Top 9 Vitamin B12 Deficiency Symptoms? [B12 Foods vs. B12 Shots?] By rjoachim | December 4, 2022 Anaemia is where you have fewer red blood cells than normal or you have an abnormally low amount of a substance called haemoglobin in each red blood cell.General symptoms of anaemia may include:extreme tiredness (fatigue)lack of energy (lethargy)breathlessnessfeeling faintheadachespale skinnoticeable heartbeats (palpitations)hearing sounds coming from inside the body, rather than from an outside source (tinnitus)loss of appetite and weight lossIf you have anaemia caused by a vitamin B12 deficiency, you may have other symptoms, such as:a pale yellow tinge to your skina sore and red tongue (glossitis)mouth ulcerspins and needles (paraesthesia)changes in the way that you walk and move arounddisturbed visionirritabilitydepressionchanges in the way you think, feel and behavea decline in your mental abilities, such as memory, understanding and judgement (dementia) https://www.nhs.uk/conditions/vitamin-b12-or-folate-deficiency-anaemia/symptoms/ Posted in Natural & Holistic