Help: 硫酸葡萄糖胺---What is this?

[rosemei]

A friend asked to buy 硫酸葡萄糖胺 for her when I get back China. But I don't know what is this. She doesn't know how to say in English. I wonder is it Mapple Syrup?

Thank you if anyone can help me for this.

 

[Emperor]

这个东西，国内也做，我朋友就干这个，还问过我能不能在这里找下家。