can injectable b12 be taken orally Injection vs. Oral Supplements: Which One Do You Actually Need? – ELLEMES Medical Spa Vitamin B12 shots: Uses, benefits,

These B vitamins are essential for the normal functioning of the body and are involved in a series of metabolic processes

Persistent fatigue, brain fog, low mood, weight gain, tingling in the hands or feet, frequent illness, post-COVID fatigue, or feeling generally "off" despite eating well and sleeping enough, especially if you're vegetarian, vegan, over 50, on metformin or a long-term acid reflux medication, or have a history of low B12 or pernicious anemia

NNMT transfers a methyl group from S-adenosyl-L-methionine, known as SAM, to nicotinamide

It is not supplied for human, animal, veterinary, therapeutic, nutritional, cosmetic, wellness or personal use