• Quercetin; Japanese wormwood extract, sophora japonica extract.

Dietary supplements and preparations having antiallergic effect.

Organic polynuclear aromatic compound of plant origin from the flavonol group used in medicine. Properties: used at absorption disorders, diabetes treatment, vision problems, condition of hair, skin, nails. Appearance: fine yellow powder standardized for quercetin content (UV min. 98%). Application: dietary supplements and preparations having antiallergic effect.


  • CAS number 117-39-5
  • Einecs number 204-187-1

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