Do not use while drinking or driving. Avoid during pregnancy. Although some varieties of Fir may cause some skin iffitation. Do no use in pregnancy and use with caution on people who are hypersensitive or allergic to perfumes, cosmetics or spicy foods. Avoid in pregnancy.
Prolonged use can damage kidneys.
Phototoxic avoid exposure to sunlight or uv rays for at least 12 hours after use. It may curb the appetite. Do not use on anyone allergic to spicy foods and use cautiously on anyone with known allergies to perfumes and cosmetics. Some cross sensitivity has been reported when there is an existing allergic reaction to balsams. Avoid during pregnancy and use with extreme caution if suffering from epilepsy.