What Is Amygdalin?Amygdalin is a naturally occurring compound found in the seeds or pits of certain fruits, including:Apples Apricots Peaches Cherries PlumsBitter almonds When apple seeds are chewed or crushed, amygdalin can break down and release hydrogen cyanide, a toxic substance.Why Are Apple Seeds Linked to Cancer Discussions?The interest comes from historical claims that amygdalin or laetrile could selectively destroy cancer cells. Some laboratory studies on isolated cells have explored possible anticancer effects, but human clinical trials have not shown reliable benefits.Organizations and medical experts generally agree that there is currently no proven evidence that apple seeds cure or prevent cancer.Is “Vitamin B17” Really a Vitamin?Despite the popular name, “vitamin B17” is not recognized as an actual vitamin by medical or nutritional authorities. The term was mainly used for marketing purposes in alternative medicine discussions about amygdalin and laetrile.Are Apple Seeds Dangerous?Swallowing a few whole apple seeds accidentally is usually not dangerous because the seed coating is difficult to digest. However, chewing large amounts of seeds may increase cyanide exposure.Potential symptoms of cyanide poisoning may include:Headache Dizziness Nausea Difficulty breathing Confusion WeaknessSevere poisoning can become life-threatening.What Does Research Say?
Apple Seeds and Cancer Claims: What Science Actually Says