The diet is generally high in fibre and low in cholesterol, but some nutrients are harder to get enough of - including B12. The Vegan Society said it was available in supplements or fortified foods.
If the stomach cannot produce intrinsic factor, the intestines will be unable to absorb vitamin B12. People who follow a vegan or vegetarian diet may have a higher risk of B12 deficiency.
People who eat a vegan diet have a greater risk of developing a deficiency in certain B vitamins, including vitamin B12, as these nutrients are most concentrated in animal-based foods.
they may need to organize their diet to include more B12-rich foods or take an oral supplement. For example, a person who follows a vegan diet may need to take an oral supplement to get enough B12.
A vegan diet excludes all animal products, including dairy. So it's easy to miss certain key nutrients that are crucial to health. Protein, calcium, vitamins D and B12, omega-3 fatty acids ...
For example, people who eat meat, dairy and fish usually have enough vitamin B12, needed for healthy blood and nervous systems. However, vegans can become deficient, though B12 is also present in ...