Atranorin is widely used in pharmaceutical and cosmetic industries due to its biological properties. It exhibits anti-inflammatory and antimicrobial activities, making it useful in formulations for skin treatments and wound healing. Its ability to protect against UV radiation has led to inclusion in sunscreens and anti-aging creams. Additionally, atranorin shows potential in cancer research because of its cytotoxic effects on certain tumor cell lines. It is also employed in analytical chemistry as a reference compound in lichen metabolite studies.