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Sclerotium Gum
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Selected for specification, not just ingredient name.
Specification Matters
Cosmetic grade
Documented quality
Formulator ready
FORMULATION OVERVIEW
Sclerotium Gum
JNA’s Sclerotium Gum is a cosmetic-grade, fermentation-derived polysaccharide supplied to a ≥99.0% assay specification for professional cosmetic formulation. A versatile rheology modifier, it builds viscosity and smooth gel structure while also supporting stabilisation and suspension in water-based and emulsified systems.
Its formulation value extends beyond simple thickening. Sclerotium Gum can help stabilise oil-in-water emulsions, suspend insoluble particles and improve spreadability, while contributing the smooth, silky and non-sticky sensory profile identified for this grade.
Water soluble and stable across a broad pH range, it gives formulators flexibility across serums, gels, creams, lotions, masks, sunscreens, shampoos, conditioners and makeup formulations. This makes it particularly useful where viscosity, stability and finished-product aesthetics need to be considered together rather than treating thickening as an isolated function.
Why Formulators Choose Sclerotium Gum
Multi-Functional Rheology Control
Provides thickening, gelling and suspending functionality, allowing formulators to manage viscosity, structure and particle suspension with one rheology modifier.
Broad pH Formulation Flexibility
Stable across a broad pH 3–12 range, making it useful across cosmetic formulations with differing finished-product pH requirements.
Smooth, Elegant Texture
Helps create smooth gel textures, improve spreadability and contribute a silky, non-sticky skin feel - particularly valuable where sensory elegance matters alongside viscosity.
Supports Emulsion & Suspension Stability
Helps stabilise oil-in-water emulsions and suspend insoluble particles, providing useful structural support beyond viscosity building alone.
KEY SPECIFICATIONS
FORMULATION NOTES
Processing Notes
Disperse Sclerotium Gum thoroughly into the water phase with adequate mixing to achieve uniform hydration and minimise lump formation. Allow sufficient time for the gum to fully hydrate and develop viscosity before assessing the final rheology of the formulation.
Sclerotium Gum has good thermal stability and is stable across a broad pH range of approximately 3–12, providing flexibility across different formulation processes.
Compatibility Notes
Sclerotium Gum has good compatibility with most cosmetic raw materials and can be used across aqueous systems and oil-in-water emulsions. It can provide viscosity modification, emulsion stabilisation and suspension of insoluble materials depending on the formulation system.
Compatibility and final rheology should be assessed in the complete formulation, particularly where other rheology modifiers, surfactants, electrolytes or suspended materials are present.
pH Notes
Sclerotium Gum is stable across a broad pH range of approximately 3–12. The supplied material has a specified pH of 5.5–8.0 when measured as a 0.2% aqueous solution. It is not used primarily as a pH adjuster; finished-product pH should be selected according to the requirements of the complete formulation.
Formulation Examples
Hydrating Serum or Gel
Use Sclerotium Gum to build viscosity and create a smooth gel structure in water-based serum or gel formulations. Allow complete hydration before assessing final viscosity and sensory characteristics.
Cream or Lotion
Use as a rheology modifier and stabilising aid in oil-in-water emulsions where additional structure and improved physical stability are required.
Suspension-Based Formula
Use Sclerotium Gum to help suspend suitable insoluble particles or dispersed materials and reduce settling within the finished formulation.
Shampoo or Conditioner
Incorporate where additional viscosity, structure or suspension support is required within a haircare formulation. Confirm compatibility and final rheology within the complete system.
Troubleshooting
Lumps or uneven dispersion
Ensure the powder is dispersed gradually and uniformly rather than allowing a concentrated mass of powder to contact the water at once. Provide adequate mixing and sufficient hydration time before assessing the formulation.
Lower viscosity than expected
Allow the gum to hydrate fully before making adjustments. Review the concentration used and the composition of the complete formulation, as other ingredients can influence final rheology.
Excessive viscosity or gel structure
Reduce the Sclerotium Gum level where appropriate and reassess after complete hydration. Small changes in rheology-modifier concentration can noticeably alter finished-product structure.
Particle settling or insufficient suspension
Review the viscosity and structure of the continuous phase and the amount, density and particle characteristics of the suspended material. Increasing viscosity alone does not necessarily guarantee adequate long-term suspension.
Changes after adding other ingredients
Evaluate Sclerotium Gum within the complete formulation. Surfactants, electrolytes, other polymers and formulation solids may influence the final rheological behaviour.
Texture changes during stability testing
Assess viscosity, homogeneity, suspension and emulsion stability over time rather than relying only on the formulation immediately after manufacture. Finished-product stability testing should determine whether the rheology system is suitable for the intended formulation.
SENSORY PROFILE
Formulation Impact
Builds viscosity and smooth gel structure while providing stabilising and suspending functionality. The final texture and sensory profile will depend on concentration and interaction with the complete formulation system.
QUALITY & SOURCING
JNA’s Sclerotium Gum is supplied as a cosmetic-grade, fermentation-derived material manufactured to a defined ≥99.0% assay specification. The material is controlled against additional moisture, heavy-metal and microbiological specifications, providing formulators with objective quality parameters beyond ingredient identity alone.
Quality Testing
Heavy Metals <5.0 mg/kg · Total Plate Count ≤1,000 CFU/g · Yeast & Moulds ≤100 CFU/g · E. coli Negative · Salmonella Negative
Supported Claims
JNA’s supplied grade is controlled against a defined ≥99.0% HPLC assay, together with specifications for loss on drying, heavy metals and microbiological quality. These measurable acceptance criteria provide formulators with a clearer basis for assessing incoming material consistency than ingredient identity or appearance alone.
Each supplied batch is supported by batch-specific analytical documentation, allowing actual batch results to be assessed against the established material specification. The current manufacturing documentation also states conformity with the applicable USP standard.
COMPARISON & ALTERNATIVES
A widely used polysaccharide thickener and stabiliser suitable for many aqueous cosmetic systems. Consider Xanthan Gum where robust viscosity building and suspension support are priorities and a different finished texture is acceptable.
A cellulose-derived non-ionic thickener useful for building viscosity in aqueous systems. Consider HEC where a cellulose-based rheology modifier and a different flow and sensory profile are preferred.
A synthetic polymeric rheology modifier capable of producing high-viscosity, structured gels. Consider Carbomer 940 where strong gel formation and precise viscosity control are required and the formulation is suitable for the processing and neutralisation requirements of a carbomer system.
STORAGE & HANDLING
Storage Conditions
Store Sclerotium Gum in a cool, dry place in a tightly sealed container, protected from direct sunlight, high temperatures and humid conditions. Keep the container tightly closed after use to minimise moisture absorption and contamination.
Handling Notes
Use clean, dry equipment when dispensing or transferring the powder and keep the container tightly closed when not in use. Handle in accordance with good industrial hygiene practices and use appropriate eye protection when handling the concentrated raw material.
Shelf Life / Retest Guidance
Shelf life is 24 months when stored under the recommended conditions. Refer to the expiry date shown on the product label and applicable batch documentation.
PRODUCT SAFETY
Sclerotium Gum is intended for use as a cosmetic formulation ingredient. Handle in accordance with good industrial hygiene and formulation practices. Avoid unnecessary direct contact with the concentrated raw material and follow the applicable SDS when handling.
Warnings & Precautions
For formulation use only. Not intended for direct application to skin in undiluted raw-material form. Avoid contact with eyes and prolonged or repeated contact with the concentrated material. Keep out of reach of children.
DOCUMENTATION
Batch-specific Certificate of Analysis documentation is maintained for the supplied material.
Formulator's Quick Guide
Why Formulators Choose This Ingredient
Multi-Functional Rheology Control
Provides thickening, gelling and suspending functionality, helping formulators manage viscosity and structure with one rheology modifier
Broad pH Flexibility
Performs across a broad pH range, making it useful across formulation systems with very different finished-product pH requirements.
Smooth Sensory Profile
Helps create smooth textures with good spreadability and a silky, non-sticky feel, making it particularly attractive for elegant skincare formulations.
Stability & Suspension Support
Provides structural support for oil-in-water emulsions and suspended insoluble materials, extending its usefulness beyond viscosity building alone.
Technical Documents
Batch-specific Certificate of Analysis documentation is maintained for the supplied material.
Sclerotium Gum
FORMULATOR FAQ - SCLEROTIUM GUM
Working With Sclerotium Gum
Ask a Question →What is the difference between Sclerotium Gum and Xanthan Gum?
Both can provide thickening and stabilising functionality, but they can produce different rheological and sensory characteristics. Sclerotium Gum is particularly useful where a smooth gel texture, broad pH stability and silky, non-sticky sensory profile are desired. They should not be treated as direct 1:1 substitutes.
Does Sclerotium Gum need to be neutralised?
No neutralisation requirement is specified in the manufacturing TDS. Sclerotium Gum is water soluble and is used to build viscosity and gel structure without the neutralisation step associated with some synthetic polymeric thickeners.
How should Sclerotium Gum be added to a formulation?
Disperse the powder thoroughly into the water phase with adequate mixing and allow sufficient time for hydration and viscosity development. Avoid introducing the powder as a concentrated mass, as good initial dispersion helps minimise lump formation.
Can Sclerotium Gum help suspend particles?
Yes. The manufacturing TDS specifically identifies suspending functionality, including helping suspend insoluble particles within cosmetic formulations. The effectiveness of the suspension will still depend on the complete formulation and the characteristics of the suspended material.
Can Sclerotium Gum be used in emulsions?
Yes. Sclerotium Gum can provide rheology and stabilising support in oil-in-water emulsions. It should be considered a rheology modifier and stabilising aid rather than assuming it will replace the primary emulsifier required by the formulation.
Is Sclerotium Gum suitable across different formulation pH levels?
It offers unusually broad formulation flexibility, with the manufacturing TDS stating stability across approximately pH 3–12. Finished-product pH should still be selected according to the requirements of the complete formulation and its other ingredients.
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