Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Disfigured by Just for Men and FDA phone number

Use this product JFM Brush in Gel M-25 and you'll get a Chemical Burn the might just Scar you for Life...I did.Multiple trips to ERTerrible, oozing Puss blisters3rd Degree Burns.Permanent Scars and Depigmentation spots.Report damage caused by this product to FDA @ 800-353-3965