Specification of UV Filter Zinc Oxide Powder 100gr
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What Is It?
Zinc Oxide (ZnO) is powdered, oxidized zinc derived from the naturally occurring mineral, zincite, and routinely used in a wide range of consumer products.
Zinc Oxide is well recognized as a key sunscreen ingredient that is effective in providing protection from UV light. It plays an important role in safeguarding public health. It is also widely used as an additive in rubbers, plastics, ceramics, lubricants, paints, ointments, adhesives, sealants, pigments, foods, first-aid tapes and other materials and products.
Why is it used in cosmetics and personal care products?
Zinc oxide is used in a wide range of cosmetics and personal care products including makeup, baby lotions, bath soaps and foot powders. It is used as a bulking agent, a colorant, a skin protectant in over-the-counter (OTC) drug products and as a sunscreen.
When used in sunscreen products, ZnO acts as a physical block to the sun's ultraviolet (UV) radiation, helping to reduce or prevent sunburn and premature aging of the skin. Preventing sunburn is an important factor in reducing skin cancer risk. Zinc oxide is the broadest spectrum UVA and UVB reflector approved for use as a sunscreen by the FDA and is allowed in concentrations up to 25%. When used as an ingredient in sunscreen, zinc oxide screens both UVA (320–400 nm) and UVB (280–320 nm) rays of ultraviolet light.
ZnO is widely used to treat a variety of skin conditions in products such as calamine cream and antiseptic ointments, and as a skin protectant ingredient in products including in concentrations up to 40% in diaper rash ointments.