Buy B12 Online | High-Purity Vitamin B12 for Research
Looking for a reliable source to buy B12 online? Vitamin B12 (Cobalamin) is an essential water-soluble vitamin that plays a critical role in DNA synthesis, red blood cell formation, and neurological function. It is widely used in nutritional, biochemical, and cellular research settings.
When you choose to buy B12 online for research purposes, you need a trusted supplier offering high-purity cobalamin, lab-tested quality, and fast, discreet shipping. Below, discover why our Vitamin B12 is a top choice for laboratories and research institutions.
What is Vitamin B12 (Cobalamin)?
Vitamin B12 is a complex organometallic compound containing a cobalt ion at its center. It exists in several forms, including:
- Cyanocobalamin – Synthetic, highly stable, most common research form.
- Methylcobalamin – Biologically active, naturally occurring form.
- Adenosylcobalamin – Active form found in mitochondrial enzymes.
- Hydroxocobalamin – Precursor form, used in specific research applications.
Our research-grade B12 is typically cyanocobalamin due to its superior stability and consistent purity for laboratory applications.
Key Research Applications
Vitamin B12 is extensively used in biochemical and nutritional research for:
- Cell Culture Studies – Supplementing growth media for optimal cell health.
- Enzyme Kinetics – Studying B12-dependent enzymes (methionine synthase, methylmalonyl-CoA mutase).
- Homocysteine Research – Investigating methylation pathways and cardiovascular markers.
- Anemia Models – Studying megaloblastic anemia and erythropoiesis.
- Neurological Research – Exploring B12’s role in myelin synthesis and nerve function.
- One-Carbon Metabolism – Analyzing folate and methionine cycles.
Why Choose Our B12?
Not all research-grade B12 products are equal. Here is what sets ours apart:
| Feature | Our Standard |
|---|---|
| Purity | >99% (HPLC verified) |
| Form | Cyanocobalmin (highly stable) |
| Appearance | Dark red crystalline powder |
| Solubility | Fully soluble in water, saline, and cell culture media |
| Storage | Room temperature (light-sensitive, keep in amber vial) |
| Documentation | COA included with every batch |
Product Specifications
| Feature | Details |
|---|---|
| Product Name | Vitamin B12 (Cyanocobalamin) |
| Chemical Formula | C63H88CoN14O14P |
| Molecular Weight | ~1355.4 g/mol |
| Purity | >99% (HPLC-MS tested) |
| CAS Number | 68-19-9 |
| Form | Dark red crystalline lyophilized powder |
| Available Sizes | 1g, 5g, 10g, 25g, 50g, 100g |
| Storage | Room temperature in dark, dry place |
| Shelf Life | 36 months when stored properly |
How to Reconstitute (Research Use Only)
- Dissolve in sterile water, saline, or cell culture media.
- Concentration range – Typically 1-10 mg/mL for stock solutions.
- Filter sterilize – Use 0.22μm filter for cell culture applications.
- Store properly – Protect from light (use amber vials or wrap in foil).
- Aliquot – Avoid repeated freeze-thaw cycles.
⚠️ For laboratory research only. Not for human consumption or therapeutic use without proper authorization.
B12 Forms Comparison
| Form | Stability | Bioactivity | Best Research Use |
|---|---|---|---|
| Cyanocobalamin | Very high | Requires conversion | General research, cell culture, stability studies |
| Methylcobalamin | Moderate (light-sensitive) | Directly active | Neurological, methylation studies |
| Adenosylcobalamin | Low (degradable) | Directly active | Mitochondrial enzyme research |
| Hydroxocobalamin | High | Requires conversion | B12 binding protein studies |
For most laboratory research applications, cyanocobalamin is recommended due to its excellent stability and consistent purity.
Frequently Asked Questions (FAQs)
Q: Is Vitamin B12 legal to buy online for research?
A. Yes. Vitamin B12 is widely available for research purposes. We sell strictly for in-vitro and laboratory research, not for human consumption.
Q: Is cyanocobalamin the same as natural B12?
A. Cyanocobalamin is a synthetic, highly stable form of B12. In the body, it is converted to active forms (methylcobalamin and adenosylcobalamin). For research, cyanocobalamin is preferred due to its stability and consistent quality.
Q: How is B12 shipped?
A. In light-protective amber vials or foil-wrapped packaging at room temperature. No special temperature control needed, but protect from light.
Q: Do you provide a Certificate of Analysis?
A. Yes. Every batch includes a COA from third-party HPLC-MS testing showing >99% purity.
Q: Can I use this B12 for cell culture?
A. Yes. Our B12 is suitable for cell culture applications. Dissolve in sterile water or media, filter sterilize (0.22μm), and use under sterile conditions.
Q: How do I store B12 powder?
A. Store at room temperature in a dark, dry place. Keep the vial tightly sealed. Protect from light. Do not refrigerate unless specified (humidity can cause degradation).
Storage & Handling Guidelines
| Do’s | Don’ts |
|---|---|
| Store in amber vials or dark place | Do not expose to direct light |
| Keep vial tightly sealed | Do not store in humid environments |
| Use sterile technique for reconstitution | Do not use if color changes (should be dark red) |
| Label with date and concentration | Do not repeatedly freeze-thaw stock solutions |
| Protect from light during use | Do not use after expiration date |
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