The hydrochloride - formerly known as the hydrochlorateC20H24N202 HCl.
The GUIDE study, in line with several previous studies, used glucosamine sulfate whereas the GAIT study used glucosamine hydrochloride (HCL ).
The " hcl NAP " is the simplest form of a mechanical to neural transduction.
Available in gloss black and grey, or tortoise and HCL bronze, this style is a bit smaller than some of the other Maui looks, and because the frames are done in a sharp cat eye, appears quite stylish as well.
Maui Jim suggests HCL bronze lenses for everyday wear in low light conditions.