Good food sources of vitamin B12 include organic meats, beef, poultry, milk, shellfish, fish, eggs, dairy products, wheat germ, soybeans, fortified cereals, orange juice, oranges, and nutritional yeast
Double check your math before injecting
The Confirmatory Antibody Tests If the initial results point to a B12 deficiency, the investigation gets more specific
Prevent this by inserting the needle at a slight angle and rotating puncture sites around the stopper surface with each use
If you already have a diagnosed deficiency under NHS care and your symptoms return before your next scheduled dose, that is a conversation to have with your GP, who can review the schedule
Skipping this step is the fastest way to introduce contamination into your solution