vitamin b12 injection needles intramuscular needle size Best for IM injection.... 1. 18G 2. 22G 3. 23G 4. 25G what size needle for – Vitamin B12 Injection Dosage for

When your GP said you didn't have anaemia he will have been looking for the macrocytic (large red cell) anaemia sometimes associated with B12 deficiency - didn't see any macrocytic cells, so assumed you couldn't have B12 deficency

While oral absorption is limited for B12, taking very high doses (e.g., 1000mcg or 2000mcg) can allow for a small amount of passive absorption that doesnt rely on intrinsic factor

Its primary mechanism is telomerase activation

I've started to eat seafood again (like prawns) but I'm avoiding salmon & too much beef, cause those are the b12 heavy foods

Macrocytic anemia is a kind of anemia in which the erythrocytes (red blood cells) are abnormally big, a condition called macrocytosis or macrocythemia

High-fat diet determines the composition of the murine gut microbiome independently of obesity (in Eng)