“B-17” was used as a silver bullet. That approach, an offshoot of medical science, is almost always doomed to failure. Isolating one variable, and expecting it to ameliorate all symptoms of a complex disease in a far more complex organism is foolish.
That flaw also applies to use of single drugs, which then produce side effects, requiring additional drugs, and which never really cure anything (unless, perhaps, an antibiotic killing off a specific bacterial infection).
“No one ever died from an aspirin deficiency.” - Udo Erasmus, Ph.D. Nutrition.
We are whole beings, not an assemblage of thousands of discrete substances. Wholesome, functional foods have hundreds, thousands of beneficial nutrients and compounds.
That does not mean that laetrile has no possible benefit, but that a whole-body (holistic) approach is generally necessary.
TYVM. Good caution.
“Those who would eat 2-3 almonds each day need never fear cancer.”
Edgar Cayce