Authorities asked for the public’s help today to find a 56-year-old missing man with schizophrenia, depression and bipolar disorder.

Diago Lytle was last seen on Jan. 7 near the intersection of South Street and Obispo Avenue in Long Beach.

Lytle is described as white, 6 feet tall, 170 pounds, with gray/brown hair, hazel eyes and a beard.

“He has not taken his medication,” the Los Angeles County Sheriff’s Department said in an advisory. “[He] has alluded to suicide in the past.”

Investigators urged anyone knowing his whereabouts to call the Sheriff’s Department’s Missing Persons Unit at 323-890-5500, or to report anonymously, call 800-222-TIPS.