The longer estimate (30 days) represents the outer limit
If you are titrating at 1.25mg or even 0.625mg per week, the 5 mg/mL concentration lets you measure these tiny doses accurately
Makary S, Voigt N, Maguy A, Wakili R, Nishida K, Harada M, Dobrev D, Nattel S (2011) Differential protein kinase C isoform regulation and increased constitutive activity of acetylcholine-regulated potassium channels in atrial remodeling
Breastfeeding mothers need even more 2.8 mcg per day [*]
Acquirement of vitamin B 12 into our body for cell metabolism involves dietary intake of vitamin B 12 enriched foods and the absorption of vitamin B 12 into our body for utilisation
Vegetarians, vegans or people with an unbalanced diet can also experience a vitamin B12 deficiency