Getting Diagnosed: Tests and What to Expect History and exam Your clinician will ask: when it started, triggers (posture, exertion, sleep), exact location (which fingers), associated symptoms (neck pain, chest pressure, vision/speech trouble), and what helps or worsens it
Store aliquots at -20C and protect from direct light and oxidative conditions
If improved health and vitality is what you're after, you should also aim to get plenty of B12 through your food, incorporating health-promoting fortified foods like nutritional yeast, natural fortified cereal, and fortified plant milks into your diet (and maybe a few vegan gummy vitamins on top to help with specific issues)
How Often Should You Get B12 Shots vs IV Infusions