Legal high

Legal high may refer to:

• An alternative name, often a misnomer, for a designer drug
• Legal High (novel), a 2016 novel by German author Rainer Schmidt
• "Legal High", a song on the album Alive & Amplified by The Mooney Suzuki
• Legal High (Japanese TV series), a 2012 Japanese television series
• Legal High (South Korean TV series), a 2019 South Korean television series