Vitamins D and K2

Routine screening of vitamin D levels and prescribing of Vitamin D is not advisable.

Both clinical symptoms and risk factors must be present before measuring Vitamin D levels (25OHD).

As yet there is no clear evidence to prove the risks from non-symptomatic Vitamin D deficiency.

Adults

Vitamin D levels less than 30nmol/L (12ng / ml)

Oral capsules, 40,000 units (1,000 mcg or 1 mg) colecalciferol weekly for 7 weeks

(400 units per day = 2,800 units per week)

Vitamin D levels 30 – 50 nmol/L (12 – 20 ng / ml)

Buy your own, 400 units per day

Vitamin D levels more than 50 nmol/L (20 ng / ml)

Buy your own, consider, 400 units per day

Vitamin K1

Phylloquinone

Involved in blood coagulation (1929)

Found in plant foods like leafy greens

Vitamin K2

https://ods.od.nih.gov/factsheets/Vit...

https://www.healthline.com/nutrition/...

Menaquinones

Mostly bacterial origin

Animal-based and fermented foods

Adult vitamin K Adequate Intakes, 90 -120 mcg

Fermented foods

Sauerkraut

Natto

High fat dairy from grass fed cows

Eggs

Animal organs

Gut bacteria

Antibiotics

Vitamin K might play a role, osteoporosis and coronary heart disease

Vitamin K-dependent proteins