People with gastrointestinal or autoimmune conditions: Diseases like Crohn's, celiac, or pernicious anemia can block B12 absorption
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Know the Signs of Pernicious Anemia If youre considering vitamin B12 injections, its important to understand the signs of pernicious anemia, a condition that often develops slowly and can be difficult to detect in its early stages
The maximum amount of riboflavin that can be absorbed tops out at around 27 mg at a time
However, breastfeeding and pregnant women need about 2.8 mcg and 2.6 mcg, respectively
Although cyanocobalamin is more readily absorbed, much of it is excreted through the urine before it can reach the cells Cyanocobalamin vs Hydroxocobalamin In comparison to hydroxocobalamin, cyanocobalamin has a significantly worse absorption rate and storability, which is why today mostly hydroxocobalamin is used in B12 injections