Vitamin B12 deficiency has been linked to fatigue, tingling or loss of feeling in the extremities, irritability, memory impairment, depression, anemia, irritable bowel syndrome (IBS), constipation, poor wound healing, dry or damaged looking skin, and neurological disorders
Choose Farbe Firma for premium quality, WHO-GMP-compliant Vitamin B12 injectable products
Based on the data available in 2015, EFSA did not identify any known health risks associated with the use of dietary supplements, so no maximum dose or maximum daily intake, also known as a tolerable upper intake, was set (EFSA, 2015)
Every athlete has unique needs
it could be 1 month, 3 months, or longer-term
The lower your level, the greater your frequency of necessary injections