HerbIQ Reference Library  /  Compound Monographs

Active Compound Monographs

Dedicated technical dossiers detailing the molecular profile and evidence weight of individual plant bioactives

Where the Active Compound Index provides a high-level master matrix of the plant kingdom, these Compound Monographs serve as our definitive, independent deep dives. Each entry functions as a standalone scientific reference record—drilling past the surface to map out exact chemical identities, verified CAS numbers, and botanical source biologies with strict clinical objectivity.

Built specifically for product formulators, R&D teams, and researchers, this compendium translates raw plant chemistry into actionable data. Explore the individual monographs below to examine the detailed molecular structures and honest empirical data powering high-performance botanical nutrition.

HerbIQ - Compounds

Taxifolin (Dihydroquercetin · Antioxidant · Capillary-strengthening · Hepatoprotective)

Compound Taxifolin (Dihydroquercetin; DHQ; (+)-Taxifolin; 3,3′,4′,5,7-Pentahydroxyflavanone) Chemical class Polyphenol — Flavanonol (Dihydroflavonol; C2-C3 saturated quercetin; quercetin with reduced C-ring double bond) CAS 480-18-2 Primary source Larix sibirica (Siberian larch wood...

Taxifolin (Dihydroquercetin · Antioxidant · Capillary-strengthening · Hepatoprotective)

Compound Taxifolin (Dihydroquercetin; DHQ; (+)-Taxifolin; 3,3′,4′,5,7-Pentahydroxyflavanone) Chemical class Polyphenol — Flavanonol (Dihydroflavonol; C2-C3 saturated quercetin; quercetin with reduced C-ring double bond) CAS 480-18-2 Primary source Larix sibirica (Siberian larch wood...

Theaflavin (Black Tea Polyphenol · Cholesterol-lowering · Cardiovascular)

Compound Theaflavin (TF1; Theaflavin-3-gallate precursor; Benztropolone-containing catechin dimer) Chemical class Polyphenol — Theaflavin (Benztropolone-type; oxidative condensation product of EGC and ECG/EGCG) CAS 4670-05-7 Primary source Camellia sinensis (fermented black tea...

Theaflavin (Black Tea Polyphenol · Cholesterol-lowering · Cardiovascular)

Compound Theaflavin (TF1; Theaflavin-3-gallate precursor; Benztropolone-containing catechin dimer) Chemical class Polyphenol — Theaflavin (Benztropolone-type; oxidative condensation product of EGC and ECG/EGCG) CAS 4670-05-7 Primary source Camellia sinensis (fermented black tea...

Procyanidin B2 (OPC Dimer · Vasodilatory · Skin Elasticity)

Compound Procyanidin B2 (Epicatechin-(4β→8)-Epicatechin; B-type Epicatechin Dimer) Chemical class Polyphenol — Proanthocyanidin (B-type dimer; two epicatechin units linked C4β-C8; simplest cocoa OPC) CAS 29106-49-8 Primary source Theobroma cacao (cocoa seeds...

Procyanidin B2 (OPC Dimer · Vasodilatory · Skin Elasticity)

Compound Procyanidin B2 (Epicatechin-(4β→8)-Epicatechin; B-type Epicatechin Dimer) Chemical class Polyphenol — Proanthocyanidin (B-type dimer; two epicatechin units linked C4β-C8; simplest cocoa OPC) CAS 29106-49-8 Primary source Theobroma cacao (cocoa seeds...

Procyanidins (OPCs · Oligomeric Proanthocyanidins · Cardiovascular · Skin)

Compound Procyanidins (Oligomeric Proanthocyanidins; OPCs; Condensed Tannins — catechin/epicatechin oligomers) Chemical class Polyphenol — Proanthocyanidin (Condensed Tannin; epicatechin and catechin oligomers linked C4-C8 or C4-C6) CAS N/A (mixture; principal dimer...

Procyanidins (OPCs · Oligomeric Proanthocyanidins · Cardiovascular · Skin)

Compound Procyanidins (Oligomeric Proanthocyanidins; OPCs; Condensed Tannins — catechin/epicatechin oligomers) Chemical class Polyphenol — Proanthocyanidin (Condensed Tannin; epicatechin and catechin oligomers linked C4-C8 or C4-C6) CAS N/A (mixture; principal dimer...

Gallocatechin ((+)-Gallocatechin · Flavan-3-ol · Antioxidant · Anti-inflammatory)

Compound (+)-Gallocatechin (GC; 3,3′,4′,5,5′,7-Hexahydroxyflavane; Gallocatechin) Chemical class Polyphenol — Flavan-3-ol (pyrogallol B-ring catechin; C-3 epimer of epigallocatechin) CAS 3371-27-5 Primary source Camellia sinensis (green tea and white tea leaves), Theobroma...

Gallocatechin ((+)-Gallocatechin · Flavan-3-ol · Antioxidant · Anti-inflammatory)

Compound (+)-Gallocatechin (GC; 3,3′,4′,5,5′,7-Hexahydroxyflavane; Gallocatechin) Chemical class Polyphenol — Flavan-3-ol (pyrogallol B-ring catechin; C-3 epimer of epigallocatechin) CAS 3371-27-5 Primary source Camellia sinensis (green tea and white tea leaves), Theobroma...

Epicatechin Gallate (ECG · Green Tea Catechin · Antimicrobial · Antioxidant)

Compound Epicatechin Gallate (ECG; (-)-Epicatechin-3-O-Gallate; (-)-ECG) Chemical class Polyphenol — Flavan-3-ol Gallate (epicatechin with galloyl ester at C-3; second-most abundant green tea catechin gallate) CAS 1257-08-5 Primary source Camellia sinensis...

Epicatechin Gallate (ECG · Green Tea Catechin · Antimicrobial · Antioxidant)

Compound Epicatechin Gallate (ECG; (-)-Epicatechin-3-O-Gallate; (-)-ECG) Chemical class Polyphenol — Flavan-3-ol Gallate (epicatechin with galloyl ester at C-3; second-most abundant green tea catechin gallate) CAS 1257-08-5 Primary source Camellia sinensis...

EGCG (Epigallocatechin Gallate · Metabolic · Antioxidant · Anticancer)

Compound Epigallocatechin Gallate (EGCG; EGC-3-gallate; (-)-Epigallocatechin-3-O-gallate) Chemical class Polyphenol — Flavan-3-ol Gallate (catechin esterified with gallic acid at C-3; dominant green tea catechin) CAS 989-51-5 Primary source Camellia sinensis (green...

EGCG (Epigallocatechin Gallate · Metabolic · Antioxidant · Anticancer)

Compound Epigallocatechin Gallate (EGCG; EGC-3-gallate; (-)-Epigallocatechin-3-O-gallate) Chemical class Polyphenol — Flavan-3-ol Gallate (catechin esterified with gallic acid at C-3; dominant green tea catechin) CAS 989-51-5 Primary source Camellia sinensis (green...