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Turmeric Extract 95%: Complete Guide to Applications & Specifications

Yashwant Bezawada
December 15, 2024
13 min read

What Is Turmeric Extract 95%?

Turmeric extract 95% refers to a concentrated extract from turmeric rhizomes that has been standardized to contain at least 95% total curcuminoids.

The key distinction:

  • Turmeric powder: Contains 2-7% curcuminoids naturally
  • Turmeric extract 95%: Concentrated to ≥95% curcuminoids
  • This 15-40x concentration makes turmeric extract the preferred form for therapeutic applications where curcumin dosage matters.

    Understanding Curcuminoids

    "Curcuminoids" is a collective term for three closely related compounds found in turmeric:

    1. Curcumin (Diferuloylmethane)

    The primary curcuminoid. Represents 75-80% of total curcuminoids in typical extracts.

    Structure: Two ferulic acid molecules linked by a methylene group

    Properties:

  • Bright yellow-orange color
  • Fat-soluble
  • Unstable in alkaline conditions
  • Primary compound studied for health benefits
  • 2. Demethoxycurcumin (DMC)

    The second most abundant curcuminoid. Represents 15-20% of total curcuminoids.

    Structure: Similar to curcumin but with one methoxy group removed

    Properties:

  • Slightly different bioactivity profile
  • May have superior antioxidant activity in some assays
  • Often considered alongside curcumin in research
  • 3. Bisdemethoxycurcumin (BDMC)

    The least abundant curcuminoid. Represents 3-5% of total curcuminoids.

    Structure: Curcumin with both methoxy groups removed

    Properties:

  • Most stable of the three curcuminoids
  • Different pharmacokinetic profile
  • Included in total curcuminoid calculations
  • Typical Composition of 95% Extract

    A standard turmeric extract 95% curcuminoids typically contains:

    ComponentTypical RangeSpecification
    Total curcuminoids95-98%≥95%
    Curcumin70-80%Typically ≥75%
    DMC15-25%Balance
    BDMC2-5%Balance
    Volatile oils<1%Residual
    Other compounds2-5%Matrix/carrier

    Why 95%?

    The 95% standardization has become industry standard because:

  • High enough concentration for therapeutic dosing
  • Economically viable to produce at scale
  • Establishes consistent baseline for research comparison
  • Regulatory familiarity in major markets
  • Higher concentrations (98%+) exist but are more expensive and may not offer proportional benefits.

    Production Methods

    Solvent Extraction

    The most common method. Turmeric is extracted using food-grade solvents.

    Process:

  • Dried turmeric is ground to appropriate particle size
  • Extracted with solvent (ethanol, acetone, or ethyl acetate)
  • Solvent removed by evaporation
  • Crude oleoresin purified through crystallization
  • Product dried and standardized
  • Advantages:

  • Efficient extraction
  • High yields
  • Scalable production
  • Well-established process
  • Considerations:

  • Residual solvent limits must be met
  • Environmental handling of solvents required
  • Some consumers prefer solvent-free options
  • Supercritical CO2 Extraction

    Premium extraction method using carbon dioxide.

    Process:

  • CO2 pressurized to supercritical state
  • Passes through turmeric material
  • Extracts curcuminoids and oils
  • Pressure reduced, CO2 returns to gas
  • Extract collected, further purified
  • Advantages:

  • No residual solvents
  • "Green" extraction method
  • Preserves volatile compounds
  • Clean label appeal
  • Considerations:

  • Higher equipment cost
  • Lower throughput than solvent
  • May require additional purification for 95%+
  • Hybrid Methods

    Some manufacturers use combinations:

  • Initial CO2 extraction for oleoresin
  • Solvent purification for curcuminoid concentration
  • Final crystallization for 95%+ purity
  • Specifications and Testing

    Standard Specifications

    ParameterTypical SpecificationTest Method
    Total curcuminoids≥95%HPLC
    Curcumin (specifically)≥75%HPLC
    Moisture≤5%Karl Fischer/LOD
    Ash≤5%Gravimetric
    Heavy metals (total)≤20 ppmICP-MS
    Lead≤1 ppmICP-MS
    Arsenic≤1 ppmICP-MS
    Cadmium≤0.5 ppmICP-MS
    Mercury≤0.1 ppmICP-MS
    Residual solventsPer ICH Q3CGC
    Microbial (TPC)≤1000 CFU/gUSP <61>
    Yeast & Mold≤100 CFU/gUSP <61>
    E. coliAbsent/10gUSP <62>
    SalmonellaAbsent/25gUSP <62>
    S. aureusAbsent/10gUSP <62>

    Pharmaceutical Grade vs. Food Grade

    Pharmaceutical grade typically requires:

  • USP/EP testing methods
  • Lower heavy metal limits
  • Complete residual solvent profile
  • GMP manufacturing documentation
  • Stability data
  • Food grade typically requires:

  • Standard testing methods
  • Regulatory compliance (FSSAI, FDA, etc.)
  • Basic safety parameters
  • May have higher limits on some contaminants
  • Key Tests Explained

    HPLC (High-Performance Liquid Chromatography):

    The gold standard for curcuminoid quantification. Separates and measures individual curcuminoids (curcumin, DMC, BDMC) precisely.

    ICP-MS (Inductively Coupled Plasma Mass Spectrometry):

    Highly sensitive method for heavy metal detection. Essential for ensuring safety, especially for lead.

    Residual Solvents:

    If solvent extraction is used, limits apply:

  • Ethanol: ≤5000 ppm (Class 3 solvent)
  • Acetone: ≤5000 ppm (Class 3 solvent)
  • Ethyl acetate: ≤5000 ppm (Class 3 solvent)
  • Applications by Industry

    Dietary Supplements

    The largest market for turmeric extract 95%.

    Common formats:

  • Capsules (500-1000mg extract per capsule)
  • Softgels (with enhanced bioavailability)
  • Tablets
  • Powders for custom formulation
  • Typical dosing:

  • Standard dose: 500-2000mg curcuminoids/day
  • Enhanced bioavailability forms: 100-500mg/day
  • Formulation considerations:

  • Particle size for capsule flow
  • Compatibility with excipients
  • Stability in final product
  • Bioavailability enhancement
  • Common combinations:

  • Curcumin + piperine (bioavailability enhancer)
  • Curcumin + phospholipids (Phytosome formulations)
  • Curcumin + omega-3s
  • Curcumin + boswellia (joint health)
  • Functional Foods

    Growing market for curcumin in food applications.

    Applications:

  • Beverages (golden milk products)
  • Bars and snacks
  • Dairy products
  • Bakery items
  • Confectionery
  • Challenges:

  • Color intensity at low doses
  • Stability in water-based products
  • Taste at higher concentrations
  • Label claims vs. functional doses
  • Solutions:

  • Water-dispersible curcumin forms
  • Microencapsulation
  • Natural taste masking
  • Focus on color/marketing vs. therapeutic claims
  • Pharmaceuticals

    Investigational and approved drug applications.

    Current status:

  • Multiple clinical trials ongoing
  • Some approved products in specific markets
  • Generally used as adjunct therapy
  • Requirements:

  • Pharmaceutical-grade specifications
  • Full DMF (Drug Master File) documentation
  • Stability studies per ICH guidelines
  • GMP manufacturing
  • Applications under investigation:

  • Inflammatory conditions
  • Oncology (adjunct)
  • Neurological conditions
  • Metabolic disorders
  • Cosmetics

    Growing interest in curcumin for skincare.

    Applications:

  • Anti-aging serums
  • Brightening products
  • Anti-acne formulations
  • Wound healing products
  • Considerations:

  • Staining potential (yellow color)
  • Solubility challenges
  • Stability in formulation
  • Penetration enhancement
  • Forms used:

  • Standard extract (oil-based products)
  • Water-dispersible forms
  • Tetrahydrocurcumin (colorless derivative)
  • Animal Nutrition

    Emerging market for pet and livestock supplements.

    Applications:

  • Joint supplements for pets
  • Anti-inflammatory support
  • Digestive health
  • Considerations:

  • Species-specific dosing
  • Palatability
  • Regulatory requirements vary by market
  • Cost sensitivity in livestock
  • Bioavailability: The Key Challenge

    Native curcumin has notoriously poor bioavailability:

  • Low absorption from GI tract
  • Rapid metabolism in liver
  • Quick elimination from body
  • Plasma levels peak and decline quickly
  • Why this matters:

    Studies showing health benefits often use doses that result in higher tissue concentrations than standard oral curcumin achieves.

    Bioavailability Enhancement Technologies

    Multiple approaches have been developed:

    1. Piperine (Black Pepper Extract)

  • Inhibits glucuronidation (metabolism pathway)
  • Can increase bioavailability 20x
  • Simple, low-cost addition
  • Standard approach for many products
  • 2. Phospholipid Complexes (Phytosomes)

  • Curcumin bound to phosphatidylcholine
  • Improved absorption
  • Proprietary formulations (Meriva, etc.)
  • Higher cost than standard extract
  • 3. Nano/Micro Emulsions

  • Very small particle sizes
  • Improved solubility and absorption
  • Various proprietary approaches
  • Water-dispersible options
  • 4. Solid Lipid Nanoparticles

  • Curcumin in lipid matrix
  • Sustained release possible
  • Research-stage technologies
  • 5. Cyclodextrin Complexes

  • Molecular encapsulation
  • Improved water solubility
  • Used in some commercial products
  • 6. Adjuvant Combinations

  • Turmeric oils with curcumin
  • Essential oil components may enhance absorption
  • "Full spectrum" approaches
  • Bioavailability Comparison (Approximate)

    TechnologyRelative BioavailabilityNotes
    Standard extract + piperine20x baselineMost common
    Phospholipid complex29x baselineMeriva studies
    Nano-emulsionVariable (7-185x)Depends on formulation
    Self-emulsifying10-20x baselineVarious products

    Note: Bioavailability claims vary widely. Compare specific products using comparable methodologies.

    Sourcing and Quality Considerations

    Supplier Qualification

    Questions to ask:

  • "What's your manufacturing process?"
  • Understand extraction method
  • Solvent type if applicable
  • Purification steps
  • "Can you provide a full COA?"
  • All parameters in specifications table
  • From accredited laboratory
  • Batch-specific, not generic
  • "What's your lead specification?"
  • Lead is critical concern
  • <1 ppm for supplements
  • <0.5 ppm for premium/California
  • "What's your residual solvent profile?"
  • If solvent-extracted
  • All Class 2/3 solvents tested
  • Within ICH limits
  • "Do you have stability data?"
  • Accelerated and real-time
  • Per ICH guidelines
  • For specific storage conditions
  • "Is the facility GMP certified?"
  • For pharmaceutical: cGMP required
  • For supplements: GMP preferred
  • Audit reports available?
  • Red Flags

  • Curcumin content claims that seem too good (>98% at commodity prices)
  • Inability to provide batch-specific COAs
  • No heavy metal testing
  • No residual solvent data (for solvent-extracted)
  • Significantly below-market pricing
  • Generic certificates without batch numbers
  • Sample Protocol

  • Request samples with full COA
  • Send to third-party lab for verification
  • Test key parameters: curcuminoids, heavy metals, microbiological
  • Compare COA claims to third-party results
  • If claims match, proceed with qualification
  • Pricing and Economics

    Current Market Range (2024)

    GradeSpecificationPrice Range (USD/kg)
    Standard food grade95% curcuminoids$150-250
    Premium food grade95%, low metals$200-300
    Pharmaceutical gradeUSP/EP compliant$300-500
    Organic certified95%, USDA/NPOP$250-400

    Note: Prices fluctuate with turmeric raw material costs, demand, and currency.

    Cost Factors

    What affects pricing:

  • Curcumin content of raw turmeric (higher = more efficient extraction)
  • Extraction technology (CO2 = premium)
  • Specification stringency (pharma > food)
  • Certifications (organic, kosher, halal add cost)
  • Volume (larger orders = better pricing)
  • Testing depth (full pharma testing = more expensive)
  • MOQ Considerations

    Typical MOQs for turmeric extract:

  • Small specialty suppliers: 25-50 kg
  • Mid-size suppliers: 100-250 kg
  • Large manufacturers: 500+ kg
  • Extract MOQs are lower (in kg) than powder because of higher value per unit.

    Stability and Storage

    Stability Factors

    Curcumin degrades with:

    Light: UV exposure causes oxidation

    Heat: >40°C accelerates degradation

    pH: Unstable above pH 7

    Oxygen: Oxidation reduces potency

    Recommended Storage

  • Temperature: 15-25°C (cool storage)
  • Humidity: <60% RH
  • Light: Protected (amber containers or opaque packaging)
  • Packaging: Airtight, nitrogen-flushed if possible
  • Shelf Life

  • Typical: 24-36 months from manufacture
  • Conditions: As labeled (usually 25°C, 60% RH, protected)
  • Retest: May extend with retest if stored properly
  • In-Formulation Stability

    Curcumin stability in finished products depends on:

  • Product pH (acidic = more stable)
  • Moisture content
  • Packaging protection
  • Other ingredients (some may accelerate degradation)
  • Always conduct stability studies on finished formulation.

    Regulatory Considerations

    United States

    Dietary supplement use: GRAS (Generally Recognized as Safe) when used appropriately

    NDI (New Dietary Ingredient): Standard curcumin extract doesn't require NDI notification if used in accordance with historical use patterns

    Structure/function claims: Allowed with proper disclaimer and substantiation

    Drug claims: NOT permitted without FDA approval

    European Union

    Novel Food status: Traditional turmeric extracts are generally not novel food. Some enhanced bioavailability forms may require novel food authorization.

    Health claims: Must comply with EFSA-authorized claims or Article 13.5 process

    Contaminant limits: EU limits apply (aflatoxins, pesticides, heavy metals)

    India

    FSSAI regulations: Turmeric extract is permitted ingredient

    Ayurvedic/traditional use: Well-established category

    Export documentation: Required for all shipments

    Other Markets

    Regulations vary significantly. Key markets with specific requirements:

  • Australia (TGA)
  • Canada (NHP)
  • Japan (Foods with Function Claims)
  • China (health food registration)
  • Formulation Guidelines

    For Capsules

    Recommendations:

  • Particle size: 40-100 mesh for good flow
  • Excipients: Microcrystalline cellulose, silicon dioxide (flow aid)
  • Fill weight: 500-700mg per capsule typical
  • Capsule: Vegetarian (HPMC) or gelatin
  • Common formulation:

  • Turmeric extract 95%: 500mg
  • Piperine extract 95%: 5mg (for bioavailability)
  • Flow aids: 20-50mg
  • Total fill: ~550mg
  • For Softgels

    Recommendations:

  • Dissolve/disperse in oil (MCT, olive, etc.)
  • Consider surfactants for dispersion
  • Enhanced bioavailability potential
  • Protect from light (opaque shell)
  • For Tablets

    Recommendations:

  • May require granulation for compression
  • Direct compression difficult (poor flow)
  • Consider coated tablets (stability)
  • Enteric coating possible for GI protection
  • For Beverages

    Recommendations:

  • Use water-dispersible forms
  • pH stability important (acidic preferred)
  • Color will vary with concentration
  • Taste masking may be needed
  • Our Extract Offering

    At JJ Spices, we supply turmeric extract 95%:

    Specifications:

  • Total curcuminoids: ≥95% (HPLC)
  • Curcumin: ≥75%
  • Lead: <0.5 ppm
  • Heavy metals: Below pharmacopeial limits
  • Residual solvents: Per ICH Q3C
  • Microbial: Per USP standards
  • Certifications available:

  • FSSAI licensed
  • ISO certified manufacturing
  • Organic option (NPOP)
  • Kosher/Halal on request
  • MOQ: 25 kg (negotiable for initial orders)

    Documentation provided:

  • Batch-specific COA
  • MSDS
  • Specification sheet
  • Stability data summary
  • Manufacturing process overview
  • Conclusion

    Turmeric extract 95% curcuminoids is a well-established, versatile ingredient with applications across supplements, foods, pharmaceuticals, and cosmetics.

    Key takeaways:

  • Understand the specifications — 95% total curcuminoids is standard; verify curcumin content specifically
  • Heavy metals matter — Lead testing is critical, especially for California/Prop 65
  • Bioavailability is real — Consider enhancement technologies for therapeutic applications
  • Supplier qualification is essential — Third-party verify claims before committing
  • Stability requires attention — Protect from light, heat, and moisture
  • Regulatory landscape varies — Ensure compliance for your target markets
  • Whether you're formulating supplements, functional foods, or cosmetics, turmeric extract 95% offers concentrated curcumin benefits in a standardized, well-characterized form.

    Need turmeric extract for your application? Contact us at +91 94921 56789 or [email protected]. We can provide samples, specifications, and technical support for your formulation needs.

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