evidence: Claims that vaccines contain "cancer enzymes" are unfounded, also misleads with one-sided explanation of nagalase function Nagalase has never been part of any vaccine’s ingredient list. It is also an enzyme with important biological functions for health, and is produced by normal and healthy cells as well as cancer cells. Calling it a "cancer enzyme" is misleading. [...] This article, published by Disclose.tv and shared more than 590,000 times, claims that vaccines contain "cancer enzymes". This claim has also been repeated in articles published by GlobalResearch.ca, Sustainable.media and Natural News. The "enzymes" the article refers to appears to be nagalase.