Frozen vegetables, canned fish, protein powder, and dairy products are equally nutritious and more consistently available
Causes of vitamin B 12 deficiency Absorption of vitamin B 12 from food requires normal function of the stomach, pancreas, and small intestine
The deficiency was more severe than expected People with advanced B12 deficiency, especially with neurological symptoms, often feel rough at the start of treatment because the underlying problem was significant
Unlike oral supplements, these injections bypass the digestive system and deliver B12 directly into your bloodstream, making them ideal for people with absorption issues or chronic deficiency
Step 5: Allow Dissolution After adding all bacteriostatic water, gently swirl (do NOT shake) the vial until the powder completely dissolves