Peanut and Pixie's Treats

Basil is an aromatic herb that is also known for its antioxidant, antiviral and antimicrobial properties. This herb has been known to help alleviate the effects of arthritis in dogs due to its high concentration of beta-carophyllene. This same compound makes basil useful in treating inflammatory bowel disease. Other benefits of basil for dogs include lifting the mood, decreasing stress, and reducing anxiety.

Source: https://www.petguide.com/blog/dog/top-10-spices-and-herbs-that-are-safe-for-dogs/2/