There is little scientific evidence of lavender's effectiveness for most health uses.
Small studies on lavender for anxiety show mixed results.
Some preliminary results indicate that lavender oil, combined with oils from other herbs, may help with hair loss from a condition called alopecia areata.
Topical (applied to the skin) use of diluted lavender oil or use of lavender as aromatherapy is generally considered safe for most adults. However, applying lavender oil to the skin can cause irritation. There have been reports that topical use can cause breast growth in young boys.
Lavender oil may be poisonous if taken by mouth.
When lavender teas and extractextractto get, separate, or isolate a desired active ingredients are taken by mouth, they may cause headache, changes in appetite, and constipation.
Using lavender with sedativesedativean agent that induces sleep, relaxes, and reduces tension medications may increase drowsiness.
Before taking any new medications, including natural health products, speak to your physician, pharmacist, or other health care provider.
Tell your health care provider about any natural health products you may be taking.