Nutrition (35 page)

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Authors: Sarah Brewer

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BOOK: Nutrition
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prostate cancer
121–2
proteins
12–14
animal sources
13
,
205–7
conversion to energy
52–3
dietary needs
13
digestion
13
energy per gram
44
function
13
vegetarian sources
13–14
,
181
,
191–2
,
215
protons
152–3
pulses
191–3
pyloric sphincter
3
pyridoxine (vitamin B6)
67
t
,
77–8
pyruvate
46–50
,
55
,
56
t
,
58
,
71
,
72
quinoa
181
Recommended Daily Amounts (RDAs)
66–8
,
67
t
,
94–5
t
rectum
7
,
8
red rice
181
respiratory infections
140
retinol
67
t
,
68
,
69
,
70
,
71
,
127–8
rhodopsin (visual purple)
68
riboflavin (vitamin B2)
67
t
,
73–4
,
77
rice
177
,
181
rickets
65
,
89
,
110
saliva
1–2
cutting back
163
dietary sources
114
,
162
function
158–9
guidelines daily amounts
211–12
and health problems
159–61
target maximum intake
161
see also
sodium
saturated fats
25
t
,
26
selenium
absorption
96
deficiency
65–6
,
113
dietary sources
112
,
194
function
112
,
194–5
recommended and upper safe levels
95
t
soil depletion
93
and thyroid hormones
105
toxicity
113
UK intake
63
t
,
64
t
sesame-seed oil
194
silicon
113–14
small intestines
3–7
,
95–8
smoking
85
sodium chloride
see
salt
sodium glutamate
164
sorbitol
21
South Beach diet
230–31
soybeans
192
spices
190–91
starchy glycogen
14
statins
36
,
133
sterols/stanols
37
,
132–3
stilbenes
119
stitch
49
stomach
2–3
,
96
stress
226–7
sucrase
5
sucrose
5
,
15
sulphides
134–6
sulphites
165–6
sulphur-containing compounds
133–7
teff
182
thiamin (vitamin B1)
67
t
,
71–3
,
177
thyroid
104
,
105
tocopherol (vitamin E)
67
t
,
89–91
,
181
,
184
tocotrienols
89
trace elements
93
trans-fatty acids
32–3
tricarboxylic acid cycle
50–51
triglycerides
5
,
14
,
17
,
24–5
,
53–4
,
59
,
227
trivalent chromium
101–2
tuna, canned
31
t
,
199
t
,
202
ulcerative colitis
97
unsaturated fats
24
monounsaturated
24
,
25
t
,
26–7
,
171
,
193–4
polyunsaturated
24
,
25
t
,
27
,
171
,
193–4
veganism
214
,
215
,
216
vegetable oils
205
vegetables
antioxidant source (ORAC score)
187–90
,
189
t
green
186
juiced
184
,
185
recommended intake
123
,
182–4
vegetarianism
192
,
214–18
villi
5–6
visceral obesity
223
vision
70
,
84
,
131–2
vitamin A
and carotenoids
127–8
deficiency
65
,
70
dietary sources
69
,
127–8
function
68
international units
69
recommended intakes
67
t
toxicity
70
UK intake
63
t
,
64
t
vitamin B1 (thiamin)
67
t
,
71–3
,
177
vitamin B2 (riboflavin)
67
t
,
73–4
,
77
vitamin B3 (niacin)
67
t
,
74–6
vitamin B5 (pantothenic acid)
67
t
,
76–7
vitamin B6 (pyridoxine)
67
t
,
77–8
vitamin B9 (folates/folic acid)
xv
,
7
,
63
t
,
64
t
,
66
,
81–3
vitamin B12 (cobalamin)
78–80
complexity of absorption
6
,
10
deficiency
66
,
79–80
,
83
,
214
dietary sources
79
,
215
function
79
and gastric intrinsic factor
6
,
10
,
79
in pregnancy
79
recommended and upper safe levels
67
t
vitamin C (ascorbic acid)
83–7
deficiency
65
,
85–6
dietary sources
85
function
84
inability to synthesize
83–4
and iron absorption
84
,
96
,
106
,
216
recommended daily
amount
85
supplements
86–7
toxicity
86
UK intake
63
t
,
64
t
see also
scurvy
vitamin D
87–9
D2 (ergocalciferol)
87
D3 (cholecalciferol)
67
t
,
87
deficiency
65
,
89
,
216–17
dietary sources
88
,
199
t
function
87–8
,
216
and phosphorus
110
recommended and upper safe levels
67
t
,
88
and sunlight
87
,
89
,
216–17
toxicity
89
vitamin E (tocopherol)
67
t
,
89–91
,
181
,
184
vitamin K
7
,
67
t
,
91–2
vitamins
60–92
average needs
60–62
deficiency
62–6
and health
65–6
in organic food
169–70
recommended and upper safe levels
66–8
,
67
t
storage
66
supplements for children
69
units of measurement
60
warfarin
91
,
92
water
143–9
bottled
147–8
daily loss
144
daily needs
145–6
fluid balance
144–5
fluoridation
104
,
147
per cent of body weight
143–4
tap water
146
weight
219–34
Body Mass Index (BMI)
221–2
ideal weight for height
222
t
weight gain
59
,
155
,
226–7
see also
obesity
weight loss
and energy needs
41–3
health benefits from
227
low-calories diets
xi–xii
,
220
,
228
low-carbohydrate/high-protein diets
178
,
230–31
low-fat diets
229–30
low-glycaemic diets
231
and meal replacement
231–2
tips for
232–3
very low-calorie diets
228–9
wholegrains
123
,
177–82
women
health issues
78
,
123
,
161
,
202
xylitol
21
zeaxanthin
131
zinc
absorption
97
,
98
and copper
103
,
116
deficiency
65
,
96
,
115–16
,
217
dietary sources
115
function
77
,
115–16
in organic food
170
recommended and upper safe levels
95
t
toxicity
116
UK intake
63
t
,
64
t

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