Understand What Is In Your Skincare, and What the Rules Actually Are
Cosmetic safety is easier to judge once you know how the labels work. These guides explain the regulations, the ingredient lists, and the marketing words in plain language.
Read the GuidesAbout this domain. The original Safe Cosmetics Alliance advocacy organization is no longer active, and this site is not affiliated with it or its former staff. The domain is now maintained as a consumer-education resource. Read the full story.
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When a Cosmetic Reaction Needs a Professional
Most reactions to a skincare product settle on their own. Learn the signs that mean call a clinician today, the signs that mean emergency care, and what to do in the meantime.
Read the guide →Sunscreen Safety: Mineral and Chemical Filters Compared
How mineral and chemical UV filters work, what the FDA absorption studies did and did not show, and how to pick a sunscreen you will actually wear every day.
Read the guide →What "Clean Beauty" and "Non-Toxic" Actually Mean
Clean, natural, non-toxic, and chemical-free are marketing terms with no legal definition in US cosmetics law. Here is what they signal, what they do not, and what to look at instead.
Read the guide →Common Irritants, Allergens, and How Patch Testing Works
Irritation and allergy are different problems with different timelines. Learn which cosmetic ingredients cause each, how to test a product at home, and when to ask for formal patch testing.
Read the guide →How to Read a Cosmetic Ingredient Label
Ingredient lists follow rules. Learn the order, the 1 percent line, what INCI names are, and why "fragrance" can stand in for dozens of separate substances.
Read the guide →How Cosmetics Are Regulated in the United States
What the FDA can and cannot do about cosmetics, what the 2022 MoCRA law changed, and why "FDA approved" almost never applies to a moisturizer or a mascara.
Read the guide →How We Write These Guides
Every article describes what the science and the regulations say and names the limits of that evidence. Nothing here is a diagnosis or a treatment plan. Read more about this site.