Metallic Taste & Vitamins MetaQil Supplements and Deficiencies That Can Cause Metallic Taste in Mouth Vitamin B12 deficiency symptoms: Metallic taste in your mouth can mean you're lacking B12 Express.co.uk 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 on Mounjaro: Causes and Solutions medino What is that metallic taste in my mouth? The Wellness Corner