K (phylloquinone)

EU RDA (1) Per Day
European Union Recommended Daily Amounts for Nutritional Labelling of Food Products.
(3)

Best Sources
Green leafy vegetables, fruit, dairy and grain products.

Functions
Essential for blood clotting functions.

Deficency Symptons
Bleeding disorders in newborn infants and those on blood-thinning medications.

Toxic? (4)
Not toxic as found in food.

Tips
Store in containers away from light.

Did you know?
Vitamin K is also formed by bacteria in the colon.

Definitions
EU RDA - European Union Recommended Daily Amounts. These are the values used for vitamins for the nutritional labelling of food products.

Sources
EU RDA - Directive, 90/496/EEC, 1990.
Also information from the U.S. Food and Drug Administration, the American Institute for Cancer Research, and the U.S. Department of Agriculture.

(1) EU RDA - European Union Recommended Daily Amounts for Nutritional Labelling of Food Products.

(2) Safe intake per day.

(3) There is no EU RDA for vitamin K.

(4) Note that some vitamins in large or very large excess could produce toxic symptoms. Always keep to the recommended dosage as advised by your doctor or medical advisor.

Source:
The European Food Information Council