Guaiazulene
CAS: 489-84-9

High-Purity Actives · Cosmetic Ingredients · Functional Nutrition · Specialty Molecules
Explore EXBIOL® bulk bioactive ingredients, standardized botanical extracts and specialty raw materials for cosmetic, nutraceutical and functional food development. Search the verified portfolio, review product-specific technical monographs and request available batch COAs, analytical records and commercial wholesale quotations.
Search published EXBIOL ingredient listings. CAS-based results depend on available product indexing.
Discover active catalog ingredients and strategic R&D sourcing feasibility pipelines.
Specialty ingredient availability, analytical grade, regulatory suitability and compendial documentation are confirmed individually. Brazzein and C15:0 represent strategic sourcing evaluation pipelines.

"In this Hub, you can cross-reference Molecular Identity with Logistics Fulfillment. Navigate directly to the data layer you require."
Explore eight established EXBIOL ingredient portfolios for nutraceutical, cosmetic, functional food and specialty formulation development. Select an ingredient family to review its available categories and technical sourcing information.
Specialty molecules and isolated bioactives for formulation R&D and technical-grade evaluation.
Beauty and personal-care actives for serum, emulsion and advanced cosmetic applications.
Herbal extracts compared by botanical species, plant part, target marker and extraction grade.
Fruiting-body and mycelium materials assessed by species, active markers and assay method.
Specialized sweetening and natural pigment systems for food and beverage development.
Fruit and vegetable ingredients selected by source, marker content and powder format.
Explore products with ingredient- and destination-specific organic documentation.
Astaxanthin, lutein and related carotenoid ingredients in application-specific formats.
Looking for essential oils, Brazzein, C15:0 or another specialty raw material? Explore the relevant category or submit a sourcing feasibility inquiry.
Category availability, grade and certification scope vary by ingredient and destination. Confirm technical specifications and applicable documentation before purchasing.
Compare selected EXBIOL catalog entries by ingredient identity, reference assay, application and category. Filter the featured index instantly below, open individual product technical dossiers, or search the full WooCommerce catalog for additional raw materials.
CAS: 489-84-9
CAS: 275-51-4
CAS: 289030-99-5
CAS: 497-30-3
CAS: 10309-37-2
CAS: 1143-70-0
Source: Hericium erinaceus
CAS: 9041-22-9
Marker CAS: 10083-24-6
CAS: 28319-77-9
CAS: 122628-50-6
Marker CAS: 124-20-9
Mogroside V CAS: 88901-36-4
CAS: 633-65-8
CAS: 1094-61-7
Try removing filter constraints, typing the exact CAS number without punctuation, or submitting a direct sourcing inquiry for specialty bulk synthesis.
REQUEST SOURCING FEASIBILITY →These represent ongoing sourcing-feasibility evaluations, not confirmed inventory listings. Share your target purity monograph, application, volume, and destination for a custom feasibility review.
Important Technical Disclaimer: On-page filters apply to this curated index only. Reference assay percentages may represent chemical purity, botanical marker standardization or beta-glucan concentration; they are not interchangeable compendial metrics. Confirm regulatory suitability, product grade, lot-specific COA and documentation before commercial manufacture.
EXBIOL® supports international manufacturers and ingredient procurement teams with a diverse portfolio of bulk bioactive ingredients, standardized botanical extracts, high-purity cosmetic actives and specialty functional raw materials.From isolated molecules and cosmetic peptides to mushroom extracts, natural sweeteners and functional nutrition ingredients, our portfolio is organized to help R&D teams and bulk buyers identify suitable ingredient categories for their intended applications.
Drawing on manufacturing and phytochemical development experience dating to 1997, our technical sourcing approach emphasizes chemical or botanical identity, target assay, analytical methodology, composition disclosure and formulation compatibility. Depending on the ingredient and batch, available qualification materials may include Certificates of Analysis (COAs), technical specifications, HPLC or GC analytical records, LC-MS or NMR identity evidence and supporting quality documentation.MOQ, lead time, packaging and international shipping terms are confirmed through product-specific commercial review.
Browse the ingredient families below to identify relevant raw materials and continue to product-specific technical evaluation.
EXPLORE INGREDIENT CATEGORIES ↓Select a formulation pathway to explore ingredient options and technical considerations for capsules, gummies, functional beverages and cosmetic topicals.Ingredient suitability depends on the selected grade, concentration, processing conditions and finished-product requirements.
Particle Size & Flowability / Solubility & Dispersibility / Thermal & pH Stability / Carrier Compatibility
Particle size, powder flow, hygroscopicity and fill uniformity.
EXPLORE INGREDIENTS →Hydrocolloid hydration, gel texture, active compatibility and processing stability.
EXPLORE INGREDIENTS →Water dispersion, hydration, clarity, viscosity and pH stability.
EXPLORE INGREDIENTS →INCI identity, oil/water-phase compatibility, oxidation and formulation stability.
EXPLORE INGREDIENTS →Application suitability is product- and grade-specific. Linked solution pages provide relevant technical context; they do not establish universal compatibility or finished-product performance.
Move from broad ingredient discovery to a focused technical sourcing decision. Explore selected specialty molecules, cosmetic actives, polyphenol isolates and functional botanicals. Each featured dossier highlights a practical qualification question and connects you with an existing product page, relevant category or sourcing review.
CAS 531-95-3
Stereochemically defined equol for specialty cosmetic and formulation research.
Separate chemical assay from S-enantiomeric purity; request the chiral method.
CAS 59870-68-7
Specialty licorice-derived active for cosmetic ingredient development and supplier qualification.
Confirm glabridin assay, carrier composition, botanical source and color.
CAS 84380-01-8
Water-compatible cosmetic ingredient for serum and emulsion evaluation.
Review alpha-isomer identity, hydroquinone impurity and intended formulation pH.
CAS 96702-03-3
Specialty osmolyte for skincare formulation and supplier-grade screening.
Request batch COA, identity method, impurity limits and aqueous compatibility data.
CAS 70-18-8
Reduced-form glutathione for specialty nutrition and cosmetic formulation evaluation.
Confirm reduced GSH versus oxidized GSSG, odor, moisture and oxidative stability.
CAS 989-51-5
Isolated epigallocatechin gallate for identity and stability-focused ingredient procurement.
Confirm actual EGCG assay, related catechins, caffeine result and oxidation control.
Serenoa repens · CAS 84604-15-9
Lipid-rich botanical extract for specialized nutraceutical ingredient qualification.
Match GC fatty-acid profile, oil/powder format and botanical authenticity.
GHK-Cu · CAS 89030-95-5
Copper-binding peptide candidate for advanced skincare R&D sourcing programs.
Distinguish copper-complex identity, peptide assay, copper content and counterions.
Send the compound name or CAS, target specification, intended application, required analytical documentation and indicative order volume. Our team can review available grades, supply feasibility and batch evidence.
Technical note: Reference grades represent catalog descriptions or target specifications, not universal batch-release results. Ingredient identity, analytical methods, composition, batch COAs, regulatory suitability and commercial terms must be confirmed for each material. Ectoin currently links to the cosmetic ingredient category; GHK-Cu is a sourcing inquiry rather than a confirmed product listing.
Explore EXBIOL® published ingredient listings across high-purity bioactives, standardized botanical extracts, cosmetic ingredients, functional mushroom extracts and specialty nutrition materials.Open a product's technical page to evaluate its identity, available specifications, qualification documents and bulk sourcing options.
Product listings and pagination are managed by Elementor Loop Grid.
EXBIOL supports product-specific sourcing reviews for specialty bioactives, botanical isolates, cosmetic ingredients and emerging functional materials.Send the compound name or CAS number, target purity, intended application, required analytical documentation, estimated quantity and destination.
Published product pages do not imply confirmed stock availability for every grade.Batch COA, assay method, MOQ, packaging, lead time and international delivery terms are confirmed for each commercial inquiry.
A nominal purity percentage is only one part of a sourcing decision. EXBIOL® helps R&D, quality and procurement teams establish product-specific acceptance criteria for material identity, analytical assay, relevant impurities, physical performance and batch traceability. Request the documents and test evidence appropriate to your selected ingredient, grade and intended market.
Quality assessment should answer three separate questions: what the material actually is, how its critical attributes were measured, and whether the offered batch meets the agreed specification. The exact testing scope differs between purified molecules, botanical extracts, peptides and functional fibers.
Match the certificate to the material delivered, not merely to a generic website specification. Review batch identity, test dates, results, units, acceptance limits and document authorization.
Confirm the correct compound, salt, stereoisomer, botanical species, plant part or fungal tissue. Where appropriate, assess identity by HPLC, LC-MS, NMR, spectroscopy or botanical authentication.
Distinguish mass-based content from chromatographic area percentage and standardized marker content. Review the reference standard, assay calculation, relevant related substances and method suitability.
Select risk-appropriate tests for heavy metals, residual solvents, pesticides, microbiology and other contaminants. Acceptance limits must reflect the material, destination market and intended application.
Evaluate particle size, appearance, water dispersibility, hydration, viscosity or oil/water-phase compatibility according to the dosage form. A high assay alone does not establish process compatibility.
Review storage conditions, proposed shelf life, packaging suitability and any supporting stability studies. Certification, registration or regulatory statements must match the actual legal entity, production site and product scope.
The list below is a buyer qualification checklist, not a claim that every document exists for every product. When requesting materials, specify whether your team needs a current production-lot record, a general technical specification, an analytical method or a third-party report.
| DOCUMENT / EVIDENCE | WHAT THE BUYER SHOULD CONFIRM | REQUEST BASIS |
|---|---|---|
| Batch COA | Lot-linked test results, specification limits, method and authorization. | Specific current lot |
| TDS / Product Specification | Chemical or botanical identity, grade, composition, intended storage and test requirements. | Selected grade |
| SDS / Safety Information | Hazards, handling, transport classification and supplier identity, where applicable. | Material & destination |
| Analytical Reports / Chromatograms | Identity and assay method, reference standard, report identifier and lot match. | Available by assay / lot |
| Contaminant / Third-Party Results | Test panel, sample identifier, detection limits, laboratory and date. | Risk / customer requirement |
| Certifications / Regulatory Statements | Certificate holder, production site, validity, covered products and intended market. | Scope dependent |
For isolated actives, review chemical form, isomer or complex identity, quantitative purity basis, related substances and any relevant counterions. HPLC peak-area percentage is not automatically a mass-fraction assay.
A marker percentage should be read with species, source tissue, extraction ratio, native extract content, carrier composition and method. A 10:1 DER does not by itself define potency or finished-powder composition.
Beta-glucan concentration should be assessed with the appropriate enzymatic assay and application tests. Dispersibility, hydration temperature, viscosity and clarity are distinct properties; do not infer instant cold-water solubility from a 70% assay.
Identify grade, destination, end use, tests and mandatory limits before requesting documents.
Review the approved specification, available COA, methods, composition and document scope.
Test sample identity and performance under the customer's real formulation conditions.
Agree on the batch, packaging, MOQ, lead time and delivery terms; reassess any material changes.
Send the ingredient name or CAS, selected grade, target assay, intended application, required test reports, quantity and destination. We can review available documents and identify any additional qualification needs.
Technical disclosure: This section describes qualification questions and document categories, not a guarantee of testing or certification across all EXBIOL products. Analytical methods, available COAs, certificates, safety documentation and regulatory suitability vary by material, grade, production site, batch and intended market. Final approval requires the buyer's own specification and compliance review.
Beyond ingredient names and purity percentages, successful bulk bioactive ingredient sourcing requires the right material for the intended formulation.Explore six EXBIOL® technical solution platforms for nutraceuticals, cosmetics, functional beverages and specialty wellness products.Each pathway connects application requirements with ingredient selection, analytical qualification and commercial sourcing.
Select the end-use application, then qualify the right ingredient grade and supply route.
Specialty molecular actives for healthy-aging and cognitive formulation research.Ingredient qualification focuses on chemical identity, assay basis and appropriate physical stability criteria.
Urolithin A · Ergothioneine · Spermidine · PQQ
HPLC / LC-MS / NMR where appropriate · Impurity review · Particle size and storage stability
Purity-focused ingredients for skincare and beauty-oriented product development.Evaluate chemical composition, oil- or water-phase compatibility, sensory impact and oxidation risk.
Bakuchiol · S-Equol · Glabridin · Astaxanthin
INCI / CAS identity · Impurity and isomer review · Odor, color and formulation stability
Functional fibers and specialized botanical or fungal polysaccharides for digestive wellness formulations.Match active-marker testing with realistic hydration, viscosity, texture and processing requirements.
Oat Beta-Glucan · Mushroom Polysaccharides · Prebiotic Fibers
Enzymatic β-glucan assay · Hydration / viscosity · Dispersibility and microbial limits
Standardized mushroom and botanical ingredients for immune- and liver-oriented wellness product development.Focus on botanical authenticity, marker consistency and relevant contaminant specifications.
Reishi Extract · Silymarin · Astragalus Extracts
Botanical identity · Marker assay · Pesticide, metal and microbial review
Specialized botanical actives for metabolic nutrition and performance-oriented product development.Compare assay, particle-size requirements, flavor impact and suitability for the intended dosage form.
Berberine HCl · EGCG · Rhodiola Extract
HPLC assay · Particle size / flowability · Relevant contaminants and use restrictions
Botanical and specialty ingredients for sleep, stress and everyday wellness product development.Prioritize marker identity, taste and odor management, dispersibility and process-dependent stability.
Valerian · L-Theanine · Lemon Balm · Ashwagandha
Botanical marker method · Carrier / solvent disclosure · Taste, odor and formulation compatibility
Share your target application, ingredient shortlist, required assay, dosage form, estimated volume and destination.Our technical sales team can review available grades, qualification documents and sourcing feasibility.
Application categories describe potential ingredient-selection and technical evaluation pathways. They do not imply that every listed material is approved for every destination market, dose or finished-product claim.Specifications, supporting analytical reports and commercial availability must be confirmed for each selected product and grade.
Answers to frequently asked questions from international ingredient buyers, formulation scientists and quality teams.Explore the practical differences between ingredient grades, analytical methods, regulatory requirements and global bulk sourcing terms.The guidance below supports technical screening; final acceptance depends on the specific product, batch and intended market.
Ingredient composition, processing behavior and compatibility with finished dosage forms.
Whole fruit powder generally retains more of the original fruit matrix, which may include pulp, skin and insoluble dietary fiber depending on the manufacturing process.
Fruit juice powder is produced from a juice-derived feed and may contain carriers or drying aids. Its fiber content, sugar composition, solubility and appearance depend on the degree of clarification, concentration and drying technology.
A juice-derived powder is not automatically 100% soluble or crystal-clear in water. Even a well-dispersed powder can retain natural haze or sediment.
Processing conditions are selected according to the sensitivity of each ingredient.Temperature, oxygen exposure, pH, moisture, processing residence time and carrier composition may affect anthocyanin color stability or the activity of enzymes such as bromelain and papain.
Depending on the material, processing options may include controlled spray drying, freeze drying, vacuum drying or encapsulation. However, the use of a particular technology does not itself prove retention of an active marker.
Color stability should be evaluated using appropriate analytical or colorimetric measurements, while enzyme activity should be assessed with a suitable substrate-based activity method.
Neither drying process is universally superior for gummies.Spray-dried powders may provide useful particle-size uniformity and handling properties, depending on their carrier system and processing conditions.
Freeze-dried ingredients may be appropriate where preserving certain sensitive characteristics or particulate texture is important. However, hygroscopicity, particle structure and dispersion behavior still require evaluation.
The best option depends on the gelling system, especially pectin or gelatin, as well as processing temperature, pH, soluble solids, water activity and final texture requirements.
Fruit powders can contribute characteristic fruit taste, aroma, acidity, color and soluble solids to food formulations.
They may partially or fully replace a separate flavoring in some recipes, but their performance depends on fruit variety, processing method, dosage, heat exposure and the intended sensory profile.
The regulatory treatment of a fruit powder, flavoring or natural flavor claim depends on the ingredients, manufacturing process and destination market.
Residual solvents, botanical authenticity, regulatory limits and advanced analytical identity verification.
Residual solvent results should be compared using the correct compound-specific limit, analytical method, result and intended regulatory context.
For example, ICH Q3C identifies hexane as a Class 2 residual solvent and provides a 290 ppm concentration limit under its specified pharmaceutical exposure assumptions. This is not a universal limit for every food, cosmetic or botanical raw material.
A measured result below a particular reference concentration does not establish that the material is a corresponding multiple "safer" than another product.
Natural-origin verification requires a combination of supplier traceability, raw-material identity, production records, composition disclosure and suitable analytical methods.
For wheat-germ-derived spermidine, relevant information may include botanical source, starting material records, extraction process, standardized spermidine content and the presence of any carriers.
ASTM D6866 radiocarbon analysis may be useful for evaluating biobased carbon content. However, it cannot independently prove a specific wheat-germ source, geographical origin or complete absence of adulteration.
EU compliance depends on the ingredient, intended food use, applicable product category and relevant legal limits.
Regulation (EC) No 396/2005 establishes maximum residue levels for pesticides in or on relevant food and feed products.
Regulation (EU) 2023/915 establishes maximum levels for certain contaminants in food. It should not be described as the general EU pesticide regulation.
Pesticide screening may involve LC-MS/MS and GC-MS/MS methods, while other contaminant categories require their own analytical approaches. Test scope, reporting limits and the application of legal limits must be reviewed individually.
The appropriate analytical method depends on the chemical structure, grade and intended qualification requirements.
Potential techniques include HPLC-DAD for assay or fingerprint comparison, LC-MS for molecular information, NMR for structural characterization, and GC-based methods for suitable volatile or derivatized compounds.
For chiral compounds such as S-Equol, chemical purity and enantiomeric purity are separate attributes. A suitable chiral HPLC or equivalent validated method may be needed for quantitative enantiomer assessment.
Optical rotation can provide supporting identity information, but does not alone establish 100% stereochemical purity. Likewise, chromatographic peak-area percentage is not automatically equivalent to mass-based assay.
Commercial quantities, packaging, transport documents, delivery responsibilities and Incoterms.
MOQ depends on the ingredient, target grade, available production batch and packaging configuration.
For many powder ingredients, 25 kg per drum is a common commercial packing format. Smaller evaluation quantities, including paid samples or 1 kg trial orders, may be considered according to the product and supply conditions.
Bulk quantities and custom manufacturing requirements are reviewed separately. Packaging may include sealed inner bags and protective outer containers suitable for the specific material.
International shipment options depend on the ingredient, destination country, import classification, available transport route and the responsibilities that can legally be undertaken.
EXBIOL can evaluate shipping quotations under suitable Incoterms such as FOB, CIF, DAP or DDP, depending on the transaction.
Under DDP (Delivered Duty Paid), the seller assumes extensive import-clearance, duty and tax responsibilities under the agreed Incoterms rules. It should only be quoted where those obligations can actually be fulfilled.
Transit times, import permits, FDA-related procedures where applicable, and customs requirements must be confirmed for the specific shipment. No universal delivery time is guaranteed.
Share your ingredient, target specification, application and required documents for a focused technical sourcing review.
EXBIOL® combines ingredient sourcing experience, analytical qualification and product-specific technical documentation.The following framework explains how our team approaches material evaluation and which types of evidence buyers should request.

A meaningful ingredient qualification starts with a clearly identified material, a defined analytical method, batch-specific results and acceptance criteria agreed with the customer.
EXBIOL's sourcing and phytochemical development experience dates to 1997. Specific quality claims are evaluated against the relevant product, production site and available evidence.
Lot identification, material description, traceability and relevant source information.
Applicable reference standards, test conditions, calculation basis and analytical reporting.
Relevant solvent, metal, pesticide and microbial results where applicable.
COA, TDS, SDS, certificate coverage, validity and destination relevance.
Different material categories require different forms of evidence. The three levels below provide a practical supplier-review framework rather than a claim that every ingredient has already passed every test.
Verify that the supplied compound or botanical material matches the declared identity and analytical specification.
COA, HPLC/GC method, reference standard, LC-MS, NMR or chiral analysis where appropriate.
Assess declared botanical or fermentation source, native extract content, manufacturing route, carriers and any relevant processing aids.
Source and composition declarations, manufacturing traceability and appropriate origin testing where available.
Review whether the material, proposed use, technical documents and supply conditions fit the destination market's requirements.
Applicable specifications, certificates, test reports, SDS and market-specific regulatory review.
The following primary references help buyers understand analytical and regulatory contexts. They do not establish automatic compliance for any particular EXBIOL product.
Share the ingredient name or CAS number, target grade, intended application, required analytical documentation, estimated quantity and delivery destination.Our team can review the available technical evidence, sourcing feasibility and commercial requirements.
Technical disclosure: This page explains EXBIOL's ingredient qualification approach and sourcing review criteria.Test methods, batch COAs, origin documentation, certifications, product availability and commercial terms vary by material, grade, production site and intended market.No universal drug approval, pharmacopoeial compliance, regulatory acceptance or finished-product performance is implied.
Request bulk pricing, technical documents and sample options from EXBIOL. Share your ingredient identity, target assay, intended application and delivery destination so our team can evaluate product-specific sourcing feasibility.
Ingredient / CAS, target specification, quantity and destination.
Available grade, method, batch evidence, testing and samples.
MOQ, packaging, lead time, pricing and feasible Incoterms.
Enter your ingredient specifications, estimated quantity, and destination below. Submit your RFQ to request available technical documentation, sample options, and a tailored bulk quotation.
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PREPARE EMAIL RFQPREPARE WHATSAPP RFQFor direct online submission, use SUBMIT RFQ above. Email and WhatsApp are alternative contact channels.
Evaluation quantities and documentation depend on grade, batch availability and applicable sample charges.
Request available COAs, analytical records and supporting quality documents for your selected material.
Confirm MOQ, packing, lead time, freight and feasible Incoterms before order approval.
EXBIOL® provides product-specific sourcing support for international B2B buyers. Commercial availability, technical documentation and regulatory suitability require individual verification.