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Simulaite Stability Report

Carrier-Differentiated Curcumin Stability Analysis

Generated: March 27, 2026 at 12:31 AM

Formulaite predicts solid-state stability using quantum chemistry-informed models. Degradation pathways include radical chain autoxidation (Bolland-Gee kinetics), direct molecular oxidation, photodegradation (UV-driven isomerization), and hydrolysis.

Pathway kinetics are integrated using the Arrhenius equation to predict shelf-life across ICH steady-state conditions — accounting for packaging permeability, UV attenuation, carrier physical state, and antioxidant excipients. All formulation compositions are derived from published patent examples.

Formulation Compositions
ProductTypeCarrierAntioxidantSource
C3+BioPerineCrystallineNone (crystalline powder)NoneSabinsa Corp (C3 = 95% extract, BioPerine® = US5536506)
BCM-95CrystallineNone (crystalline + essential oil)NoneUS7736679B2 (DolCas Biotech)
MerivaASDSoy PC (phytosome) + MCC (filler)NoneEP1991244B1 (Indena SpA)
LongvidaASDStearic acid SLN + soy PCAscorbic acid (4.5%)US9192644B2 (Verdure Sciences)
CurcuWINASDHPMC + Mannitol (filler) + Lipidα-Tocopherol (2.5%) + Ascorbyl palmitate (1.9%)US20130274343A1 Example 2 (OmniActive Health)

C3+BioPerine

Ingredientw/w %Role
Curcumin76.2%active
DMC16.8%active
BDMC5.9%active
Piperine1%active

BCM-95

Ingredientw/w %Role
Ingredientw/w %Role
Curcumin86.4%active
DMC4.5%active
ar-Turmerone4.1%active

Meriva

Ingredientw/w %Role
Curcumin13.2%active
DMC3.7%active
Soy phosphatidylcholine40%carrier
MCC40%filler

Longvida

Ingredientw/w %Role
Curcumin35%active
DMC7.7%active
BDMC2.7%active
Ascorbic acid4.5%antioxidant
Stearic acid28.2%carrier
Soy phosphatidylcholine16.7%carrier

CurcuWIN

Ingredientw/w %Role
Curcumin16.6%active
DMC3.7%active
BDMC1.3%active
α-Tocopherol2.5%antioxidant
Ascorbyl palmitate1.9%antioxidant
Mannitol63.1%filler
HPMC5.7%carrier
Hydrogenated soybean oil4.7%carrier
Shelf-Life Predictions

All values are relative stability ratios vs the baseline (C3+BioPerine = unprotected crystalline curcumin extract = 1.00×). Ratios >1.0× indicate improved stability; <1.0× indicates increased degradation vulnerability. The model predicts relative rankings, not absolute shelf-life.

ICH Long-Term (25°C/60%RH)

FormulationHDPE BottleCapsule + HDPECapsule + Alu-AluHDPE+N₂Risk
C3+BioPerine1.00×1.00×1.00×1.00×Baseline
BCM-951.01×1.01×1.00×1.01×Comparable
Meriva0.22×0.94×1.52×0.20×Reduced
Longvida1.98×3.49×3.02×1.78×Enhanced
CurcuWIN2.28×>5.00×>5.00×2.06×Enhanced

ICH Intermediate (30°C/65%RH)

FormulationHDPE BottleCapsule + HDPECapsule + Alu-AluHDPE+N₂Risk
C3+BioPerine1.00×1.00×1.00×1.00×Baseline
BCM-951.02×1.01×1.01×1.01×Comparable
Meriva0.37×0.98×0.91×0.31×Reduced
Longvida2.64×2.79×2.03×2.22×Enhanced
CurcuWIN3.52×>5.00×>5.00×3.06×Enhanced

ICH Accelerated (40°C/75%RH)

FormulationHDPE BottleCapsule + HDPECapsule + Alu-AluHDPE+N₂Risk
C3+BioPerine1.00×1.00×1.00×1.00×Baseline
BCM-951.01×1.02×1.01×1.01×Comparable
Meriva0.20×0.35×0.33×0.17×At Risk
Longvida1.81×1.42×0.93×1.49×Comparable
CurcuWIN2.12×3.35×>5.00×1.78×Enhanced

Baseline: C3+BioPerine = 1.00×. Green ≥ 1.5× Amber 0.8–1.5× Orange 0.4–0.8× Red < 0.4×

Degradation Pathway Analysis

For each formulation, the engine computes how the dominant degradation pathway shifts based on packaging. Notice how removing the opaque capsule shell exposes amorphous formulations to catastrophic photodegradation, instantly changing their failure kinetics compared to crystalline solids.

C3+BioPerine

Type: Crystalline | Limiting compound: Curcumin | Dominant (Capsule): Radical Autoxidation

PathwayContrib. (No Capsule, HDPE)Contrib. (Capsule, HDPE)
Radical Autoxidation18.8%53.4%
Direct Oxidation36.6%40.1%
Photodegradation44.6%6.4%
Hydrolysis0.0%0.0%

BCM-95

Type: Crystalline | Limiting compound: Curcumin | Dominant (Capsule): Radical Autoxidation

PathwayContrib. (No Capsule, HDPE)Contrib. (Capsule, HDPE)
Radical Autoxidation19.0%54.1%
Direct Oxidation35.8%39.4%
Photodegradation45.1%6.5%
Hydrolysis0.0%0.0%

Meriva

Type: ASD | Limiting compound: Curcumin | Dominant (Capsule): Photodegradation

PathwayContrib. (No Capsule, HDPE)Contrib. (Capsule, HDPE)
Photodegradation95.8%58.2%
Radical Autoxidation3.3%38.0%
Direct Oxidation0.9%3.9%
Hydrolysis0.0%0.0%

Longvida

Type: ASD | Limiting compound: Curcumin | Dominant (Capsule): Radical Autoxidation

PathwayContrib. (No Capsule, HDPE)Contrib. (Capsule, HDPE)
Radical Autoxidation14.3%76.2%
Photodegradation85.5%23.3%
Direct Oxidation0.2%0.5%
Hydrolysis0.0%0.0%

CurcuWIN

Type: ASD | Limiting compound: Curcumin | Dominant (Capsule): Photodegradation

PathwayContrib. (No Capsule, HDPE)Contrib. (Capsule, HDPE)
Photodegradation99.6%97.4%
Direct Oxidation0.4%2.6%
Hydrolysis0.0%0.0%
Radical Autoxidation0.0%0.0%
Packaging Impact: O₂, UV, and N₂ Blanketing

Packaging controls two key environmental drivers: oxygen permeation (oxidation) and UV transmission (photodegradation). The table below shows how each packaging tier affects the internal environment at 25°C/60%RH.

PackagingO₂ (atm)UV TransmissionRH eff. (%)Key Benefit
HDPE Bottle (No Capsule)0.02932.5%31%Basic: minimal UV barrier
Capsule + HDPE0.00530.1%31%Capsule shell adds UV/O₂ barrier
Capsule + Alu-Alu0.00100.0%30%Near-hermetic: eliminates O₂ & moisture ingress
HDPE+N₂ (No Capsule)0.01412.5%31%N₂ purge: initial O₂ reduced to near zero

Nitrogen Blanketing Impact (HDPE Bottle, 25°C/60%RH)

FormulationWithout N₂With N₂Δ
C3+BioPerine1.00×1.00×+11%
FormulationWithout N₂With N₂Δ
BCM-951.01×1.01×+11%
Meriva0.22×0.20×+0%
Longvida1.98×1.78×+0%
CurcuWIN2.28×2.06×+0%
Physics Engine: Solid-State Carrier Modeling

The engine leverages fundamental thermodynamic principles to model how the physical state of the carrier matrix restricts molecular mobility and suppresses degradation:

Hancock-Shamblin Rotational Mobility: For glassy polymers, mobility scales with the temperature gap below the glass transition. The further storage temperature is below the glass transition, the stronger the geometric cage, suppressing degradation rates.

Gordon-Taylor Plasticization: The engine calculates how moisture ingress lowers the carrier's glass transition. If moisture drops it below storage temperature, the matrix melts into a rubbery state, unlocking massive mobility and catastrophic degradation.

Crystalline / Lipid Modeling: Crystalline API and solid lipids (stored below melting point) provide a rigid lattice cage.

Conversely, liquid lipids (stored above melting point) have high free-volume, removing the cage effect and increasing vulnerability to photoisomerization.

Carrier TypeExamplePhysical StateStability Effect
Glassy polymerHPMC (CurcuWIN)Rigid glass, deeply below TgStrongly restricts molecular motion, suppressing radical propagation
Crystalline lipidStearic acid (Longvida)Solid below Tm (70°C)Geometric cage limits photoisomerization, comparable to crystalline API
Liquid lipidSoy PC (Meriva)Liquid above Tm (−15°C)High molecular mobility increases photodegradation vulnerability
No carrierC3+BioPerine, BCM-95Crystalline powderCrystal lattice provides geometric cage; baseline stability reference
Formulation Recommendations

For maximum chemical stability:

Use a glassy polymer carrier (HPMC, PVP-VA) with dual antioxidant system (α-tocopherol + ascorbyl palmitate) in HPMC

capsules + HDPE bottles. This is the CurcuWIN approach. N₂ blanketing provides additional margin.

For phytosome/lipid formulations (e.g., Meriva):

Liquid lipid carriers increase photodegradation vulnerability. Mitigate with: (1) opaque Alu-Alu blister packaging for UV/O₂ barrier, (2) addition of a sacrificial antioxidant (the Meriva patent does not include one), (3) nitrogen blanketing if using bottles.

For cost-sensitive formulations:

Crystalline curcumin extract in HPMC capsules + HDPE bottles provides robust baseline stability. BCM-95 performs equivalently. No antioxidant is required for the crystalline physical form.

Disclaimer: These predictions represent relative stability rankings based on first-principles degradation kinetics. Absolute shelf-life values should be validated with ICH stability studies. Real-world stability also depends on manufacturing process controls (N₂ purging, blend uniformity, residual solvents) not modeled here.