B12-Fortified Foods: How to Choose Nutritional Yeast and Fortified Plant Milk

Common B12-Fortified Foods

• Nutritional yeast: Some fortified brands provide anywhere from 1 to 8 micrograms of B12 per serving (about 2 grams) — check the package label for the exact amount
• Fortified soy or oat milk: Usually fortified with around 0.6 to 1 microgram per 240 ml
• Fortified breakfast cereals: Some products provide 1 to 2 micrograms per serving
• Meat substitutes and meal replacements: Some brands add extra fortification — check the ingredient list and nutrition label

Check the Nutrition Label

Not every nutritional yeast or plant milk on the market is fortified with B12. Always flip the package over and check the nutrition label to confirm whether vitamin B12 is listed along with a specific amount — don't assume based on the product category alone. It's also worth noting that nutritional yeast is a deactivated yeast product, completely different from the active yeast used in baking — the two are not interchangeable.

Ways to Work It In

Try sprinkling nutritional yeast over popcorn, pasta, or salads for a cheese-like flavor while adding B12 at the same time; drinking fortified plant milk with breakfast every day is another simple, sustainable habit. Even when relying on fortified foods, it's still worth testing your blood B12 levels periodically to confirm your total intake is actually adequate — this is especially useful as a baseline check during the first few months after you start incorporating fortified foods.