You may need to take vitamin B12 for the rest of your life, especially if you have neurological symptoms
Manov A, Benge E
It all goes down to absorption
Most people (around 80%) get enough vitamin B12 in their diets if they eat red meat, poultry, fish, eggs, or dairy products (Ankar, 2021
Product Recommendations $29.00 Supports Healthy Red Blood Cells & Myelin Promotes Healthy Brain Function & Detoxification 3rd-Party Tested for Purity, Potency & Safety 90 Vegan, Non-GMO, Chewable Mint Tablets Product Recommendations $32.00 All 3 Bioactive Forms of B12 for Full-Spectrum Absorption Methylcobalamin B12, Hydroxy B12 & Adenosylcobalamin 3rd-Party Tested for Purity, Potency & Safety 90 Vegan, Non-GMO, Chewable Mint Tablets Product Recommendations $39.00 Bioactive L-Methylfolate 3 Mg & Methylated B12 Great for Bypassing MTHFR Mutations 3rd-Party Tested for Purity, Potency & Safety 90 Vegan, Non-GMO, Chewable Mint Tablets One of the most common nutrients to consider when supplementing the methylation pathway is the proper form of B12
Maar K et al