While you not have any history of cervical spondylosis, if your symptoms are asymmetrical (different on right and left sides) , you may have spondylosis. Specially when you have not found any appreciable relief on
vitamin and mineral supplementation.
Next Steps
maintain posture of neck while sitting and sleeping. if neck pain is not severe, controlled physiotherapy will be helpful.
Health Tips
Don't overdo exercises.
consult if symptoms become severe/don't improve