Your diet should include lean meats and dairy products, and leafy greens in addition to other balanced foods
Biologically active vitamin B12 compounds in foods for preventing deficiency among vegetarians and elderly subjects
Many adults dont get enough B12 through diet alone, especially if they follow a vegetarian or vegan lifestyle, have certain digestive conditions, or simply dont absorb nutrients as efficiently with age
This is particularly important if you are part of any of the groups considered to be at high risk of B12 deficiency, including alcoholics, smokers, those on diabetes drugs, adults over 65, those with gastrointestinal disorders and those who have had surgery relating to the digestive tract
doi:10.1017/S0954422424000210