D-tagatose
Description
D-Tagatose (CAS 87-81-0), also approved as E963, is a low-calorie monosaccharide sweetener derived from lactose that delivers approximately 92% of sucrose's sweetness with a significantly reduced glycemic impact.
It functions as both a bulk sweetener and humectant across food, pharmaceutical, and personal care formulations. In reduced-calorie and diabetic-friendly food products, it replaces sucrose in confectionery and dairy.
It is particularly effective in baked goods where browning behavior and mouthfeel comparable to sugar are required. Its prebiotic activity supports its use in functional food and nutrition products targeting gut health claims.
Pharmaceutical formulators incorporate it as a low-glycemic excipient in oral dosage forms, chewable tablets, and nutraceutical preparations where sweetness and stability are both needed for the final product.
In personal care, it acts as a humectant and stabilizer in topical formulations, helping retain moisture in creams and oral care products. D-Tagatose is supplied as a white crystalline powder for industrial use.
Food-grade material conforming to FCC and E963 specifications is the standard commercial form for food and supplement applications. This ensures high purity and safety for consumer consumption.
Pharmaceutical-grade material is available for buyers requiring tighter purity thresholds aligned with nutraceutical or oral dosage form manufacturing standards. This grade meets the rigorous demands of the medical industry.
Physical Properties
| Melting Point | 134.5 °C |
| Boiling Point | 232.96°C (rough estimate) |
| Density | 1.2805 (rough estimate) |
| Appearance | white to off-white crystalline powder |
| Color | White to Off-White |
| Form | neat |
| Water Solubility | water: 50mg/mL, clear to very slightly hazy, colorless |
| Refractive Index | -5.5 ° (C=1, H2O) |
| Log P | -1.029 (est) |
Trade & Regulatory
| HS Code | 29400090 |
| Storage Class | 11 - Combustible Solids |
| WGK (Germany) | 3 |
Documentation
Other Names
D-Tagatopyranoside|D-Tagatopyranose|D-tag|D-lyxo-hexulose|D-lyxo-hex-2-ulose|tagatose|lyxo-Hexulose|D-Lyxo-Hex-2-ulo-Pyranose|E963
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