Did you know all the great health benefits a Vitamin B12 injection can provide? It can also help you feel better in 24hrs #b12injections #vitamin #Vitaminb12 #Clinic #HurstTX Vitamin B12 is essential for healthy oral tissues. Its deficiency can affect the mouth early.., Oral effects , red,smooth,painful tongue(glossitis), recurrent mouth ulcers , burning mouth Metallic taste in your mouth: common causes Aspen Dental Vitamin B12 deficiency symptoms: Metallic taste in your mouth can mean you're lacking B12 Express.co.uk