這些化妝品接觸皮膚，人體通過呼吸會進入人體，或通過水和食品進入人體，都在人體內堆積。如果消費者知道其傷害，是決不會往臉上塗抹這些毒品的。

大紀元 | 研究：加國化妝品重金屬超標
http://www.epochtimes.com/b5/11/5/17/n3259516p.htm

How safe is your makeup? - The Globe and Mail
http://www.theglobeandmail.com/life/health/new-health/health-news/how-safe-is-your-makeup/article2023975/

CTV British Columbia - Cosmetics in Canada contain heavy metals:
report - CTV News
http://www.ctvbc.ctv.ca/servlet/an/local/CTVNews/20110516/cosmetics-regulation-report-110516/20110516/?hub=BritishColumbiaHome

Campaign for Safe Cosmetics : Index
http://www.safecosmetics.org/