and the Off product (30 percent deet)—offered the longest-lasting protection, followed by the Repel product (30 percent OLE), which was followed by the Sawyer product (20 percent picaridin).

Picaridin is another chemical that is effective ... These similar oils are found in sprays like Repel and Off Botanicals. The synthesized version of OLE is called PMD, which stands for para ...

OFF! Deep Woods is a popular line of repellent ... And these wipes use not only DEET, but also picaridin and lemon eucalyptus oil — the true trifecta of potent repellents.