Tag: B12 stability

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What is the pH stability of B12? An In-Depth Look at Cobalamin's Resilience

Dec 13, 2025 •

5 min read

Research indicates that cyanocobalamin, a common synthetic form, is most stable within a pH range of 4.5 to 7.0. This critical factor determines the effectiveness and shelf-life of B12 in supplements, fortified foods, and pharmaceutical products, addressing the important question: what is the pH stability of B12?

Is vitamin B12 easily destroyed? A detailed look at its stability factors

Oct 11, 2025 •

4 min read

While some vitamins are highly volatile, Vitamin B12 is known to be relatively stable in most standard cooking conditions, often retaining a significant portion of its potency. However, it is not impervious to all destructive factors, and its stability is influenced by various environmental conditions. This article investigates the true fragility of B12.