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Vitamins

We are a leading supplier of isotopically labelled vitamins including a wide selection of Vitamins B, D, E, K and others, and their metabolites.
Stable isotope labelled vitamins are used extensively by research and diagnostic laboratories, and are now key compounds as laboratory testing transitions from traditional to advanced techniques such as LC-MS/MS.
All products are provided with a Certificate of Analysis confirming isotopic enrichment and chemical purity to meet the highest of standards.
Our synthetic chemists have established an excellent reputation for the production of high quality, isotopically labelled Vitamins. Please use the Filter By functions below to select from our range but if you are unable to locate what you need, please contact us with your requirements, we’ll be delighted to help.

Alphabetical Alphabetical Reversed Latest Popularity
25-Hydroxyvitamin D3-[6,19,19-d3] 5 µg/ml, in Ethanol

25-Hydroxyvitamin D3-[6,19,19-d3] 5 µg/ml, in Ethanol

Code: QX187350
MW: 403.66 Formula: C27H41D3O2
3-Epi-25-Hydroxyvitamin D2-[20,21,22,26,27-13C5] 10 µg/ml, in Ethanol

3-Epi-25-Hydroxyvitamin D2-[20,21,22,26,27-13C5] 10 µg/ml, in Ethanol

Code: QX187357
MW: 417.61 Formula: C23¹³C5H44O2
3-Epi-25-Hydroxyvitamin D2-[22,26,27-13C3] 10 µg/ml, in Ethanol

3-Epi-25-Hydroxyvitamin D2-[22,26,27-13C3] 10 µg/ml, in Ethanol

Code: QX187359
MW: 415.63 Formula: C25¹³C3H44O2
3-Epi-25-Hydroxyvitamin D2-[22,26,27-13C3] 50 µg/ml, in Ethanol

3-Epi-25-Hydroxyvitamin D2-[22,26,27-13C3] 50 µg/ml, in Ethanol

Code: QX187358
MW: 415.63 Formula: C25¹³C3H44O2
3-Epi-25-Hydroxyvitamin D3-[23,24,25,26,27-13C5] 50 µg/ml, in Ethanol

3-Epi-25-Hydroxyvitamin D3-[23,24,25,26,27-13C5] 50 µg/ml, in Ethanol

Code: QX187363
MW: 405.60 Formula: C22¹³C5H44O2
5-Formyltetrahydrofolic acid-[13C5], neat

5-Formyltetrahydrofolic acid-[13C5], neat

Code: QX187367
MW: 478.41 Formula: C15¹³C5H23N7O7
3-Epi-25-Hydroxyvitamin D3-[23,24,25,26,27-13C5] 100 µg/ml, in Ethanol

3-Epi-25-Hydroxyvitamin D3-[23,24,25,26,27-13C5] 100 µg/ml, in Ethanol

Code: QX187364
MW: 405.60 Formula: C22¹³C5H44O2
5-Methyltetrahydrofolic acid-[d3], neat

5-Methyltetrahydrofolic acid-[d3], neat

Code: QX187368
MW: 462.48 Formula: C20H22D3N7O6
5-Methyltetrahydrofolic Acid-[glutamic acid-13C5], neat

5-Methyltetrahydrofolic Acid-[glutamic acid-13C5], neat

Code: QX187369
MW: 464.42 Formula: C15¹³C5H25N7O6
5-Methyltetrahydrofolic acid-[glutamic acid-13C5] Calcium Salt, neat

5-Methyltetrahydrofolic acid-[glutamic acid-13C5] Calcium Salt, neat

Code: QX187371
MW: 502.48 Formula: C15¹³C5H23CaN7O6
Biotin-[2',2',3',3'-d4], neat

Biotin-[2',2',3',3'-d4], neat

Code: QX187372
MW: 248.34 Formula: C10H12D4N2O3S
5-Methyltetrahydrofolic Acid-[glutamic acid-13C5], neat

5-Methyltetrahydrofolic Acid-[glutamic acid-13C5], neat

Code: QX187370
MW: 464.42 Formula: C15¹³C5H25N7O6