Although, rare, but it can also cause adverse effects on many organs including heart, lungs, muscles, skin and nerves too
The Benefits of Vitamin B12 Vitamin B12 (cobalamin) supports endurance performance through three mechanisms: red blood cell production (driving oxygen delivery capacity), nervous system myelin synthesis (supporting nerve conduction speed), and macronutrient metabolism (converting carbohydrate and fat into ATP)
Lincoff AM, Brown-Frandsen K, Colhoun HM, Deanfield J, Emerson SS, Esbjerg S, Hardt-Lindberg S, Hovingh GK, Kahn SE, Kushner RF, Lingvay I, Oral TK, Michelsen MM, Plutzky J, Torne CW, Ryan DH
Who Can Benefit from These Injections
It can also be obtained through supplementation, especially for those at risk of deficiency
You can learn more in our guide on how to check for a vitamin deficiency