EWG Level: 4
Zinc Sulfate is a colorless crystalline compound. In cosmetics and personal care products, Zinc Sulfate is used in the formulation of bath products, skin fresheners and cleansers and skin care products.
Funtions: Cosmetic Astringent; Cosmetic Biocide; Oral Care Agent; ANTIMICROBIAL; ANTIPLAQUE
Concerns, “Persistent or bioaccumulative and moderate to high toxicity concern in humans and Classified as a low human health priority” (Environment Canada Domestic Substance List)
“Restricted in cosmetics (recommendations or requirements) – use, concentration, or manufacturing restrictions -” (CosIng)
Ecological Concerns, “Wildlife and environmental toxicity” (European Union – Classification & Labelling)
“Designated as safe for general or specific, limited use in food” (FDA Food Additive Status)