You have higher levels of the chemicals homocysteine and methylmalonic acid and reduced DNA synthesis, leading to neurological and psychological symptoms, such as confusion, mood swings, problems walking or talking, and irritability
For example, a 2020 study gave 202 people with mild mental impairment and low or low-normal B12 levels and elevated homocysteine levels B12 replacement therapy for 3 months ( After the treatment, 84% of the participants reported significant improvements in symptoms, like poor focus, memory decline, and forgetfulness ( Glossitis is a medical term that refers to an inflamed, red, and painful tongue
This complex has been shown in experimental literature to interact with multiple signaling pathways related to tissue remodeling and gene regulation
at Baylor College of Medicine