Nutrient Allowances for Adult Maintenance per 100 kcal ME (metabolizable energy)
Nutrient Units per 100 kcal
AAFCO NRC CVMA
Protein
g
6.5
5.0
7.0
Fat
g
2.3
2.3
2.3
Calcium
mg
150
72
250
Iron
mg
2.0
2.0
2.5
Magnesium
mg
10
10
13
Phosphorus
mg
125
64
200
Potassium
mg
150
130
75
Sodium
mg
50
17
49
Zinc
mg
1.9
1.9
1.9
Copper
mcg
125
120
130
Manganese
mcg
187.5
120
250
Selenium
mcg
2.5
7.5
2.5
Thiamin (Vitamin B-1)
mcg
125
140
130
Riboflavin (Vitamin B2)
mcg
100
100
130
Niacin (Vitamin B-3)
mcg
1500
1000
1130
Pantothenic acid (Vitamin B-5)
mcg
125
144
250
Vitamin B-6 (Pyridoxine)
mcg
100
62.5
100
Folic Acid
mcg
20
18.8
25
Vitamin B-12 (Cobalamin)
mcg
0.5
0.6
0.5
Vitamin A
IU
125
83.3
250
Vitamin E (alpha-tocopherol)
IU
0.75
1.0
2.0
Vitamin D
IU
13
7
25
Vitamin K
mcg
2.5
25
No data
Linoleic Acid
mg
125
140
250
Arachidonic Acid
mg
5.0
1.5
2.5
EPA & DHA
mg
No data
2.5
No data
Tryptophan
mg
40
33
No data
Threonine
mg
182.5
130
No data
Isoleucine
mg
130
108
No data
Leucine
mg
312.5
255
No data
Lysine
mg
208
85
No data
Methionine & Cystine
mg
275
85
No data
Methionine
mg
155
43
No data
Phenylalanine & Tyrosine
mg
220
383
No data
Phenylalanine
mg
105
100
No data
Valine
mg
155
128
No data
Arginine
mg
260
193
No data
Histidine
mg
77.5
65
No data
Choline
mg
60
63.7
50
Biotin
mcg
1.75
1.88
1.30
Taurine
mg
50
10
25
Chloride
mg
75
24
76
Iodine
mcg
8.8
35
25
AAFCO - Association of American Feed Control Officials
NRC - National Research Council
CVMA - Canadian Veterinary Medical Association
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