Both methods can be effective, but if you want faster relief for knee pain , a localized injection is ideal
If you're struggling with hyperpigmentation, B12 could be an excellent solution for a brighter, more uniform complexion
It can be done from the same blood sample taken for the primary test
If an injection is not clinically appropriate, we will explain the most suitable next step
You should also contact your GP if: You are unable to attend scheduled maintenance injections, as missing doses can lead to symptom recurrence You develop new symptoms that might indicate other deficiencies or health problems You are planning pregnancy, as B12 requirements may change You experience persistent side effects such as headaches, dizziness, or gastrointestinal symptoms If you experience any side effects, talk to your doctor, pharmacist or nurse