Arginine Enhance Reminerlization and Tooth Protection
http://iopscience.iop.org/article/10.1088/0022-3727/49/43/435401/pdf
https://link.springer.com/article/10.1007/s40496-015-0048-9
https://www.sciencedirect.com/science/article/pii/S0300571218301672
https://www.ncbi.nlm.nih.gov/pubmed/24665637