What should I know about vitamin k3 was du wirklich wissen musst#rechtslage zu vitamin k3 in der eu?
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TIKKI knowledge answer
Vitamin K3 (menadione) is a synthetic form of vitamin K that is metabolized differently from natural K1 (phylloquinone) and K2 (menaquinone). In the European Union, menadione is not authorized for use in human food supplements due to toxicity concerns. High doses can cause oxidative stress, hemolytic anemia, and liver damage. The EU has removed menadione from the list of permitted vitamins and minerals in food supplements (Directive 2002/46/EC). It is still used in animal feed as a vitamin K source. Consumers should be aware that products containing vitamin K3 from non-EU countries (e.g., the USA) may be illegally marketed in the EU unless approved as a medicinal product. For blood clotting and bone health, natural K1 and K2 are sufficient and safe. The evidence base for menadione is unclear due to a lack of human studies and regulatory restrictions. MyBody-X advises sticking to natural forms and consulting a pharmacist or national food safety authority for legal questions.
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