Glycerin 2 July 2021 Glycerin allows the skin to retain moisture and can soften skin. However it is advised to dilute it first as it can prove to be an irritant as it can attract dust and pollution. Related Articles: Cuticle Oils: Why ‘Dead’ Nails Still Desperately Need Them!Nails Peeling Off After Gel? Here’s What You Need to KnowDo we really need all of those oils and lotions for our nails or is it just sales marketing madness?