PAS article about testing B12 during treatment pernicious-anaemia-society
g = mcg = microgram = 1/1,000 of a milligram (mg) For food labels in the United States, in March of 2020, the Daily Value for B12 was lowered from the 1968 RDA of 6 g to the current RDA of 2.4 g
If you rely on B12 shots prescribed by a doctor, please dont stop treatment, even if theyre painful due to a water-based solution or intramuscular delivery
However, there have been cases of people breaking out into acne and rosacea and having heart palpitations after taking very high doses of vitamin B12, usually by injection
The vitamin has gotten some buzz in the past decade or so after celebrities including Rita Ora, Justin Timberlake, and Madonna were reported to have tried injections to boost their B12 levels