Test hb   and send photo.  This is since when

For full guidance, prescription and follow up take a paid instant consultation. Hope that helps. You can even video consult directly via what sapp on 9999x104x408

Could have multiple reasons . Proper history needed

Get your haemoglobin checked.

Picture plZ

Black tounge is not a manifestation of blood shortage. Most common causes are poor oral hygine Tobacco use Excessive antibiotics uses Dry mouth Excessive alcohol use Kindly share a picture of your tounge for further guidance and management. Is there any increase sensitivity to sour and spicy food or recurrent burning sensation in mouth