None known when properly diluted.
Safety Data Sheet:
Easy to use by adding to cleaning products to destroy germs that come into contact with household surfaces, diffusers to clean and freshen the air, or applying topically to your child in order to protect them from seasonal threats.
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Bottles are filled by volume. Some bottle sizes may not be filled to the top, but do contain the volume of oil specified.