The 25-year-old 'Umbrella' hitmaker is likely to begin the program, which follows the same format as alcohol and drug rehabilitation, during her upcoming six-week break from her Diamonds World Tour at The Ranch clinic in Tennessee, reported Contactmusic.
"Rihanna is still desperately in love with Chris. It's like she's obsessed with him and, although he's told her it's over, she just can't get over him.
"After talking it through with a psychotherapist, Rihanna is now considering doing a 12-step program to get rid of her demons," a source said.