Turkey
A three ounce serving of ground turkey gives 173 kcals of energy and 1.14 mcg of vitamin B12 which is almost 49% of the daily value for vitamin B12. Ground turkey can be a great substitute for ground beef if you are looking for a low saturated fat options but still be able to boost your vitamin B12 levels. Moreover, turkey also provides tryptophan which is an essential amino acid that our bodies require to produce serotonin.