Certain foods, such as carrots, may cause your urine to turn orange, too
Some patients feel as though they want more frequent injections, and occasionally we test levels to see if they are receiving adequate replacement, but Im not sure how strong the evidence is to support this. GPs should consider periodic vitamin B12 testing of higher-risk patients who take metformin, even if they dont display symptoms of deficiency, the UK medicines regulator said earlier this year
Strict vegetarians and vegans, or people with conditions that prevent them from absorbing nutrients from food, are the most likely people to be deficient
By bypassing the digestive system, injections deliver nutrients directly into the bloodstream resulting in higher bioavailability and faster onset
In contrast, oral vitamin B12 supplements need to pass through your stomach acid and digestive system, and their absorption can be less reliable, especially if there are absorption issues
Therefore the volume of water you add is the single most important choice in the whole process