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There is no single best form for everyone
Fortunately, there is increasing evidence that oral B12 supplements are just as good as injections for raising blood levels in most people ( Vegetarians and vegans are usually advised to take at least 10 mcg per day, or at least 2,000 mcg once per week ( However, some doctors still prefer the use of injections
This is a clear example of why injectable vitamin C should only be used under qualified medical supervision rather than for routine immune boosting. Collagen Synthesis and Wound Healing Vitamin C is an established, essential cofactor for the enzymes prolyl 4-hydroxylase and lysyl hydroxylase, which hydroxylate proline and lysine residues so that collagen can form a stable triple helix and cross-link properly
How do MIC B12 injections work
In a cervical cancer cell line (HeLa), the compound reduced cell proliferation in a concentration- and time-dependent way and lowered expression of phospho-Akt and SIRT1, two proteins tied to tumor progression, while a non-cancer reference cell line was less affected
