Zinc oxide has many uses , including protecting the skin from the sun damage, treating skin irritations, treating acneic skin and assisting with wound healing. This mineral creates a physical barrier on the skin that reflects and scatters UV rays, protecting the skin from both UVA and UVB radiation. Zinc oxide is considered to be the safest and most effective sun protection ingredients. Due to its anti-inflammatory properties it can soothe irritated skin and can also calm and clear breakouts by reducing inflammation and regulating oil production. It acts as an astringent to dry excess oil and tighten large pores. Zinc even helps heal wounds, cuts and burns by promoting epithelialization and improving healing rates.