sure

实验及统计分析证明 amygdalin/Laetrile（vitamin B17的科学名称）的毒性和无效性：

Wade N (1977). "Laetrile at Sloan-Kettering: A Question of Ambiguity". Science 198 (4323):

Stock CC, Tarnowski GS, Schmid FA, Hutchison DJ, Teller MN (1978). "Antitumor tests of amygdalin in transplantable animal tumor systems". J Surg Oncol 10 (2): 81–8.

Ellison NM, Byar DP, Newell GR (September 1978). "Special report on Laetrile: the NCI Laetrile Review. Results of the National Cancer Institute's retrospective Laetrile analysis". N. Engl. J. Med. 299 (10): 549–52.

Newton GW, Schmidt ES, Lewis JP, Conn E, Lawrence R (February 1981). "Amygdalin toxicity studies in rats predict chronic cyanide poisoning in humans". West. J. Med. 134 (2): 97–103.

Newmark J, Brady RO, Grimley PM, Gal AE, Waller SG, Thistlethwaite JR (October 1981). "Amygdalin (Laetrile) and prunasin beta-glucosidases: distribution in germ-free rat and in human tumor tissue". Proc. Natl. Acad. Sci. U.S.A. 78 (10): 6513–6.

Moertel CG, Fleming TR, Rubin J (January 1982). "A clinical trial of amygdalin (Laetrile) in the treatment of human cancer". N. Engl. J. Med. 306 (4): 201–6.

O'Brien B, Quigg C, Leong T (October 2005). "Severe cyanide toxicity from 'vitamin supplements'". Eur J Emerg Med 12 (5): 257–8.

学术界的评论：

Herbert V (1979). "Laetrile: the cult of cyanide. Promoting poison for profit". Am. J. Clin. Nutr. 32 (5): 1121–58.

Lerner IJ (February 1984). "The whys of cancer quackery". Cancer 53 (3 Suppl): 815–9.

Quote: It is the "the slickest, most sophisticated, and certainly the most remunerative cancer quack promotion in medical history."

As a minor note, one man has been sentenced with jail time for promoting and selling this fake cancer cure:

http://www.medicalnewstoday.com/articles/9825.php