Mothers-to-be should take vitamin B12 to prevent their children developing birth defects such as spina bifida, a charity has said. New research suggests that taking the supplement alongside folic acid will help prevent neural tube defects (NTDs).

Mothers-to-be should take vitamin B12 to prevent their children developing birth defects such as spina bifida, a charity has said. New research suggests that taking the supplement alongside folic acid will help prevent neural tube defects (NTDs).