Journal

#ingredient-safety

Evidence-based articles tagged “ingredient-safety”, with supporting research and authority sources.

Evidence & myths
What Does a "Restricted" Ingredient Actually Mean?
A "restricted" cosmetic ingredient almost never means banned — it means a concentration or pH rule, and 2,304 products in our catalog carry one, most for ordinary actives like citric acid.
August 20, 20267 min read
Evidence & myths
Why Does Health Canada Restrict MIT and MCI Preservatives?
Health Canada caps methylisothiazolinone and methylchloroisothiazolinone by concentration and product type rather than banning them — a rule built on a documented, multi-country rise in contact allergy that several independent research groups called an "epidemic."
August 20, 20267 min read
Evidence & myths
Is Mineral Oil in Skincare Toxic or Pore-Clogging?
Cosmetic-grade mineral oil (paraffinum liquidum) and the industrial mineral oil linked to occupational cancer are refined to very different standards — and the evidence that it clogs pores is thinner, and more industry-connected, than the reputation suggests.
August 20, 20267 min read