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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L-Ornithine
Amino acid · Non-proteinogenic · Urea cycle carrier from Fermentation, or enzymatic conversion from arginine. Regenerated by the cycle, not consumed. Claim strength: Moderate.
L-Ornithine
Amino acid · Non-proteinogenic · Urea cycle carrier from Fermentation, or enzymatic conversion from arginine. Regenerated by the cycle, not consumed. Claim strength: Moderate.
L-Glutamic Acid
Amino acid · Non-essential · Acidic dicarboxylic from Corynebacterium glutamicum fermentation — molasses or starch. Not MSG; the free acid is barely soluble. Claim strength: High.
L-Glutamic Acid
Amino acid · Non-essential · Acidic dicarboxylic from Corynebacterium glutamicum fermentation — molasses or starch. Not MSG; the free acid is barely soluble. Claim strength: High.
L-Aspartic Acid
Amino acid · Non-essential · Acidic dicarboxylic from Enzymatic addition of ammonia to fumaric acid. Urea cycle and malate–aspartate shuttle; aspartame feedstock. Claim strength: High.
L-Aspartic Acid
Amino acid · Non-essential · Acidic dicarboxylic from Enzymatic addition of ammonia to fumaric acid. Urea cycle and malate–aspartate shuttle; aspartame feedstock. Claim strength: High.
L-Alanine
Amino acid · Non-essential · Methyl side chain from Fermentation or enzymatic decarboxylation of aspartate. Not beta-alanine; no carnosine role. Claim strength: High.
L-Alanine
Amino acid · Non-essential · Methyl side chain from Fermentation or enzymatic decarboxylation of aspartate. Not beta-alanine; no carnosine role. Claim strength: High.
L-Proline
Amino acid · Non-essential · Cyclic imino acid from Fermentation — grain. Makes the collagen triple helix possible; markedly hygroscopic. Claim strength: High.
L-Proline
Amino acid · Non-essential · Cyclic imino acid from Fermentation — grain. Makes the collagen triple helix possible; markedly hygroscopic. Claim strength: High.
L-Serine
Amino acid · Non-essential · Hydroxymethyl-bearing from Fermentation or enzymatic conversion from glycine. Principal one-carbon donor; sphingolipid backbone. Claim strength: High.
L-Serine
Amino acid · Non-essential · Hydroxymethyl-bearing from Fermentation or enzymatic conversion from glycine. Principal one-carbon donor; sphingolipid backbone. Claim strength: High.
DL-Methionine
Amino acid · Racemate · Sulphur-containing from Chemical synthesis. D-isomer converts in vivo, so the racemate carries real nutritional value. Claim strength: High.
DL-Methionine
Amino acid · Racemate · Sulphur-containing from Chemical synthesis. D-isomer converts in vivo, so the racemate carries real nutritional value. Claim strength: High.
N-Acetyl-L-Carnitine HCl
Carnitine derivative · Acetyl ester hydrochloride · 67.3% carnitine-equivalent from Acetylation of L-carnitine. Crosses the blood–brain barrier; donates acetyl groups. Claim strength: Moderate.
N-Acetyl-L-Carnitine HCl
Carnitine derivative · Acetyl ester hydrochloride · 67.3% carnitine-equivalent from Acetylation of L-carnitine. Crosses the blood–brain barrier; donates acetyl groups. Claim strength: Moderate.
L-Carnitine Fumarate
Carnitine salt · 1:1 fumarate · 58.1% carnitine from Combined synthesis and synthetic fumaric acid. Lower density, achiral counter-ion, TCA intermediate. Claim strength: High.
L-Carnitine Fumarate
Carnitine salt · 1:1 fumarate · 58.1% carnitine from Combined synthesis and synthetic fumaric acid. Lower density, achiral counter-ion, TCA intermediate. Claim strength: High.
L-Carnitine L-Tartrate
Carnitine salt · 2:1 L-tartrate · 68.2% carnitine from Combined synthesis and wine-derived tartaric acid. Non-hygroscopic — the reason dry carnitine formats exist. Claim strength: High.
L-Carnitine L-Tartrate
Carnitine salt · 2:1 L-tartrate · 68.2% carnitine from Combined synthesis and wine-derived tartaric acid. Non-hygroscopic — the reason dry carnitine formats exist. Claim strength: High.
L-Carnitine
Quaternary amine · Conditionally essential · Mitochondrial fatty acid carrier from Chemoenzymatic synthesis or fermentation. Free base deliquesces; D-carnitine inhibits transport. Claim strength: High.
L-Carnitine
Quaternary amine · Conditionally essential · Mitochondrial fatty acid carrier from Chemoenzymatic synthesis or fermentation. Free base deliquesces; D-carnitine inhibits transport. Claim strength: High.
L-Citrulline DL-Malate
Amino acid salt · Citrulline with DL-malic acid from Fermentation-derived citrulline with synthetic malate. Undeclared 2:1 or 1:1 ratio swings citrulline by a quarter. Claim strength: Moderate.
L-Citrulline DL-Malate
Amino acid salt · Citrulline with DL-malic acid from Fermentation-derived citrulline with synthetic malate. Undeclared 2:1 or 1:1 ratio swings citrulline by a quarter. Claim strength: Moderate.
Creatine HCl
Creatine salt · Hydrochloride · 78.2% creatine from Acidified synthetic creatine. Solubility advantage real; lower-dose equivalence unsupported. Claim strength: High.
Creatine HCl
Creatine salt · Hydrochloride · 78.2% creatine from Acidified synthetic creatine. Solubility advantage real; lower-dose equivalence unsupported. Claim strength: High.
L-Cysteine HCl Monohydrate
Amino acid salt · Hydrochloride monohydrate · 69.0% free base from Acidified fermentation-derived cysteine. Low pH suppresses thiol oxidation; E920 dough conditioner. Claim strength: High.
L-Cysteine HCl Monohydrate
Amino acid salt · Hydrochloride monohydrate · 69.0% free base from Acidified fermentation-derived cysteine. Low pH suppresses thiol oxidation; E920 dough conditioner. Claim strength: High.
L-Lysine HCl
Amino acid salt · Hydrochloride · exactly 80% free base from Acidified fermentation-derived lysine. Feed declares free base; supplements do not agree. Claim strength: High.
L-Lysine HCl
Amino acid salt · Hydrochloride · exactly 80% free base from Acidified fermentation-derived lysine. Feed declares free base; supplements do not agree. Claim strength: High.
L-Arginine HCl
Amino acid salt · Hydrochloride · 82.7% free base from Acidified fermentation-derived arginine. Workable pH for liquids where the free base is not. Claim strength: High.
L-Arginine HCl
Amino acid salt · Hydrochloride · 82.7% free base from Acidified fermentation-derived arginine. Workable pH for liquids where the free base is not. Claim strength: High.
L-Phenylalanine
Amino acid · Essential · Aromatic from Escherichia coli fermentation — grain. Mandatory PKU declaration in most markets. Claim strength: High.
L-Phenylalanine
Amino acid · Essential · Aromatic from Escherichia coli fermentation — grain. Mandatory PKU declaration in most markets. Claim strength: High.
L-Threonine
Amino acid · Essential · Hydroxyl-bearing from Escherichia coli fermentation — grain. Large intestinal mucin demand; heavy first-pass extraction. Claim strength: High.
L-Threonine
Amino acid · Essential · Hydroxyl-bearing from Escherichia coli fermentation — grain. Large intestinal mucin demand; heavy first-pass extraction. Claim strength: High.
L-Methionine
Amino acid · Essential · Sulphur-containing from Synthesis or fermentation. Methyl donor via SAMe; generates homocysteine. Claim strength: High.
L-Methionine
Amino acid · Essential · Sulphur-containing from Synthesis or fermentation. Methyl donor via SAMe; generates homocysteine. Claim strength: High.
L-Isoleucine
Amino acid · Essential · Branched-chain from Corynebacterium glutamicum fermentation — grain. Two chiral centres; specify allo-isoleucine. Claim strength: Moderate.
L-Isoleucine
Amino acid · Essential · Branched-chain from Corynebacterium glutamicum fermentation — grain. Two chiral centres; specify allo-isoleucine. Claim strength: Moderate.
L-Valine
Amino acid · Essential · Branched-chain from Corynebacterium glutamicum fermentation — grain. The 2:1:1 ratio is convention, not a trial result. Claim strength: Moderate.
L-Valine
Amino acid · Essential · Branched-chain from Corynebacterium glutamicum fermentation — grain. The 2:1:1 ratio is convention, not a trial result. Claim strength: Moderate.
Vitamin B Complex
Vitamin · Water-soluble B vitamin blend · Eight B vitamins from Synthesis and fermentation — vitamer and salt form decide the specification. Claim strength: High.
Vitamin B Complex
Vitamin · Water-soluble B vitamin blend · Eight B vitamins from Synthesis and fermentation — vitamer and salt form decide the specification. Claim strength: High.
L-Histidine
Amino acid · Essential (conditionally) · Imidazole-bearing from Fermentation — grain. Carnosine and histamine precursor. Claim strength: Moderate.
L-Histidine
Amino acid · Essential (conditionally) · Imidazole-bearing from Fermentation — grain. Carnosine and histamine precursor. Claim strength: Moderate.
Malic Acid
Organic acid · Dicarboxylic · TCA cycle intermediate from Synthesis from maleic or fumaric acid, or fermentation. Acidulant and salt counter-ion. Claim strength: Moderate.
Malic Acid
Organic acid · Dicarboxylic · TCA cycle intermediate from Synthesis from maleic or fumaric acid, or fermentation. Acidulant and salt counter-ion. Claim strength: Moderate.
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Source
Plant tissue anatomy — where target compounds are built and why the sourcing layer determines extract quality.
Isolate
Nine extraction methods mapped to compound polarity — water, ethanol, CO₂, enzyme, fermentation, and more.
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Format selection, stability engineering, and bioavailability vectors for finished product formulation.
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Batch verification, CoA parameters, heavy metal limits, and the safety clearance chain from plant to powder.
Compound Index
Searchable metabolite reference across all plant families — evidence ratings, dosage notes, sourcing links.
Compound Monographs
500+ individual compound pages — phytochemistry, clinical evidence strength, formulation notes, and CoA sourcing.