Malabsorption due to digestive disorders, such as Crohns disease or celiac disease, can also lead to vitamin B12 deficiency
However, for othersparticularly those with a more severe deficiency or underlying health conditionsit may take up to a week or even several weeks to experience significant changes
Yet despite its importance, B12 deficiency affects a significant portion of the population, often going undiagnosed while manifesting as fatigue, weakness, or mood changes that many dismiss as simply part of modern life
SAMe has also been found to be helpful in pain relief, depression, liver disease, and other conditions
For that reason, buy your injectable B12 in dry form and keep it that way for as long as you can
Monitor Symptoms: Keep a log of changes in your energy, mood, and overall health after each injection