There is an opinion that there are fruit seeds – healthy. However, as stated in an article by the Chinese
Although many believe that eatingseeds and seeds have a healing effect, this is not at all the case. According to experts, the bones may contain useful substances, but compared to vitamins, the fiber in the pulp, their effect is insignificant. Therefore, people should not eat these parts of fruits and vegetables.
What's more, eating some seeds and seedscan lead to poisoning or even death. They can also affect the functioning of the body. For example, grape seeds in large quantities, when consumed for a long time, interfere with the absorption of protein by the body, and pomegranate seeds harm the intestines and stomach. The bones of apples, pears, peaches, apricots, plums, cherries, medlar are poisonous to humans: they contain cyanide. Eating too much of them can lead to dizziness, vomiting, or even death.
Source: Inosmi