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The main causes of a vitamin B12 deficiency are as follows: Malabsorption due to poor intestinal health (inflammation, bacteria, fungal infection, parasites, disturbed intestinal flora) due to a lack of transport molecules (intrinsic factor), genetic diseases (cobalamin disease) or medications that hinder uptake
Vitamin B12 is understood to help prevent fatigue, and in doing so, help the athlete maintain energy levels and improve endurance so they can compete at the highest levels during sporting events
Further information You might be interested to check out the following webpages: What every vegan should know about vitamin B12 an Open Letter with detailed information on vitamin B12 endorsed by health professionals
It created a legitimate pathway through physicians and pharmacies, which these vendors are not
Many patients use the shot for quick, regular top-ups and book a drip when they have the time and want more