Barrier, organic cosmetic solutions on Instagram: "I know you have these three things in your house! They kill germs and repel insects too. Let it sit in the dark for at least 2 weeks, and you can add more citrus for a stronger scent. I do not dilute mine, but you can dilute yours after straining. The best part is that it deters insects naturally without chemicals that harm you, your family and pets slowly over time. references: https://jms.ump.edu.pl/index.php/JMS/article/view/1156?hl=en-US#:~: