Pregnancy and breastfeeding: Frankincense oil should be avoided during pregnancy and breastfeeding as it may have uterine-stimulating effects
Allergic reactions
Drug interactions: Frankincense oil may interact with certain medications, including blood thinners and immunosuppressants. If you are taking any medications, consult with your doctor before using frankincense oil.
Overuse: Overuse of frankincense oil can lead to skin irritation, headaches, and nausea. Always dilute it with a carrier oil before using it on skin, and avoid using it near the face, nose, or eyes.