Side effects to know B12 injections are very safe
Alternative Supplements For those who cannot meet their Vitamin B12 needs through diet alone, alternative supplements may be necessary
This is why many people who titrate up to 12.5mg or 15mg switch to a 15 mg/mL or 20 mg/mL concentration
Speak to your doctor to find a suitable option
In practice, the functional tests are more expensive, and laboratories dont have the budget to do a lot of these functional tests
This can lead to B12 deficiency, which can cause many symptoms such as numbness, weakness, abnormal gait, memory loss, depression, and anemia among many others (No Stomach for Cancer, 2023)