Apple seeds hide a dangerous secret—how much is too much?

Apple seeds contain a natural compound that can release cyanide when digested. While eating a few by accident is usually harmless, consuming large amounts may cause poisoning. Experts warn that children and those drinking unfiltered apple juice could face higher risks.

Apple seeds hold amygdalin, a substance that turns into hydrogen cyanide during digestion. An adult would need to eat over 200 whole seeds quickly to reach toxic levels. For reference, this equals the seeds from roughly 50 apples at once.

Chewing or crushing the seeds speeds up cyanide release, increasing the danger. Symptoms like stomach pain, dizziness, or vomiting may appear after eating too many. Severe cases can lead to seizures or unconsciousness, needing urgent medical help.

Children are more at risk due to their smaller size and lack of awareness. Regularly drinking pressed juice or smoothies with whole apples might also expose vulnerable individuals to unsafe amounts. Those worried about exposure can call Poison Control on 800-222-1222 for advice.

Most people can safely eat a few apple seeds without harm. But large quantities, especially if chewed, pose a real risk of cyanide poisoning. Anyone showing severe symptoms after consumption should seek immediate medical care.