cyanocobalamin
noun
cy·a·no·co·bal·a·min
ˌsī-ə-nō-kō-ˈba-lə-mən 
sī-ˌa-nō-
variants
or less commonly cyanocobalamine
ˌsī-ə-nō-kō-ˈba-lə-ˌmēn
sī-ˌa-nō-
Examples of cyanocobalamin in a Sentence
Recent Examples on the Web
There are two main forms: methylcobalamin (natural form) and cyanocobalamin (synthetic form).78
In more severe cases, your provider may recommend vitamin B12 injections: injecting the vitamin directly into the muscles to ensure the body absorbs it quickly and effectively.
—
Emmanuella Ogbonna, Health, 29 Apr. 2025
Studies suggest that a B12 (cyanocobalamin) and B9 (folate) deficiency may increase the risk of cognitive decline and depression.
—Sarah Anzlovar, Ms, Rd, Verywell Health, 10 Jan. 2025
Each pill provides 1000 mcg cyanocobalamin (the synthetic form of B12 that the body tends to absorb very well) and should be taken daily with a meal and water.
—Good Housekeeping, 28 Aug. 2023
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Emmanuella Ogbonna, Health, 29 Apr. 2025
Studies suggest that a B12 (cyanocobalamin) and B9 (folate) deficiency may increase the risk of cognitive decline and depression.
—Sarah Anzlovar, Ms, Rd, Verywell Health, 10 Jan. 2025
Each pill provides 1000 mcg cyanocobalamin (the synthetic form of B12 that the body tends to absorb very well) and should be taken daily with a meal and water.
—Good Housekeeping, 28 Aug. 2023
Cite this Entry
“Cyanocobalamin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyanocobalamin. Accessed 4 Nov. 2025.
Copy CitationMedical Definition
cyanocobalamin
noun
cy·a·no·co·bal·a·min
-kō-ˈbal-ə-mən
variants
also cyanocobalamine
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