Soursop contains several phytochemical families, including annonaceous acetogenins and flavonoids. Acetogenins are long-chain polyketide-derived molecules often recognized by tetrahydrofuran rings and a terminal lactone. Flavonoids use...

Hawthorn contains several polyphenol families, including quercetin-related flavonols and oligomeric procyanidins. Quercetin is one defined flavonol aglycone that commonly appears in plants with attached sugars. Procyanidins...

Hyperoside and vitexin are representative hawthorn flavonoids, but their sugar attachments are built differently. Hyperoside is quercetin linked through oxygen to galactose, making it an O-glycoside....

Hawthorn is valued for a spectrum of plant polyphenols rather than one vitamin-like compound. Leaves, flowers and berries can supply different proportions of flavonoids and oligomeric...

Ginkgo leaf contains many plant compounds, but two groups appear most often in extract descriptions: flavonoid glycosides and terpene lactones. The groups have different structures and...