Green tomatoes contain toxic compounds, but they are generally safe to eat in small quantities:
- Solanine: A natural poison found in all solanaceous crops, like potatoes. Solanine poisoning can cause stomach pain, diarrhea, vomiting, drowsiness, and lethargy. A lethal dose is around 0.014 ounces.
- Tomatine: Another toxic compound found in green tomatoes.
- Atropine: Another compound found in green tomatoes.