Vitamin Forms

Question 1

Vitamin A

Answer 1

Retinol (-OH) incontrovertible with Retinal (aldehyde)

Retinoic Acid (irriversible, cell differentiation, immune system)

Question 2

Carotenoids

Answer 2

Beta carotene

Question 3

Vitamin D

Answer 3

Group of 10 related compounds
D2 is ergocalciferol
D3 is cholecalciferol
Calcitrol is active form (25-hydroxyvitamin D)

Question 4

Vitamin E

Answer 4

Alpha tocopherol is only form required for humans
Beta/Gamma/Delta tocotrienol
Beta/Gamma/Delta tocopherol

Question 5

Vitamin K

Answer 5

Quinone family
Phylloquinone (plants)
Menaquinone (animals/GI flora)
Menadione (synthetic)

Question 6

Thiamine

Answer 6

Vitamin B1

Question 7

Niacin

Answer 7

Vitamin B3
Niacinamide
Inositol
Hexanicotinate

Question 7

Vitamin B6

Answer 7

Is a peroxidine (group of 6 compounds, 3 with phosphate, 3 without)
Active coenzyme form is PLP (pyridoxal phosphate)

Question 8

Folate

Answer 8

Folic acid

Folacin (most stable form used for supplements, synthetic)

Question 9

Pantothenic Acid

Answer 9

Vitamin B5

Question 10

Vitamin C

Answer 10

Ascorbic acid

Question 10

Choline

Answer 10

Grouped with B vitamins

Quarternary ammonium salts (N,N,N-trimethyl)