The time it takes for vitamin B12 (cobalamin) treatment to produce noticeable effects varies considerably depending on the severity of deficiency, the route of administration, and individual patient factors
[84] [85] Plants and algae [edit] There is some evidence that bacterial fermentation of plant foods and symbiotic relationships between algae and bacteria can provide vitamin B 12
People who have difficulty processing vitamin B12 may develop anemia
Melasma presents as brown or gray patches, usually on the cheeks, forehead, nose, and upper lip
B12 is not a cure for clinical depression or anxiety, so persistent mood symptoms should be evaluated by a provider
B12 Injections, once learned and practiced, are easy to administer and require few supplies