N21
NutriHerb
According requirement
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Basic Information:
Vitamin B12, also known as Cobalamin, is a water-soluble vitamin that plays a crucial role in various physiological functions, including DNA synthesis, red blood cell formation, and nerve function. It is one of the essential vitamins that the body cannot produce on its own, so it must be obtained through diet or supplements.

| Name | Cyanocobalamin, Vitamin B12 |
| CAS NO. | CAS 68-19-9 |
| Appearance | Red crystal or crystalline powder |
| Grade | Food Grade |
| Shipping Time | Within a week after payment |
Function
Functions of Vitamin B12:
Red Blood Cell Formation: Vitamin B12 is crucial for the production of red blood cells in the bone marrow. A deficiency can lead to anemia (a condition characterized by low red blood cell count).
Nerve Health: B12 is involved in the synthesis of myelin, the protective covering around nerves. It helps maintain the health of nerve cells and supports proper neurological function.
DNA Synthesis: Vitamin B12 plays a key role in the synthesis of DNA, which is essential for cell division and overall growth and development.
Homocysteine Metabolism: It helps convert homocysteine, an amino acid, into methionine, which is crucial for many bodily functions. High levels of homocysteine are associated with an increased risk of cardiovascular diseases.
Our Advantages
1.Free sample
2.Owning cultivation base as 100% Natural material stable source.
3.Manufacturer direct supply, Powerful R&D team and advanced test center
4.OEM & ODM is available
Company Profile
Nanjing NutriHerb BioTech Co., Ltd. is a professional manufacturer specializing in high-quality plant extracts. We integrate R&D, production, and sales, providing reliable natural ingredients for nutrition, pharmaceutical, cosmetic, and functional food industries.
We operate GAP-standard planting bases and apply advanced technologies, including supercritical CO2 extraction, to ensure high purity and stable quality. Our factory follows GMP and ISO standards with complete quality testing to guarantee batch consistency and safety.
We also offer flexible OEM/ODM services, including capsules, tablets, softgels, granules, and private label solutions. NutriHerb is committed to delivering safe, effective, and natural ingredients, and we welcome global partners to build long-term cooperation with us.
FAQ
Q1: Can I get some samples?
A1: Yes. We usually provide 20-50g samples free of charge.
Q2: What is your MOQ?
A2: Our MOQ is flexible. Trial orders of 1-10kg are acceptable, and the standard MOQ for formal orders is 25kg.
Q3: How long is the production and delivery time?
A3: The lead time is about one week after payment is confirmed. Lead times for customized products can be discussed further.
Q4: How do you deliver the goods?
< 50kg: shipped by FedEx, DHL, or other express couriers
≥ 100kg: shipped by air
≥ 100kg: shipped by sea
We can also arrange shipping according to your preference.
Q5: What is the shelf life of your products?
A5: The shelf life is 24-36 months, as stated on the COA.
Q6: How can I pay for my order?
A6: We accept T/T in advance, L/C, D/P, or other terms upon negotiation.
Q7: How do you control product quality?
A7: Our products undergo strict quality control throughout the entire process, including inspection by the National Commodity Inspection & Testing Bureau, accredited third-party labs, our internal QA team, and certifications such as ISO, Halal, and Kosher.
Q8: Do you accept ODM or OEM services?
A8: Yes. We provide ODM and OEM services for softgels, capsules, tablets, sachets, granules, private label products, and more. Contact us to design your own branded product.

| Specifications | |
| Particle Size | 100% through 0.25mm sieve |
| Loss on drying (%) | ≤12% |
| Lead | <10.0ppm |
| Arsenic(As) | <3. 0ppm |
| Assay (HPLC) | 0.9~1.3% |
Delivery:Sea/Air Shipping & International Express
Shipping Time: 2-3 working days after payment
Package: 1-5kg/Aluminum foil bag, size: 22cm (Width)*32cm (Length)
15-25kg/Drum, size: 38cm (Diameter)*50cm (Height)
Storage: Kept away from strong light and heat.
Shelf Life: 24 months
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