Methylcobalamin
| Product Name | Methylcobalamin |
|---|---|
| CAS Number | 13422-55-4 |
| Appearance | Dark red crystalline powder |
| Specifications | ≥99.0% (HPLC) |
| Molecular Formula | C63H91CoN13O14P |
| Molecular Weight | 1344.38 g/mol |
| Solubility | Soluble in water, ethanol; slightly soluble in acetone |
| Loss on Drying | ≤5.0% |
| Heavy Metals | ≤10 ppm |
| Package | 1 kg/Aluminum foil bag, 25 kg/Drum |
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Synonyms: MeCbl, Methyl B12, Methylcobalaminum, Cobalamin, Co-Methylcobalamin, Vitamin B12 Methylcobalamin
Methylcobalamin has become the preferred form of vitamin B12 in advanced nutraceutical and pharmaceutical formulations, driven by its superior bioavailability and direct involvement in neurological and metabolic pathways. Unlike cyanocobalamin, which requires enzymatic conversion, methylcobalamin is a naturally occurring coenzyme form that readily crosses the blood-brain barrier and participates in methylation reactions. This has led to its widespread adoption in products targeting cognitive health, nerve regeneration, and energy metabolism.
Chemically, methylcobalamin is a cobalt-containing corrinoid with a methyl group coordinated to the central cobalt ion. It is biosynthesized by certain bacteria and is found in trace amounts in animal-derived foods, though commercial production relies on fermentation followed by chemical modification. The compound is highly sensitive to light and must be handled under controlled conditions to maintain stability.
LyvBio supplies methylcobalamin in high-purity grades, standardized to ≥99% by HPLC, ensuring consistent potency for both research and finished dosage forms. Our material is produced under strict quality control, with low residual solvents and heavy metals, making it suitable for injectables, sublingual tablets, and premium dietary supplements.
Methylcobalamin is a member of the cobalamin family, characterized by a central cobalt atom surrounded by a corrin ring. The methyl ligand distinguishes it from other B12 vitamers and is key to its role as a methyl donor in the conversion of homocysteine to methionine. This reaction is essential for DNA synthesis, red blood cell formation, and myelin maintenance.
Our product is available as a crystalline powder with a deep red color, indicative of the cobalt complex. It is typically formulated with stabilizers such as mannitol or dextran to enhance shelf life, but we also offer pure methylcobalamin for applications requiring no excipients.
| Parameter | Specification |
|---|---|
| Assay (HPLC) | ≥99.0% |
| Loss on Drying | ≤5.0% |
| Heavy Metals | ≤10 ppm |
| Microbial Limits | Total aerobic count ≤1000 CFU/g; Yeast & Mold ≤100 CFU/g; E. coli absent |
| Residual Solvents | Meets USP/EP requirements |
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