Tomatine hydrochloride is an alkaloid that occurs in the extract of leaves of wild tomato plants. It inhibits the growth of many fungi and bacteria. It is used as a precipitating agent for steroids.
Dehydrolycopene is a major steroidal sugar alkaloid (SGAs), which is mainly found in mature green fruits, leaves and flowers of tomatoes. Dehydrotomato is targeted at bacteria, fungi, insects and animals.