Most of the vitamins we need cannot be synthesised or made within our bodies, so we get the majority from our diet and the foods we eat, some of which are fortified in the modern era, with extra vitamins added to products
They are delivered directly into the bloodstream, resulting in quick absorption of the nutrient
Packaging is secure and timely
Vitamin B12 is an essential nutrient, and those that have that are deficient in this vitamin would need vitamin B12 injections every couple of months
B12 anaemia means you either have fewer red blood cells, or there is a lower amount than normal of haemoglobin in each of your red blood cells
Hearing loss, worsening of tinnitus, and visual changes, as well as sensations of tingling, pinpricks, and pain have all been reported in patients undergoing electrical stimulation for tinnitus