Food handlers may wear plain band ring anytime or always during work. Jewelry, such as bracelets, watches, and rings with stones, could fall into food, creating a physical hazard. Jewellery may accidentally drop into food causing a foreign matter contamination issue
"Calcium is a mineral that people need to build and maintain strong bones and teeth. It is also very important for other physical functions, such as muscle control and blood circulation."
I would advise her that she should do what she is comfortable with. If she is ready to want to move forward with her bo yfri end that's up to her. If she's not ready, the b oy frie nd should respect her decision. If he does'nt respect her decision, then he's probably not a good bo yfrie nd.