Pseudin-2, an AMP thast could be isolated from the skin of the South American paradoxical frog Pseudis paradoxa, exert a potent growth inhibitory effect against Gram-negative bacteria.

(+)-Guaiacin has significant neuroprotective, and anti-inflammatory activities, it can inhibit cyclooxygenase (COX)-1 and COX-2.

Butyrospermol is a protolimonoid extracted from shea (Euphorbia). As a long-chain fatty acid ester first discovered from natural products, Butyrospermol has antifeedant and antitumor activities.