b12 injection uses Injections at Olympia B12 Shots: Benefits, Uses, Safety,

This product is not intended to diagnose, treat, cure, mitigate, or prevent any disease and is not intended for ingestion by humans or animals.

It acts as a coenzyme in many metabolic processes involving fats, proteins, and carbohydrates

Oral vitamin B12 avoids an injection but still needs an appropriate product, dose, schedule and follow-up

[24] Cyanocobalamin is one of the most widely manufactured vitamers in the vitamin B 12 family (the family of chemicals that function as B 12 when put into the body), because cyanocobalamin is the most air-stable of the B 12 forms, [25] and is the easiest to purify after it is produced by bacterial fermentation