Compositions containing proanthocyanidin and a vitamin B6 derivative or a salt thereof
AssigneeKyowa Hakko Kogyo Co., Ltd.
InventorsTomoya Takahashi, Asako Kobayashi, Chiemi Takaboshi, Minako Tajima
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Abstract
Proanthocyanidin-containing compositions with excellent proanthocyanidin stability, as well as drinks, foods, cosmetics and medicaments containing these compositions, are provided by admixing a vitamin B6 derivative or its salt in proanthocyanidin. Also shown is a method for stabilizing proanthocyanidin to prevent its color change, etc. caused by oxidative polymerization and the like.
Claims15
A composition containing proanthocyanidin obtained from a fruit of a plant belonging to the genus Malus, and a vitamin B6 derivative or a salt thereof.
A method of stabilizing proanthocyanidin comprising the steps of:
- selecting a proanthocyanidin obtained from a fruit of a plant belonging to the genus Malus;
- and
- blending said proanthocyanidin with a vitamin B6 derivative or a salt thereof.
Dependencies are inferred from the claim text.