The Composition of the Nuts of Gingko biloba. 



BY 



U. Suzuki. 



The analysis of the nuts of Gingko biloba, a tree of frequent 

 occurrence in Japan, is naturally of some interest since they are 

 extensively consumed as food. 



Freed from the shells, the nuts showed the following 



composition ; 



In 100 parts of dry matter, 



Crude protein ... 1 1.3 



Crude fat . . 2.6 



Lecithin 1 0.17 



Crude fibre r.2 



Ash (free from carbon and insoluble matter). . 3.0 



Starch 62.4 



Cane sugar 5.2 



Reducing sugar i.i 



Total nitrogen 1 .8 



Albuminoid nitrogen 1 4 



Nuclein and other non-digestible nitrogen . . 0.26 



Non albuminoid nitrogen (mostly basic) .... 0.4 



In 100 parts of pure ash (including C0 2 ). 



K 2 0 47.3 



Na s CT 6.0 



CaO 2.7 



MgO 6.3 



Fe 2 0 3 +Al 3 0 3 1.7 



P 2 0 5 26.4 



S0 3 6.0 



Si0 2 (Soluble) 0.5 



CI. Mn s 0 4 etc Trace 



Total = 95.9 



1 Cholesterin was apparently wholly absent. 



