Place a tablet, troche, or liquid drop under your tongue
Causes of B12 Deficiency Although the requirements of B12 are quite small, it has a complicated absorption process in the digestive tract and, therefore, certain conditions make a B12 deficiency more common
The latter two are often elevated with B12 deficiency (MMA is especially predictive) while emerging evidence suggests that holotranscobalamin better reflects your B12 status than serum levels, says Miller, since it measures how much of the nutrient is actually being delivered to the tissues of your body
[DOI] [PubMed] [Google Scholar] 6.Gevaert B, Stalmans S, Wynendaele E, Taevernier L, Bracke N, DHondt M, De Spiegeleer B