[135] Propionibacterium , the other commonly used bacteria, produce no exotoxins or endotoxins and are generally recognized as safe (have been granted GRAS status) by the Food and Drug Administration of the United States
Pro tip: Best used under supervision in cutting phases when hunger regulation and energy preservation are key
Injections are used when your body cannot absorb B12 well or symptoms are significant
Compared to pills or capsules, liquid B12 is absorbed faster and more efficiently by the body, so you start feeling the benefits sooner
Methionine, one of the key ingredients, assists in the breakdown of fats, helping prevent their accumulation in the liver and bloodstream
B12's star power Still, some people swear by B12 shots