Thaumatin sweetener

Thaumatin is a natural high-intensity sweetener (protein-based). You must verify the Sweetness Intensity, which is typically 2,000 to 3,000 times sweeter than sucrose. Ensure the Purity (Assay) is no less than 94% on a dry basis. Additionally, check the Loss on Drying (LOD), which should be under 9%, and the Ash content, which should be below 2% to ensure high solubility and stability in formulations.

As a food additive, Thaumatin must comply with JECFA (Joint FAO/WHO Expert Committee on Food Additives) specifications. For specific markets, ensure it meets EU E957 standards or US FDA GRAS (Generally Recognized as Safe) status (FEMA number 3732). It is also critical to request ISO 22000 or HACCP certifications from the manufacturer to guarantee food safety management systems are in place.

Thaumatin is highly heat-stable and pH-stable under acidic conditions (pH 2-7), making it ideal for beverages and pasteurized products. However, it may lose sweetness if exposed to extreme alkaline environments or prolonged ultra-high temperatures above 120°C. For B2B buyers, it is recommended to request stability test reports specific to your end-product's processing conditions.

Beyond its role as a zero-calorie sweetener, Thaumatin acts as a powerful flavor modifier and enhancer. It is widely used to mask bitter off-notes in pharmaceutical products or plant-based proteins. In the food industry, it provides a long-lasting sweetness profile and enhances the 'mouthfeel' of dairy and confectionery products.

The primary risk is adulteration or dilution with cheaper sweeteners like Acesulfame-K or Aspartame. Always demand a Certificate of Analysis (COA) for every batch and consider third-party laboratory testing (SGS or Eurofins) to verify the protein origin. Another risk is moisture damage during sea freight; ensure the supplier uses vacuum-sealed aluminum foil bags inside fiber drums.

Focus on Tiered Pricing based on volume, as Thaumatin is a high-value ingredient. Ask for a sample evaluation (5g-10g) before committing to a bulk order. Negotiate for favorable Incoterms, such as CIF (Cost, Insurance, and Freight) if you want the supplier to handle logistics risks, or FOB if you have a preferred freight forwarder to control costs.

Utilize Secured Payment services provided by platforms like Made-in-China.com to ensure funds are only released upon proof of shipment. For large-scale contracts, use Letter of Credit (L/C) to mitigate financial risk. Always verify the supplier's Business License and Export Permits to ensure they are a legitimate manufacturer rather than an unlicensed middleman.

Ensure the HS Code (typically 2932.99 or 3824.99) is correctly declared to avoid customs delays. Because it is a food-grade powder, customs may require a Health Certificate and a Non-GMO Declaration. For shipping to the US or Europe, ensure the packaging includes labels in the destination language that clearly state the storage conditions: store in a cool, dry place away from strong light.