When B12 levels are too low, the nerves can become damaged, leading to sensations like numbness, tingling, or a pins and needles feeling in the hands, feet, or legs
The NHS advises that taking up to 2mg (2000 micrograms) daily of vitamin B12 supplements is unlikely to cause harm, with no established upper limit in the UK
This method supports overall health without extreme dieting or overexertion
Due to the limited data, it should be avoided by anyone who is pregnant, breastfeeding, or undergoing active cancer treatment
Common additions in a B12 IV drip include: Vitamin C for immune support and antioxidant protection
Extra B12 is usually removed from the body within 48 hours, depending on urine volume