The Beauty and the Beast in Tandem: Glycerin and Ozone Together Tackle the Dark Spots?
By Gertrude-Emilia Costin and Gopinathan K. Menon
Ozonized glycerin is the latest addition to the armamentarium of the skin-lightening (or brightening) brigade of cosmetic actives. As its name implies, ozonized glycerin is formulated as a glycerol gel containing ozone. Regarding its stability, characterization, and activity, ozonized glycerin has been reported to have a long half-life; be safe for the skin, eyes, and oral mucosa; and to exert antibacterial and hemostatic effects.
The Use of Carrageenans in Cosmetics
by The Cosmetic Chemist Staff
Carrageenans are a family of sulfated polysaccharides extracted from red seaweed (Rhodophyceae) and are used in cosmetics for their thickening, gelling, stabilizing, and water binding properties. The extracts of red seaweed are usually chock-full of minerals and vitamins. Several studies have demonstrated the utility of carrageenans in cosmetic applications. Recent studies have demonstrated the bioactivity of seaweed extracts and their potential use as wound healing and even hair growth agents.
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