how to administer vitamin b12 injection Sites: All You Need Know who can administer vitamin b12

No negative effects on carbohydrate metabolism

But, how long does the B12 vitamin last

Diseases such as Crohns and celiac disease can also interfere with B12 absorption

Oral supplements are also available, but injections are more effective as they bypass the digestive system and directly enter the bloodstream

Conditions like pernicious anaemia (an autoimmune disorder where your body cant absorb B12 from food), certain stomach conditions, medications that reduce stomach acid, or even gastrointestinal surgeries (like weight loss surgery) can prevent your body from properly taking in B12, even if youre getting enough in your diet