CPC A61K 39/39 (2013.01) [A61K 36/185 (2013.01); A61K 2039/55577 (2013.01); A61K 2236/331 (2013.01)] | 30 Claims |
1. A crude aqueous extract of Quillaja saponaria Molina containing:
1856 component:
and
2002 component:
(collectively referred to as QS-21 main peak components),
and 2018 component:
wherein the ratio of 2018 component/QS-21 main peak components is ≤0.075, as measured by UV absorbance at 214 nm, and wherein the crude aqueous extract comprises sodium benzoate.
|