how do you know if you need a b12 injection to Inject Vitamin What Should You Know About

Whilst the quantities are minuscule and generally harmless, individuals with impaired kidney function may theoretically have reduced capacity to eliminate this cyanide with very high doses over extended periods, though this remains largely theoretical at normal supplemental doses

The diagnosis must match the documented clinical condition, not just a suspected deficiency

So, even light drinkers may experience some decrease in B12 absorption

In a very practical sense, B12 and other water-soluble vitamins are the safest and easiest nutrients to supplement because your body takes what it needs and gets rid of what it doesnt

vitamin B12-deficient patients with tobacco amblyopia due to cyanide poisoning