As part of the race to combat global insecticide resistance, new research shows that the same CBD people use to treat a variety of ailments is also extremely effective at killing mosquito larvae.
The study, published in the journal <i>Insects</i>, found that hemp leaf extract—which contains the active ingredient cannabidiol, or CBD—kills mosquito larvae from two different strains of the yellow fever mosquito within 48 hours, one that was resistant to typical insecticides and another that was not.