Recommended daily intake= 120 mcg

 

  1. Parsley, raw
    Contain: 1640 mcg
    %DV: 2050 %
  2. Kale, raw
    Contain: 817 mcg
    %DV: 1021%
  3. Dandelion greens, raw
    Contain: 778 mcg
    %DV: 973%
  4. Mustard greens, raw
    Contain: 497 mcg
    %DV: 622%
  5. Spinach, raw
    Contain: 483 mcg
    %DV: 604%
  6. Beet greens, raw
    Contain: 400 mcg
    %DV: 500%
  7. Watercress, raw
    Contain: 250 mcg
    %DV: 312%
  8. Onions, spring or scallions (includes tops and bulb), raw
    Contain: 207 mcg
    %DV: 259%
  9. Spices, pepper, black
    Contain: 164 mcg
    %DV: 205%
  10. Spices, curry powder
    Contain: 99.8 mcg
    %DV: 125%

 

Deficiency symptoms

  1. Increase the bleeding time and hemorrhage
    https://www.ncbi.nlm.nih.gov/pubmed/29540231
  2. poor bone development and osteoporosis
    https://www.ncbi.nlm.nih.gov/books/NBK536983/
  3. increased cardiovascular disease
    https://www.ncbi.nlm.nih.gov/books/NBK536983/
  4. has a negative impact on spermatogenesis
    https://www.ncbi.nlm.nih.gov/pubmed/31576592
  5. Depression
    https://www.ncbi.nlm.nih.gov/pubmed/30959758

cognitive impairment
https://www.ncbi.nlm.nih.gov/pubmed/30061825

 

Function:

  1. Blood clotting
  2. maintain strong bones in the older adults.
    https://medlineplus.gov/ency/article/002407.htm
  3. Prevent hardening of heart arteries
    https://www.hsph.harvard.edu/nutritionsource/vitamin-k/
  4. an antidote in poisoning by dicoumarol or warfarin
    https://www.sciencedirect.com/science/article/pii/B9780123919090500475
  5. sometimes added to food as a preservative to control fermentation.
    https://www.sciencedirect.com/science/article/pii/B9780123918826000078
  6. Osteocalcin production that may be involved in bone mineralization
    https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/

 

Overdose: absent
https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/#h8

Excess: stored mainly in liver then stored in other body tissues, including the brain, heart, pancreas, and bone
https://www.sciencedirect.com/science/article/pii/B9780123919090500475
https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/#h8

Type: Fat soluble vitamin
https://medlineplus.gov/ency/article/002407.htm

 

Side effects of hypervitaminosis K:

 

No adverse effects associated with vitamin K consumption from food or supplements have been reported in humans or animals.
https://ods.od.nih.gov/factsheets/VitaminK-HealthProfessional/#h8