Water-soluble vitamins

Question 1

B1 Thiamin Function

Answer 1

Helps the nervous system and with energy release from foods.

Question 2

B1 Thiamin Sources

Answer 2

Bread / pasta / rice / eggs / peas / liver.

Question 3

B1 Thiamin Deficiency

Answer 3

Tiredness / weak muscles / beriberi (affects heart, blood vessels and nervous system).

Question 4

B2 Riboflavin Function

Answer 4

Helps with energy release from foods and repair of tissues.

Question 5

B2 Riboflavin Sources

Answer 5

Milk / eggs / cheese / leafy greens.

Question 6

B2 Riboflavin Deficiency

Answer 6

Dry skin / sore throat / sores around mouth.

Question 7

B3 Niacin Function

Answer 7

Helps with energy release from foods and maintaining a healthy nervous system and skin.

Question 8

B3 Niacin Sources

Answer 8

Wheat / nuts / meat / fish.

Question 9

B3 Niacin Deficiency

Answer 9

Pellagra - disease causing memory loss and fatigue depression.

Question 10

B9 Folic Acid Function

Answer 10

Crucial for growth, healthy babies, and works with vitamin B12 to make red blood cells.

Question 11

B9 Folic Acid Sources

Answer 11

Liver / peas / leafy greens.

Question 12

B9 Folic Acid Deficiency

Answer 12

Anaemia / tiredness / weak muscles / mouth sores / important for pregnancy as low levels at conception cause spina bifida.

Question 13

B12 Cobalamin Function

Answer 13

Helps nervous system and works with vitamin B9 to make red blood cells.

Question 14

B12 Cobalamin Sources

Answer 14

Milk / eggs / meat / fish.

Question 15

B12 Cobalamin Deficiency

Answer 15

Tiredness / nerve damage (in extreme cases).

Question 16

C Ascorbic Acid Function

Answer 16

Protects the body from infection and allergies, keeps blood vessels healthy and heals wounds.

Question 17

C Ascorbic Acid Sources

Answer 17

Citrus fruits / tomatoes / strawberries / green veg / potatoes.

Question 18

C Ascorbic Acid Deficiency

Answer 18

Anaemia / scurvy (tiredness and bleeding gums) / increased risk of cancer.

Question 19

Water-soluble Vitamin Excess

Answer 19

Excess very unlikely as water-soluble vitamins are excreted in urine; however excess of Vitamin C can cause diarrhoea and stomach pains.