Gamma cyclodextrin powder
CAS:17465-86-0
Purity: 98%
Packaging: 25kg/drum
Storage: Cool, Dry, Away From Light
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MOQ:25KG
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Product Introduction
YTBIO Supplies: Premium Gamma Cyclodextrin Powder 98%
YTBIO's Gamma cyclodextrin powder has a 98% purity and is made from starch through enzymatic conversion. It exhibits excellent inclusion properties and very high water solubility. It can be used in food, dietary supplements, and pharmaceutical excipients. Please feel free to contact us anytime for product information, samples, and the latest price quote.
What is Gamma Cyclodextrin Powder?

Gamma-cyclodextrin is a cyclodextrin widely found in natural plants such as corn and rice. It is a water-soluble dietary fiber with a unique cyclic structure and broad application prospects in drug delivery, food industry, and environmental protection.
Characteristics: It is a cyclic oligosaccharide composed of eight glucose molecules linked by γ-(1→4) glycosidic bonds. Its structure is similar to α-cyclodextrin and β-cyclodextrin, also possessing a hollow structure and cavity. The molecule has eight hydroxyl groups on the outside and contains hydrogen bonds and acidic hydroxyl groups internally. Gamma-cyclodextrin can form inclusion complexes and has excellent inclusion effects.
Compared to β-cyclodextrin, gamma-cyclodextrin has a larger cavity, thus accommodating a wider variety of guest molecules. Gamma-cyclodextrin also exhibits better water solubility. At room temperature (25°C), its solubility in water is 25.6 g/100 ml, while that of α-cyclodextrin is 12.7 g/100 ml, and that of β-cyclodextrin is only 1.88 g/100 ml. Therefore, γ-cyclodextrin has a larger hydrophobic cavity and higher water solubility. It can encapsulate larger guest molecules (such as steroidal compounds and curcumin), thereby improving solubility and stability, and thus exhibiting good bioavailability.
Product Details
|
Item |
Specification |
|
Product Name |
Gamma Cyclodextrin Powder |
|
Purity |
98% |
|
CAS No. |
17465-86-0 |
|
Molecular Formula |
C48H80O40 |
|
Appearance |
White Fine Powder |
|
Odor & Taste |
Characteristic, Slight Sweet Taste |
|
Solubility |
Soluble in Water |
|
Test Method |
HPLC |
|
Particle Size |
80 Mesh / Customized |
|
Shelf Life |
24 Months |
|
Storage Condition |
Store in a cool, dry place, protected from light |
|
Packaging |
25kg/drum or Customized |
Cyclodextrin Series Products
Why Choose YTBIO?
- YTBIO offers a standardized series of cyclodextrin products in various specifications, with a stable supply from our own factory. Contact us for a complete list.
- Products are tested and we provide COAs, specification documents, and other necessary information.
- We support multiple packaging options and shipping methods, providing a stable supply service.
- We can provide different packaging, particle sizes, and technical documentation to meet your application needs.
Product Features and Value
The large internal hydrophobic cavity allows it to form inclusion complexes with various active ingredients, improving the stability of these components, especially functional ingredients in aqueous systems. Gamma cyclodextrin powder reduces the impact of external environmental factors (temperature, light, etc.), solving problems such as insufficient water solubility and poor stability of some components. Gamma-cyclodextrin can also adsorb some irritating odors, helping to optimize the product's taste.
Factors Affecting The Solubility Of Gamma Cyclodextrin
1. Temperature: As the temperature increases, the solubility will also increase, but after exceeding a certain temperature, the solubility will decrease.
2. Pressure: Increasing pressure can increase its solubility.
3. Solvent type: Different solvents have different effects on its solubility. The solubility is better in polar solvents and poorer in non-polar solvents.
4. Solvent concentration: Increasing solvent concentration can increase its solubility.
Application Areas
Gamma-cyclodextrins have been widely used in various fields, including food, cosmetics, pharmaceuticals, pesticides, textiles, and biotechnology.
Pharmaceutical Industry
Cyclodextrins can form encapsulation compounds with drugs for:
(1) Stabilization of unstable drugs;
(2) Powdering of hygroscopic, adhesive, or liquid drugs;
(3) Solubility (enrichment) of poorly soluble or insoluble drugs, etc.
Pesticide Industry
Cyclodextrin encapsulation stabilizes certain pesticides, improving their storage life and insecticidal efficacy.

Food Industry
(1) Elimination and masking of peculiar odors;
(2) Improvement and modification of food texture;
(3) Reduction and removal of bitterness;
(4) Preservation and optimization of flavor.
Daily Chemicals
In cosmetics manufacturing, it can also be used as an emulsifier and quality improver. It also has deodorizing (e.g., halitosis) and preservative properties, and can be used in the manufacture of toothpaste and tooth powder.
Other uses
In environmental protection, Gamma cyclodextrin powder can be used as a treatment agent for oily wastewater. The aqueous solution can be used to clean oil tanks, and its waste liquid can be recycled to obtain fuel oil.
α, β, and γ-Cyclodextrins: How to Choose?
Food-grade cyclodextrins are mainly divided into α-cyclodextrin, β-cyclodextrin, and γ-cyclodextrin. Their biggest differences lie in the number of glucose units, cavity size, and water solubility.

α-Cyclodextrin: Contains 6 glucose units, has a smaller cavity, and better water solubility. It is suitable for encapsulating small molecules and is commonly used in transparent beverages, dairy products, and condiments, helping to improve flavor and reduce the absorption of some lipid components.
β-Cyclodextrin: Contains 7 glucose units. It is the most maturely used and has a relatively low cost. It possesses strong inclusion properties and is commonly used for flavor locking, debittering, oxidation prevention, and improving food stability. It is widely used in baked goods, etc.
γ-Cyclodextrin: Contains 8 glucose units. It has the largest cavity and the highest water solubility, making it suitable for encapsulating larger molecules and fat-soluble active ingredients. It can improve the stability and solubility of functional ingredients and is commonly used in functional beverages, high-end nutritional foods, and special nutritional products.
Therefore, when choosing cyclodextrin, one should consider the size of the target ingredient, water solubility requirements, and dosage form comprehensively, rather than simply comparing which is better.Furthermore, the combination of the three cyclodextrins has no toxic side effects and can accurately cover various bitter and unpleasant tastes of traditional Chinese medicine, comprehensively improving the taste of the medicine. α/β/γ cyclodextrins are all pharmaceutically compliant excipients, widely used in both traditional Chinese and Western medicine preparations, with mature technology and sufficient clinical validation.
|
Cyclodextrin Type |
Application Scope |
Limit Requirements |
|
α-Cyclodextrin |
Beverages, candies, seasonings, and other foods |
May be used in accordance with production needs; actual addition amount is typically 0.01%–0.5% (based on the final product) |
|
β-Cyclodextrin |
Baked goods, soups, soy products, canned fruits and vegetables, etc. (Prohibited in the processing of pasteurized milk and sterilized milk) |
Strict limits: Baked goods: 2.5 g/kg; Soups: 100 g/kg; Instant rice and flour products: 1.0 g/kg |
|
γ-Cyclodextrin |
Beverages, seasonings, baked goods, quick-frozen rice and flour products, etc. |
May be used in accordance with production needs; actual addition amount is typically 0.01%–0.5% (based on the final product) |
Contact Us
YTBIO is developing in an all-round way. We have our own factory, quality inspection and R&D team. We are committed to providing customers with the best quality Gamma Cyclodextrin powder and services. It is our original intention to let every consumer enjoy high-quality and healthy products. If you have any needs or questions about our products, please feel free to contact us and we will reply you as soon as possible.
Tel:86-029-86478251 / 86-029-86119593
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Email:sales@sxytorganic.com
