Vitamin K1 Side Effects

Vitamin K1 (Phylloquinone), CAS number 84-80-0, used as nutritional supplements, accepted as safe food vitamin in many food products. Vitamin K1 is a polycyclic aromatic ketone manufactured through chemical synthesis, available as Off-white to yellow, fine powder.

General Side Effects

cause allergy, anemia and cytotoxicity in liver cells.

Suggested Dosage

As Vitamin K1 is widely known as safe, there is no limit on dosage of intake. However, we still recommend consumers to consult professionals before using large quantity of Vitamin K1 for long period.
* ADI: Acceptable Daily Intake
* MTDI: maximum tolerable daily intake
* Data source: JECFA Database of WHO

Special Groups Precaution

Special groups refer to newborns, children, pregnant and any other applicable vulnerable groups.
There is no evidence that Vitamin K1 could have any negative effects on these vulnerable groups. It should be safe to use Vitamin K1 in food for newborns and pregnant. However, we still recommend consumers to consult professionals before using large quantity of Vitamin K1 for long period in food for newborns or pregnant.

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