Am.  Jour.  Pharm 
February,  1908. 
Comparative  Composition  of  Milks. 
PERCENTAGE  COMPOSITION  OF  COLOSTRUM 
57 
Human  (Pfeiffer) 
Average  of  5  analyses; 
first  three  days 
Cow  (Engling) 
Average  of  5  analyses; 
first  three  days 
Fat  
2.04 
5.71 
3.74 
0.28 
88.23 
4.25 
Casein  3.60 
Albumin  7.09 
2.97 
Ash  1.10 
80.99 
Salts  
Water   
As  shown  above,  the  composition  of  human  milk  varies  according 
to  the  time  when  it  is  drawn.  The  first  portion  suckled  is  rich  in 
proteids  and  poor  in  fat.  There  is  a  physiological  significance  in 
this,  the  intent  of  nature  obviously  being  that  proteid-digestion 
shall  precede  fat-digestion,  just  as  in  adult  digestion.    "  Gastric 
PERCENTAGE  COMPOSITION  OF  HUMAN  MILK 
Authority 
Koenig,  200  samp's 
Leeds,  (84  samples) 
Simon  
H.  Gerber  
Marchand  
Clemm  
Clemm   
Clemm  
Blyth  
J.  Bell  
J.  Bell.  
Chevalier  &  Henry.. 
Hammarsten  
Mendel  
Babcock,  Russell 
and  Vivian  
Camerer  and  Soldner 
Backhaus  
Bunge  
Minimum 
Maximum 
Average 
Minimum 
Maximum 
Average 
14  samples,  same 
woman 
6  samples,  average 
Average 
12  days  after  delivery 
9  days  after  delivery 
4  days  after  delivery 
Average 
Woman  age  18  years 
Woman  age  33  years 
Average 
Minimum 
Maximum 
Minimum 
Maximum 
6  samples,  different 
women 
Minimum 
Maximum 
Average 
Average 
Average 
Fat 
1.43 
6.83 
3.78 
2.11 
6.89 
4.13 
2.53 
3.82 
Proteids 
.68 
34 
.53 
.30 
.90 
.20 
.99 
3.55 
3.00 
4.00 
2.50 
5.40 
0.69 
4.70 
2.29 
0.32 
0.18 
2.36 
1.96 
1.26 
1.03 
A. 
C. 
A. 
C. 
A. 
C 
A-Albumin;  C-Casein 
0.85 
4.86 
2.00 
3.42 
2.04 
1.70 
2.91 
3.69 
3.53 
3.07 
2.39 
2.51 
1.52 
1.00 
2.00 
1.10 
1.70 
1.68 
1.75 
3 
14 
L.62 
3 
50 
1.75 
3 
80 
1.70 
Sugar  |  Ash 
3.88 
8.34 
6.21 
5.40 
7.92 
4.82 
5.93 
7.11 
3.15 
4.30 
4.11 
5.87 
6.83 
6.51 
6.50 
5.001 
8.00 
5.80 
6.70 
0.12 
1.90 
0.31 
0.13 
0.37 
6.94  0.20 
0.23 
0.42 
0.20 
0.19 
0.17 
0.21 
0.16 
0.29 
0.30 
0.45 
0.20 
0.40 
0.20 
0.30 
6.26  0.27 
6.20  ;  0.25 
0.20 
