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Vitamin D3 Powder Bulk

1、English Name:Vitamin D3/Cholecalciferol
2、Specification:100,000IU/g,500,000IU/g,40000000IU/g
3、Appearance: White Powder
4、CAS NO.:67-97-0;8024-19-9;8050-67-7
5、Lead time: 3-7 Working Days
6、Package: 25kg/drum, 27 drums/tray
7、Main Market: European, North America, Asia etc.
8、Certification: cGMP,Kosher, Halal, BRC, Organic, ISO9001, ISO22000, etc
9、Europe Warehouse/America Warehouse

Vitamin D3 supplier and vitamin d3 manufacturer

Vitamin D3 powder bulk is a fat-soluble vitamin and a hormone precursor for calcium and phosphorus metabolism. Pure vitamin D3 powder is also known as "sunlight vitamin." Vitamin D powder is closely related to sunlight and can help us supplement our need for sunlight.

Vitamin D3 has evolved from a simple calcium absorption aid to a core immune modulator. Shaanxi Hongda supplies vitamin D3 using core "molecular-level microencapsulation" technology, ensuring that D3 particles are physically isolated in a protective matrix, providing you with industrial-grade raw material support characterized by "high stability, low loss, and compatibility with all dosage forms."

 

Advantages of vitamin D3

The best Cooperative Partner

1. Advanced Microencapsulation Technology:

Hongda utilizes fluidized bed microencapsulation technology to disperse Vitamin D3 within a starch or gelatin matrix, coated with an antioxidant protective film. Real-world testing shows that in accelerated stability tests at 40°C/75% relative humidity, our Vitamin D potency retention is over 35% higher than that of ordinary powders.

2. Exclusive CWD (Cold Water Dispersible) Specification:

Hongda offers a special CWD specification. These particles disperse instantly in cold water, forming a transparent, homogeneous, stable colloid without oil droplets or residue buildup, solving the challenge of applying Vitamin D's fat solubility in liquid formulations.

3. 100% Pure Source and Non-GMO:

We offer classic products sourced from lanolin and vegetarian options from lichen/algae sources. All products are USP/EP certified and free of synthetic preservatives BHA/BHT, helping your brand establish a Clean Label advantage.

4. Wide Range of Applications:

Vitamin D3 bulk powder is clinically used to treat children, pregnant women, postpartum women, orthopedic conditions, kidney disease, diabetes, rheumatism, and diseases related to radiotherapy and chemotherapy.

5. Customizable Packaging:

Our product packaging can be customized to meet customer needs, and personalized labeling is available.

Vitamin D3 Powder

 

Product specification

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ANALYSIS
SPECIFICATION
RESULTS
Appearance
White Powder
Complies
Odor
Characteristic
Complies
Tasted
Characteristic
Complies
Assay
99%
Complies
Sieve Analysis
100% pass 80 mesh
Complies
Loss on Drying
5% Max.
1.02%
Sulphated Ash
5% Max.
1.3%
Extract Solvent
Ethanol & Water
Complies
Heavy Metal
5ppm Max
Complies
As
2ppm Max
Complies
Residual Solvents
0.05% Max.
Negative
Microbiology
 
 
Total Plate Count
1000/g Max
Complies
Yeast & Mold
100/g Max
Complies
E.Coli
Negative
Complies
Salmonella
Negative
Complies
Conclusion
Qualified
Storage
Store in cool & dry place, do not freeze. Keep away from strong light and heat.

Vitamin d3 powder benefits

1. Promote calcium absorption
Best vitamin d3 powder helps promote the absorption of calcium, improve the body's absorption of calcium and phosphorus, and saturate the calcium and phosphorus in the plasma, thus promoting bone growth and bone calcification.
2.Benefits of vitamin d3 for kids: Prevention and resistance to rickets
Best vitamin d supplement powder can regulate calcium metabolism and enhance calcium. When children are deficient in vitamin D3, they will suffer from rickets, resulting in occipital baldness, square skull, and O- or X-shaped legs. Adults lacking vitamin D3 will develop rickets, leading to bone hyperplasia. , osteoporosis, etc., so it is necessary to supplement D3 in an appropriate amount.
3. Improve immunity
Vitamin D3 Powder Bulk can improve the quality of cells, enhance the activity of body cells, improve the ability of phagocytes and T cells, thereby improving the disease resistance of cells.
4.Bulk supplements vitamin d can maintain the normal level of citrate in the blood and prevent the loss of amino acids in the body.

Vitamin D3 benefits

 

Vitamin D recommended dose

Age(years)
RNI(recommended nutrient intake)  IU/d
0-19
400-1000
20~50
400-1000
51~69
1000-2000
70+
1000-2000

 

what are the sources of vitamin d3?

What foods are good for vitamin d3?/Best source of vitamin d3

1. Sunshine: Cholecalciferol vitamin d3 powder is a substance synthesized from cholesterol contained in human skin after being exposed to sunlight.
2. Natural food sources: fish, fish eggs, animal liver, egg yolks, butter, meat, milk, fruits, nuts, mushrooms, tuna and cod liver oil, vegetables and grains are rich in bulk powders vitamina d3.
3. Vitamin D-fortified foods: Some compound foods such as milk, orange juice, cereals, pastries, bread, biscuits, cheese, margarine, etc. also contain a certain amount of Vitamin D3 Powder Bulk.

Vitamin D3 in food

 

Vitamin D3 powder where to buy?

1.We offer comprehensive "premix compatibility" testing:

We offer more than just powders. For newly established brands, we provide a "D3 Potency Loss Table under Different Excipient Environments" to assist your R&D team in optimizing compression pressure and coating parameters.

laboratory

2.Global Compliance:

We hold full Certifications including FSSC22000, KOSHER, HALAL, and ISO22000. We are familiar with the latest international customs regulations up to 2026 and provide a complete set of compliant customs documentation.

certifications

3.Flexible Customization of Physical Properties:

Whether it's high-strength beads suitable for high-speed tableting or ultrafine powders for soft capsule filling, we can customize the physical properties.

OEM service

Product package

Storage: Store in a cool, dry, clean place away from moisture and direct sunlight.

Packing: 25kg/drum or according to demand.

Lead Time: 3-7 days.

Shelf Life: 2 years.

Remark: Customized specifications or packages are available.

Packaging

FAQs:

Q1: Will your D3 powder be deactivated under the high temperature and pressure of tableting?

A: Our bead technology has extremely strong physical compressibility, effectively withstanding the instantaneous pressure and frictional heat of the tableting machine. Hongda provides a "Potency Comparison Test Report" before and after tableting to eliminate your concerns.

Q2: How can I distinguish between your lanolin-derived D3 and vegan D3?

A: Both have the same chemical structure, but differ in raw material traceability. Vegan D3 is extracted from specific lichens and is slightly more expensive. Hongda can provide differentiated quotations based on your market positioning (Vegan or Classic).

Q3: How demanding are the storage requirements for this ingredient?

A: Although our microencapsulation technology significantly improves tolerability, we still recommend storing it in a cool, dark (<20°C), dry place. We use double-layer vacuum aluminum foil packaging with built-in nitrogen protection to ensure excellent stability for 24 months.

Q4: How do you meet the latest microbial limit standards?

A: Hongda manufactures in a Class 100,000 GMP cleanroom, performs ICP-MS heavy metal scanning and rigorous blind testing for pathogens, and every batch meets the highest FDA standards in the United States.

 

Contact us:

Vitamin D3 has evolved from a basic nutrient to a cornerstone of brand competitiveness. Choosing Shaanxi Hongda means you're not just getting high IU Vitamin D3 Powder Bulk, but also a long-term, stable partnership.Please Contact Us:duke@hongdaherb.com.

 

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