Quercus infectoria gallae (oak gall) contain tannins which are characterized to have curative and anti-inflammatory properties. Because of their antiviral and antibacterial qualities, tannins from gallnut extracts have been used in traditional and ayurvedic medicine as well as beauty culture. A newly developed gallnut extract was prepared in a glycerin-water-mixture. To examine the quality of this extract a reliable, innovative HPLC method was worked out to determine the containing active ingredients.
|Substances||Gallic aid, Tannic acid|
|Key words||Gallic acid, tannic acid, tannins, tanning agents, polyphenols, gallnut, gallnut extract, oak gall|
|CAS number||149-91-7, 1401-55-4|
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