Pterostilbene Powder

Pterostilbene Powder Supplier:

Guanjie Biotech has specialized in high-quality pterostilbene powder production and trading for 20 years. Pterostilbene bulk powder is white in color and fine texture. It is available at a purity of 98%. We conduct high-performance liquid chromatography (HPLC) testing for quality control purposes, ensuring that each batch of powder meets the required standards.  We have a professional research team and workshop operators. Please trust us, we can provide you with satisfactory products and services.

Why Choose Guanjie?

● Our quality assurance guarantee ensures that all Pterostilbene powder products conform to the Certificate of Analysis provided by us. In the unlikely event that they do not, we offer a full refund or exchange.

● We pass several certifications, which include ISO 9001-22000, SC, KOSHER, and HALAL. 

● We provide samples for approval and have strict quality control measures in place, including FQC, IQC, IPQC and OQC.

● Our warehouse is located in NJ, USA.

● At our company, we have an independent research and development center. Our research team consists of 10 experts.

 

Product Introduction:

Pterostilbene bulk powder is a dietary supplement that contains a naturally occurring compound found in blueberries, grapes, and other plants. This compound is believed to have antioxidant and anti-inflammatory properties, and may help support cardiovascular health, cognitive function, and healthy aging. It used as a dietary supplement. 

 

COA

Item	Specification	Result	Method
Basic Product Information
Country of Origin	China	Conform	/
Marker Compounds
Trans-Pterostilbene	>99.0%	99.66%	HPLC
Organoleptic Data
Appearance	Off-white fine powder	Conform
Taste	Characteristic	Conform
Physical Characteristics
Identification	Positive	Comform	IR, NMR
Particle Size (80 mesh)	NLT98% through 80Mesh	Conform	80Mesh Screen
Melting point	89.0℃-92.0℃	90.2℃	GB21781-2008T
Loss on Drying	<1.0%	0.65%	GB/T 14769-1993
Ash Content	<0.5%	0.22%	AOAC 942.05, 18th
Solubility	Soluble in ethanol, acetone, aether etc.; insoluble in water.	Conform	Visual
Solvent Residue	Eur.Pharm.	Conform	GJ-QCS-1007
Heavy Metals
Total Heavy Metals	<10 ppm	Conform	USP <231>, method II
Arsenic(As)	<2.0 ppm	Conform	AOAC 986.15, 18th
Lead(Pb)	<2.0 ppm	Conform	AOAC 986.15, 18th
Cadmium(Cd)	<0.5 ppm	Conform	AOAC 986.15, 18th
Mercury(Hg)	<0.5 ppm	Conform	AOAC 971.21, 18th
Pesticide Residue
666	<0.2ppm	Conform	GB/T5009.19-1996
DDT	<0.2ppm	Conform	GB/T5009.19-1996
Microbiology
Total Plate Count	<1,000cfu/g	Conform	AOAC 990.12, 18th
Total Yeast & Mold	<100cfu/g	Conform	FDA (BAM) Chapter 18, 8th Ed.
E. Coli	Negative	Negative	AOAC 997.11, 18th
Salmonella	Negative	Negative	FDA (BAM) Chapter 5, 8th Ed.

 

Molecular Structure:

Pterostilbene powder is a natural dietary supplement that belongs to the stilbene family, which is also found in resveratrol. The molecular structure of pterostilbene consists of two phenyl rings connected by a double bond with a methoxy group attached to one of the rings. Its systematic name is 3,5-dimethoxy-4'-hydroxystilbene.

HPLC Testing Process:

● Sample preparation: 

Pterostilbene powder sample is collected and prepared for HPLC testing. The sample should be free from any contaminants and should be dissolved in an appropriate solvent.

 

● Mobile phase preparation: 

The mobile phase is prepared by mixing a suitable combination of solvents that will be used to elute the Pterostilbene powder compound from the column.

 

● Column selection: 

A suitable analytical column is chosen, which can efficiently separate the trans-pterostilbene bulk powder compound from other components of the sample.

 

● Chromatographic conditions: 

The HPLC instrument is set to the appropriate chromatographic conditions, including the flow rate, injection volume, and detection wavelength.

 

● Calibration: 

The instrument is calibrated using standard solutions of known concentrations to ensure accurate detection and quantification.

 

● Injection: 

The prepared Pterostilbene powder sample is injected into the HPLC system, and the compound is eluted from the column under the chromatographic conditions.

 

● Detection: 

The compound is detected using a suitable detector, such as a UV or fluorescence detector, and the chromatogram is recorded.

 

● Quantification: 

The amount in the Pterostilbene powder sample is quantified by comparing the peak area or height of the Pterostilbene peak in the chromatogram to the calibration curve obtained using the standard solutions. 

 

● Report: 

Finally, the results are analyzed, and a report is prepared, which includes the Pterostilbene powder content of the sample and any relevant information about the testing process.

 

Food Grade Application:

Pterostilbene powder is a high-value functional ingredient recognized for its potent antioxidant properties, structural similarity to resveratrol, and enhanced bioavailability. As a food-grade ingredient, it is widely applied across various segments of the food and beverage industry to boost the nutritional profile of consumer products while supporting health and wellness. Below are the key areas where pterostilbene powder finds significant use:

●Nutritional Supplements
One of the most common applications of pterostilbene powder is in the formulation of dietary supplements. It is often found in capsules, tablets, and powder blends, either as a standalone ingredient or in combination with other antioxidants, vitamins, and botanical extracts. Due to its potential benefits in promoting cellular health, cognitive support, cardiovascular protection, and anti-aging, pterostilbene is highly sought after in the nutraceutical sector. Its superior stability and absorption compared to resveratrol make it an ideal choice for long-term supplementation.

●Beverages
Pterostilbene powder is increasingly being formulated into health beverages, including energy drinks, functional waters, herbal teas, and sports nutrition drinks. In these applications, it serves both as an antioxidant and a value-added ingredient that appeals to health-conscious consumers. Manufacturers appreciate its low dosage requirement and compatibility with liquid systems. By incorporating pterostilbene, beverage producers can enhance the perceived health benefits of their products while keeping the taste profile intact.

●Snacks
As the demand for functional snacks continues to rise, pterostilbene powder offers a strategic solution for fortifying products like protein bars, granola bars, trail mixes, and breakfast cereals. It provides a convenient way to add antioxidant support to on-the-go nutrition. When used in snacks, pterostilbene contributes to the product's health appeal, aligning with consumer trends focused on longevity, immune support, and overall wellness. Its inclusion helps brands differentiate themselves in the competitive health snack market.

●Baked Goods
Pterostilbene is also being introduced into baked products such as muffins, cookies, breads, and cakes. It can withstand the heat of baking processes better than some other polyphenols, maintaining its efficacy to a reasonable extent. In addition to enhancing the antioxidant capacity of the final product, it offers an innovative approach to transforming conventional baked goods into functional foods. This is especially relevant in today's market, where consumers are increasingly looking for indulgent foods that still provide health benefits.

 

 

Factory&Team：

 

Certification

 

Package & Shipment

Hot Tags: pterostilbene powder, China pterostilbene powder manufacturers, suppliers, factory, Natural Beta Carotene Powder, Sodium Copper Chlorophyllin Powder, Citrus Aurantium Extract Powder, Garlic Extract Powder, pure bulk fisetin, buy flaxseed powder