not meeting exact D3 criteria.