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Table 2 Quantitative phytochemical contents of Olax subscorpioidea

From: Ethnopharmacological uses, phytochemistry, pharmacology, and toxicology of Olax subscorpioidea Oliv (Olacaceae): a review

Plant part Solvent Phytochemical Reference
Root Powdered form Alkaloids (0.61%), anthraquinones (0.1%), cardiac glycosides (0.24%), saponins (0.27%), tannins (0.03%) and polyphenols (0.14%) [40]
Root Aqueous and ethanol Tannins (4.72% and 4.91%), terpenoids (0.285% and 3.32%), steroids (2.12% and 3.58%), alkaloids (2.10% and 3.58%), saponins (4.22% and 0.02%), phenols (3.57% and 6.70%), flavonoids (2.35% and 3.45%), and carotenoids (1.12% and 2.23%) respectively [27]
Roots Ethanol Saponins (865.00 mg/100 g), alkaloids (963.33 mg/100 g), tannins (863.33 mg/100 g), flavonoids (636.67 mg/100 g), anthraquinones (46.67 mg/100 g), Proanthocyanidins (2.67 mg/g), and total polyphenol content (TPC) (38.77 GAE/g) [14]
Leaves Aqueous TPC (30 mg GAE/g) and total flavonoids content (4.26 mg QAE/g) [22]
Leaves Aqueous and ethanol TPC (12.78 and 35.49 GAE/g), total flavonoids (4.01 and 22.69 QAE/g), flavonols (1.35 and 9.78 QAE/g), and proanthocyanidines (1.44 and 1.99 QAE/g) [41]
  Methanol spice phenols and triterpenes and a TPC (8.39 GAE/100 g of extract) [42]
  1. TPC total polyphenols content, GAE/g gallic acid equivalent per gram of the extract