does b12 injection make you tired Vitamin B12 is required for the function and development of Feeling tired, foggy, or run-down?

Vitamin B12 deficiency can also cause other symptoms related to the brain and nerves , they include the following: Tingling or numbness in the hands or feet Trouble walking Mood changes Memory problems or trouble thinking clearly Should I see a doctor

If you have a collection of symptoms that may require further investigation it may be beneficial to seek blood tests via your GP or private route/self testing

Yes, you can give yourself Vitamin B12 shots if you know how

The finding of Ileibacterium as the most abundant cecal microbiome genus in every experimental group is relatively novel and may reflect experimental factors such as diet, housing conditions, and mouse strain

They rapidly raise blood B12 levels by bypassing the gut

Regular blood tests check if the current injection schedule keeps B12 levels right