b12 injection vs sublingual Oral vs. Intramuscular Vitamin in Vitamin B12 Deficiency • The Blood Project PDF) Comparison of sublingual vs.
Description
These injections bypass the gastrointestinal tract, making them especially beneficial for those with absorption challenges, such as individuals with pernicious anemia or post-gastrectomy patients

The amount and how often you get the shots can change based on your needs

There are no other absolute contraindications reported for hydroxocobalamin use in deficiency states, but caution is advised in individuals with conditions such as early Lebers optic neuropathy (a rare hereditary optic atrophy) due to the theoretical risk of worsening vision

Can Vitamin B12 injections help with hair and skin