Customization: | Available |
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CAS No.: | 8059-24-3 |
Formula: | C8h10no5p |
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Vitamin D3, also known as cholecalciferol, is a type of vitamin D that has been proven to be the true active form of vitamin D in the body. There are at least 10 known types of vitamin D, but the most important are vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol). Cholecalciferol, also known as vitamin D3, is the most important form of vitamin D family. It mainly regulates the metabolism of calcium and phosphorus in the body. Vitamin D3 is transformed from 7-dehydrocholesterol in the skin by ultraviolet radiation.
At our Factory, we specialize in the production and distribution of a wide range of high-quality vitamin raw materials. We are committed to delivering exceptional products that meet the diverse needs of our customers in the nutritional supplement industry.
We welcome inquiries from prospective clients and are ready to provide detailed product information, pricing, and samples upon request.
Contact us today to explore how our vitamin raw materials can enhance your product offerings and contribute to the well-being of your customers.
Vitamin B series :
Vitamin B1: Thiamine Mononitrate; Thiamine Hydrochloride |
Vitamin B2: Riboflavin |
Vitamin B3: Nicotinamide; Niacin |
Vitamin B5: D-Calcium Pantothenate |
Vitamin B6: Pyridoxine Hydrochloride |
Vitamin B9: Folic Acid |
Vitamin B12: Cyanocobalamin pure; 1%; 0.1% |
Q1: Can i get some samples? |
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers. |
Q2: How to start orders or make payments? |
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union |
or Paypal or Escrow(Alibaba). |
Q3: How to confirm the Product Quality before placing orders? |
A:You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the |
samples. You can send us your product specifications and requests,we will manufacture the products according to your requests. |
Q4:What's your MOQ? |
A:Our MOQ is 1kg or 10g(Different products have different MOQs). But usually we accept less quantity such as 10g on the condition that sample charge is 100% paid. |
Q5: How about delivery leadtime? |
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included) |
Q6:Is there a discount? |
A:Different quantity has different discount. |
Q7: How do you treat quality complaint? |
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, |
we will send you free goods for replacement or refund your loss. |
Q8: How to contact us ? |
A:You can chat with us by Trademanager Online. You can choose your interested products and send inquiry to us. |