It easily converts to methylcobalamin in the body
Symptoms can include: - Persistent fatigue or weakness - Trouble concentrating or brain fog - Mood swings or feelings of low motivation - Tingling or numbness in hands and feet At The Rural Aesthetic Med Spa, our care team, led by board-certified Nurse Practitioner Danica Holscher, offers Vitamin B12 injections designed to reverse these symptoms safely and effectively
Treatment with RN delivered orally at 16.9 mg/kg or intranasally at 8.44 mg/kg resulted in a significant attenuation of RGC degeneration relative to untreated controls, with both administration routes exhibiting comparable protective outcomes
Nature Communications , 14 , 2692
I would not advise a hair analysis
DOI Giudice, J., & Taylor, J