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
It is available in oral forms (tablets, capsules, liquid, dissolving tablets, chewable tablets) and injection
B12 / B Complex injections can be especially beneficial for vegans, vegetarians, older adults, busy professionals, athletes, and anyone with increased nutrient demands or symptoms of deficiency
For a higher daily dose, two patches can be worn
As organisms age, these cells become senescent (dormant) and less capable of repairing damage
For example, if they experience dizziness, they should avoid driving