can b12 injections cause dizziness Symptoms if You Take Too Much Vitamin Feeling tired, dizzy, or low

Evidence reviews for risk factors and symptoms and signs for vitamin B12 deficiency: Vitamin B12 deficiency in over 16s: diagnosis and management: Evidence review B

Regular injections can provide sustained benefits

Its ideal for people with a deficiency, those who struggle to absorb B12 through food or supplements, or anyone looking for an energy boost after discussing whether its appropriate with a qualified practitioner

When NAD+ levels fall too low, your mitochondria, immune system, and other key repair systems struggle to keep up

It may be a couple of days before you notice, or it could be sooner

It plays a critical role in converting the food we eat into usable energy, repairing damaged DNA, and activating longevity-related proteins called sirtuins