| http://www.w3.org/ns/prov#value | - of vitamin C, one or more water-soluble forms of vitamin C and one or more alpha-hydroxy acids; nonirritating; stability in aqueous solutions; skin penetration; patchesUS2002003504621 Dec 200021 Mar 2002Lukenbach Elvin R.Suitable for use in skin care applications, which effectively deliver and/or deposit various benefit agents into and onto the skin and which are relatively non-irritatingUS200201
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