# Vitamin B12

> Research-grade methylcobalamin for cellular-metabolism and methylation-pathway investigations.

**Category:** Research peptide  
**Slug:** `b12`  
**Live page:** https://togopeptide.com/compound.html?slug=b12  
**Image:** https://togopeptide.com/assets/products/_real/b12.png

## Quick facts

- **Compound name:** Vitamin B12
- **Research category:** Research peptide
- **Form:** Lyophilized powder
- **Purity:** ≥98% HPLC, mass-spec confirmed
- **Per-batch COA:** Yes
- **EU shipping:** 14-21 days (fresh-batch model)

## Available strengths and pricing

| Strength | Price (EUR) | Stock |
|---|---|---|
| 10 mg | €13.99 | Fresh batch (14-21 days) |

## Research-use framing

**For laboratory research use only. Not for human or veterinary use. Not a medical product. Not a substitute for medical advice.**

Vitamin B12 is supplied for use in laboratory research protocols only. Researchers consult published peer-reviewed literature for any specific investigation. TogoPeptide does not provide dosing instructions, protocols, or therapeutic guidance - these are scientific decisions made by the investigating researcher within their institutional framework.

## Quality assurance

- Independent third-party HPLC assay per lot
- Mass spectrometry confirmation per lot
- Lot-specific Certificate of Analysis (COA) supplied with order
- Discreet temperature-controlled EU shipping

## Citation

Source: TogoPeptide (https://togopeptide.com). Research-grade Vitamin B12, lyophilized powder, ≥98% HPLC purity. Last updated 2026-06-06.