Review question:
the questions of this review are:
What is the effectiveness of vitamin D supplementation via buccal spray compared to oral supplements on serum 25-hydroxyvitamin D concentrations in humans?Are there any reported adverse effects of buccal spray vitamin D?
Correspondence: Lucy Pritchard, Lucy.pritchard@postgrad.plymouth.ac.uk
There is no conflict of interest in this project.
© 2019 by Lippincott williams & Wilkins, Inc.