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Summary of triterpene analyses
from the Istituto Sperimentale per la Elaiotecnica, Pescara, Italy
(Prof. Giorgio Bianchi)
Shea butter unsaponifiable fraction (%)
Country
Values
Acetyl triterpenes
Cinnamyl triterpenes
Total triterpenes
Mali
min
1.14
1.79
 
Mali
mean
3.62
5.97
9.59 Mali
Mali
max
9.67
13.26
Burkina
min
1.33
2.00
Burkina
mean
3.01
4.08
7.09 Burkina
Burkina
max
8.86
7.61
Uganda
min
0.43
0.79
Uganda
mean
1.66
2.03
3.69 Uganda
Uganda
max
5.48
5.81
Nigeria
min
2.37
3.81
Nigeria
mean
5.49
7.08
12.57 Nigeria
Nigeria
max
7.82
10.65

 

Nigerian shea butter is highest in both classes of triterpenes. The means represent an outstanding unsaponifiable content. Most triterpene values from Nigeria were above the population mean (reduced by a few low values), in contrast with a majority of values from other countries below the mean (increased by a few high values).


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