Reili
Fun Fact: many places in the world has superstitions that eating apple seeds will cause a tree to grow in your stomach and expload you from the inside, while that wont happen, there is a reason for it. some fruit seeds contain cyanide, and as you might know, cyanide is a highly deadly poison. In case of apple seeds, you will need about 200 seeds for it to be fatal which translates to about 40 apples. also the seeds are highly resistant to digesting so the poison is only released while chewing the seeds. Aside from apple seeds, i know that cherry seeds also contain it. other than that will require google and im too lazy to search for it. Have fun and try not to eat those seeds cause its poison