Tailor the application time to your hair type: Thin Hair: Leave the cream on for 6-8 minutes. Medium Hair: Allow 8-12 minutes for the cream to work. Thick Hair: For best results, leave the cream on for 12-15 minutes. Do not exceed 15 minutes. **Please note that after testing, we have increased our wait time to 15 minutes maximum and updated our product labels accordingly. You may have a discrepancy on your bottle because of an outdated label.**