Quercus Alba Bark Extract (INCI)

INCI name: QUERCUS ALBA BARK EXTRACT

Origin

The plant part used is oak bark, especially the dried and crushed bark of younger stems and branches – Quercus Alba Bark Extract.
Oak belongs to the plant family Fagaceae, subfamily Quercoideae. A large number of Quercus species are found in Europe and western Asia, with the main distribution area in North America.

Active ingrdients

Tannins – condensed tannins with catechin, epicatechin, gallocatechin and oligomeric proanthocyanidins, furthermore ellagitannins, flavonoids in leaves; mainly glycosides of kaempferol and quercetin/triterpenes

Effect

The extract acts

  • antiviral
  • anthelmintic (worming)
  • virustatic

Use

When added to teas or gargles, quercus alba bark extracts relieve inflammation of the mouth and throat. Baths are used for various chronic skin diseases. Due to their astringent effect, creams and facial tonics with oak bark extract are suitable for oily skin with excessive sebum production. A traditional application follows in chilblains, weeping rashes, body and foot sweat.

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