Eating dairy products is one of the easiest ways to get vitamin B12 other than having animal meat. Try having yogurt with your breakfast, milk as an afternoon drink, and a few slices of cheese as a snack
Another source of B12 is eggs for those who can’t have meat. One large, hard-boiled egg contains 0.6 mcg of vitamin B12. Eggs are also high in protein, another nutrient that may be lacking in some vegetarian diets.
Fortified breakfast cereal is a great choice. Fortified foods are typically easy for your body to digest, which means they have high bioavailability. This helps the body get vitamin B12 more easily.
Another food that contains vitamin B12 is nutritional yeast. This is a go-to food for many vegetarians and vegans.
Nori, also called purple laver, as a good source of vitamin B12. This algae product is commonly eaten in Asian countries. As per a study, eating 4 grams of dried Nori to meet the daily requirements for vitamin B12 intake.