9 fat soluble vitamins

vitamin

organic micronutrient, non essential?

14 vit - classed by fat or water soluble

fat soluble vitamins

hydrophobic and found in lipids; hydrocarbon chain

A,D,E,K

digested/absorbed with fats (bile -emulsify)

circulated in lymph via chylomicrons

stored in liver and adipose tissue

Vitamin A

growth, reprod, vision, immune

700-900 ug

milk cereal fruits veg

hyperkeratosis

oil fruit veg dairy protein

Vitamin D

calcium bone cell diff

milk, cereal , fish liver oil, fatty fish

rickets osteomalacia

15-20 ug

oils dairy protein

ergocalciferol - plant d2

cholecalciferol animal d3

nonessential

Vitamin E

antioxidant membrane eye heart

15 mg

oil fruit veg nuts seed

coordination, retinal damage, hemolytic anemia

oils fruits veg grain protein

Vitamin K

blood clotting

90-120 ug

green veg, oils

excessive bleeding

oil veg protein

phylloquinone - k1 plants

menaquinone - k2 animal fermented

menadione - synthetic poultry

retinoids

vit A compounds transported by retinol binding protein

retinol - alcohol form and most active

retinyl esters - storage; animal foods

carotenoid - pigment

beta carotenoid - converted to vit a; plant foods

epithelial cells

form protective tissues lining body

rickets

vit D deficiency

improper bone growth

exclusively breastfed

cystic fibrosis

resp disease → thick mucous

delayed growth and malnutrition