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.

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Showing S — 55 monographsShow all 55

Stevioside (Stevia Diterpene Glycoside · Non-caloric Sweetener · Antidiabetic · E960)

Terpenoid — Diterpene Glycoside from Stevia rebaudiana (stevia, dried leaves). Studied for non-caloric sweetener (300× sweeter than sucrose); antidiabetic.

Stevioside (Stevia Diterpene Glycoside · Non-caloric Sweetener · Antidiabetic · E960)

Terpenoid — Diterpene Glycoside from Stevia rebaudiana (stevia, dried leaves). Studied for non-caloric sweetener (300× sweeter than sucrose); antidiabetic.

Sanguinarine (Benzophenanthridine Alkaloid · Antimicrobial · Oral Health History · Antiproliferative)

Alkaloid (Isoquinoline) from Bloodroot (Sanguinaria canadensis). Studied for antimicrobial and antiplaque properties at low concentrations; notable cytotoxicity limits internal use.

Sanguinarine (Benzophenanthridine Alkaloid · Antimicrobial · Oral Health History · Antiproliferative)

Alkaloid (Isoquinoline) from Bloodroot (Sanguinaria canadensis). Studied for antimicrobial and antiplaque properties at low concentrations; notable cytotoxicity limits internal use.

Strychnine (Strychnan Indole Alkaloid · Glycine Antagonist · Nux Vomica · Toxicological Reference)

Alkaloid (Indole) from Strychnine Tree (Strychnos nux-vomica). A potent glycine antagonist causing CNS hyperexcitability; historically used in sub-toxic doses as a tonic. Associated.

Strychnine (Strychnan Indole Alkaloid · Glycine Antagonist · Nux Vomica · Toxicological Reference)

Alkaloid (Indole) from Strychnine Tree (Strychnos nux-vomica). A potent glycine antagonist causing CNS hyperexcitability; historically used in sub-toxic doses as a tonic. Associated.

Scopolamine — Hyoscine (Tropane Alkaloid · Motion Sickness · Transdermal Patch · Antiemetic)

Alkaloid (Tropane) from Jimson Weed (Datura stramonium). A clinically established anticholinergic used medically for motion sickness, pre-anaesthetic sedation.

Scopolamine — Hyoscine (Tropane Alkaloid · Motion Sickness · Transdermal Patch · Antiemetic)

Alkaloid (Tropane) from Jimson Weed (Datura stramonium). A clinically established anticholinergic used medically for motion sickness, pre-anaesthetic sedation.

Sparteine (Quinolizidine Alkaloid · Antiarrhythmic · Uterotonic · CYP2D6 Probe)

Alkaloid (Quinolizidine) from Scotch Broom (Cytisus scoparius). A sodium and potassium channel blocker studied for antiarrhythmic and oxytocic properties.

Sparteine (Quinolizidine Alkaloid · Antiarrhythmic · Uterotonic · CYP2D6 Probe)

Alkaloid (Quinolizidine) from Scotch Broom (Cytisus scoparius). A sodium and potassium channel blocker studied for antiarrhythmic and oxytocic properties.

Symphytine (Comfrey Pyrrolizidine Alkaloid · Topical Context · PA Regulatory Reference)

Alkaloid (Pyrrolizidine) from Comfrey (Symphytum officinale). A hepatotoxic pyrrolizidine alkaloid found in comfrey root; the reason internal comfrey preparations are subject to.

Symphytine (Comfrey Pyrrolizidine Alkaloid · Topical Context · PA Regulatory Reference)

Alkaloid (Pyrrolizidine) from Comfrey (Symphytum officinale). A hepatotoxic pyrrolizidine alkaloid found in comfrey root; the reason internal comfrey preparations are subject to.

Senecionine (Pyrrolizidine Alkaloid · Hepatotoxic · HVOD · Regulatory Reference)

Alkaloid (Pyrrolizidine) from Ragwort (Senecio jacobaea). A hepatotoxic unsaturated pyrrolizidine alkaloid; associated with irreversible veno-occlusive liver disease. Strictly a.

Senecionine (Pyrrolizidine Alkaloid · Hepatotoxic · HVOD · Regulatory Reference)

Alkaloid (Pyrrolizidine) from Ragwort (Senecio jacobaea). A hepatotoxic unsaturated pyrrolizidine alkaloid; associated with irreversible veno-occlusive liver disease. Strictly a.

Solasodine (Steroidal Alkaloid · Hepatoprotective · Makoi · BCC Preclinical)

Alkaloid (Steroidal) from Devil's Apple (Solanum linnaeanum). A steroidal alkaloid used industrially as a starting material for the synthesis of pharmaceutical steroid hormones and.

Solasodine (Steroidal Alkaloid · Hepatoprotective · Makoi · BCC Preclinical)

Alkaloid (Steroidal) from Devil's Apple (Solanum linnaeanum). A steroidal alkaloid used industrially as a starting material for the synthesis of pharmaceutical steroid hormones and.

Solanine (Steroidal Glycoalkaloid · Potato Food Safety · Informational Reference)

Alkaloid (Steroidal) from Potato (Solanum tuberosum). A natural pesticide alkaloid toxic to insects and, at elevated levels, to humans.

Solanine (Steroidal Glycoalkaloid · Potato Food Safety · Informational Reference)

Alkaloid (Steroidal) from Potato (Solanum tuberosum). A natural pesticide alkaloid toxic to insects and, at elevated levels, to humans.

S-Alilcisteína — SAC (Derivado organossulfurado da cisteína · Alho envelhecido · Neuroprotetor)

Organosulfur (Cysteine Derivative) from Aged Garlic (Allium sativum). The primary bioactive of aged garlic extract; water-soluble and highly bioavailable. Studied for neuroprotective.

S-Alilcisteína — SAC (Derivado organossulfurado da cisteína · Alho envelhecido · Neuroprotetor)

Organosulfur (Cysteine Derivative) from Aged Garlic (Allium sativum). The primary bioactive of aged garlic extract; water-soluble and highly bioavailable. Studied for neuroprotective.

Sulforaphane — SFN (Isothiocyanate · Nrf2 Activation · Chemopreventive · Air Pollution)

Glucosinolate Hydrolysis Product (Isothiocyanate) from Broccoli (Brassica oleracea). The hydrolysis product of glucoraphanin; well-studied for Nrf2 pathway activation and Phase-II detoxification enzyme.

Sulforaphane — SFN (Isothiocyanate · Nrf2 Activation · Chemopreventive · Air Pollution)

Glucosinolate Hydrolysis Product (Isothiocyanate) from Broccoli (Brassica oleracea). The hydrolysis product of glucoraphanin; well-studied for Nrf2 pathway activation and Phase-II detoxification enzyme.

Sinigrin (Aliphatic Glucosinolate · AITC Precursor · Antimicrobial · Mustard Pungency)

Glucosinolate (Aliphatic) from Black Mustard (Brassica nigra). Hydrolysed by myrosinase to allyl isothiocyanate, the primary pungent compound of black mustard.

Sinigrin (Aliphatic Glucosinolate · AITC Precursor · Antimicrobial · Mustard Pungency)

Glucosinolate (Aliphatic) from Black Mustard (Brassica nigra). Hydrolysed by myrosinase to allyl isothiocyanate, the primary pungent compound of black mustard.

Sophoridine (Quinolizidine Alkaloid · Anti-arrhythmic · Antiviral · Ku Shen)

Alkaloid (Quinolizidine) from Sophora Root (Sophora flavescens). Studied for antiproliferative and anti-inflammatory properties in preclinical cancer research.

Sophoridine (Quinolizidine Alkaloid · Anti-arrhythmic · Antiviral · Ku Shen)

Alkaloid (Quinolizidine) from Sophora Root (Sophora flavescens). Studied for antiproliferative and anti-inflammatory properties in preclinical cancer research.

Synephrine (Phenylethylamine Alkaloid · Thermogenic · Beta-3 Adrenergic)

Alkaloid (Protoalkaloid) from Bitter Orange (Citrus aurantium). Studied for thermogenic and lipolytic effects; used in weight management supplements. Associated with cardiovascular.

Synephrine (Phenylethylamine Alkaloid · Thermogenic · Beta-3 Adrenergic)

Alkaloid (Protoalkaloid) from Bitter Orange (Citrus aurantium). Studied for thermogenic and lipolytic effects; used in weight management supplements. Associated with cardiovascular.

Stepholidine (Isoquinoline Alkaloid · D1 Agonist/D2 Antagonist · Schizophrenia Research)

Alkaloid (Protoberberine) from Stephania (Stephania intermedia). Studied for dopamine D1/D2 receptor modulation; of interest in research into movement disorders and antipsychotic.

Stepholidine (Isoquinoline Alkaloid · D1 Agonist/D2 Antagonist · Schizophrenia Research)

Alkaloid (Protoberberine) from Stephania (Stephania intermedia). Studied for dopamine D1/D2 receptor modulation; of interest in research into movement disorders and antipsychotic.

Salidroside (Phenylethanol Glycoside · Neuroprotective · Adaptogenic)

Polyphenol (Phenylethanoid Glycoside) from Rhodiola (Rhodiola rosea). The primary bioactive of Rhodiola rosea; studied for adaptogenic, neuroprotective.

Salidroside (Phenylethanol Glycoside · Neuroprotective · Adaptogenic)

Polyphenol (Phenylethanoid Glycoside) from Rhodiola (Rhodiola rosea). The primary bioactive of Rhodiola rosea; studied for adaptogenic, neuroprotective.

Schisandrin (Dibenzocyclooctadiene Lignan · Hepatoprotective · Adaptogenic)

Polyphenol (Lignan) from Schisandra (Schisandra chinensis). The primary dibenzocyclooctadiene lignan of Schisandra; studied for hepatoprotective, adaptogenic.

Schisandrin (Dibenzocyclooctadiene Lignan · Hepatoprotective · Adaptogenic)

Polyphenol (Lignan) from Schisandra (Schisandra chinensis). The primary dibenzocyclooctadiene lignan of Schisandra; studied for hepatoprotective, adaptogenic.

Sesamina (Lignana furofurânica · Metabolismo lipídico · Cardiovascular)

Polyphenol (Lignan) from Sesame Seed (Sesamum indicum). The primary lignan of sesame; studied for hepatoprotective, cholesterol-modulating.

Sesamina (Lignana furofurânica · Metabolismo lipídico · Cardiovascular)

Polyphenol (Lignan) from Sesame Seed (Sesamum indicum). The primary lignan of sesame; studied for hepatoprotective, cholesterol-modulating.

Secoisolariciresinol — SDG (Lignan · Phytoestrogenic · Cardiovascular)

Polyphenol (Lignan) from Flaxseed (Linum usitatissimum). A plant lignan converted by gut bacteria to the phytoestrogenic enterolignans enterodiol and enterolactone.

Secoisolariciresinol — SDG (Lignan · Phytoestrogenic · Cardiovascular)

Polyphenol (Lignan) from Flaxseed (Linum usitatissimum). A plant lignan converted by gut bacteria to the phytoestrogenic enterolignans enterodiol and enterolactone.

Syringic Acid (Hydroxybenzoic Acid · Neuroprotective · Antidiabetic)

Polyphenol (Hydroxybenzoic Acid) from Dates (Phoenix dactylifera). Studied for antioxidant and neuroprotective properties; a methylated hydroxybenzoic acid with good bioavailability from.

Syringic Acid (Hydroxybenzoic Acid · Neuroprotective · Antidiabetic)

Polyphenol (Hydroxybenzoic Acid) from Dates (Phoenix dactylifera). Studied for antioxidant and neuroprotective properties; a methylated hydroxybenzoic acid with good bioavailability from.

Sinapic Acid (Hydroxycinnamic Acid · UV Photoprotection · Neuroprotective)

Polyphenol (Hydroxycinnamic Acid) from Mustard Greens (Brassica juncea). Studied for antioxidant and anti-inflammatory properties; may support neuroprotection and serve as a skin UV-filter in.

Sinapic Acid (Hydroxycinnamic Acid · UV Photoprotection · Neuroprotective)

Polyphenol (Hydroxycinnamic Acid) from Mustard Greens (Brassica juncea). Studied for antioxidant and anti-inflammatory properties; may support neuroprotection and serve as a skin UV-filter in.

Silydianin (Silymarin Component C · Hepatoprotective · RNA Polymerase Modulator)

Polyphenol (Flavonolignan) from Milk Thistle (Silybum marianum). A minor silymarin component studied for stimulation of RNA polymerase I activity.

Silydianin (Silymarin Component C · Hepatoprotective · RNA Polymerase Modulator)

Polyphenol (Flavonolignan) from Milk Thistle (Silybum marianum). A minor silymarin component studied for stimulation of RNA polymerase I activity.

Silychristin (Silymarin Component B · Hepatoprotective · Antioxidant)

Polyphenol (Flavonolignan) from Milk Thistle (Silybum marianum). A constituent of the silymarin complex studied for hepatoprotective and antioxidant effects.

Silychristin (Silymarin Component B · Hepatoprotective · Antioxidant)

Polyphenol (Flavonolignan) from Milk Thistle (Silybum marianum). A constituent of the silymarin complex studied for hepatoprotective and antioxidant effects.

Silybin (Silibinin · Flavonolignan · Hepatoprotective · Liver RCT Evidence)

Polyphenol (Flavonolignan) from Milk Thistle (Silybum marianum). The primary bioactive of Milk Thistle (Silymarin complex); well-supported by clinical trials for hepatoprotective.

Silybin (Silibinin · Flavonolignan · Hepatoprotective · Liver RCT Evidence)

Polyphenol (Flavonolignan) from Milk Thistle (Silybum marianum). The primary bioactive of Milk Thistle (Silymarin complex); well-supported by clinical trials for hepatoprotective.