(13) As a result, low levels of IF can interfere with the ability to absorb vitamin B12 and lead to a deficiency
I spent three weeks reading everything I could find before making a decision
If you have trouble with nutrient absorption due to the presence of intestinal inflammation, poor gut health, or a deficiency of those intrinsic factors we mentioned, then taking an oral supplement may not be that helpful
B12 injections are generally very safe with minimal side effects
This vital nutrient is fundamental to DNA synthesis , the production of red blood cells, and the maintenance of the nervous system
Information about data access request proposals can be found at Change history 28 May 2024 In the version of the article initially published, in Fig