Hello
Low back pain doesn't happens only due to vit D deficiency. There r many factors responsible for back pain. Most commonly its due to weak disc in ur back.
Does her pain goes down in her legs
Next Steps
should investigate and get an appropriate diagnosis..
otherwise the problem will aggrevate some day and she will have slip disc
Health Tips
can tab calcirol sachet once a week for 12 weeks for low vit D.
can consult me online so that u can advise u better.
tc