Health Guides
In-depth guides on the chemicals and product risks that come up most in the research. Plain English, science-backed, and free to read.
PFAS: The Forever Chemicals in Your Home
PFAS have been in everyday products since the 1940s. They don't break down, in the environment or in your body. Here is what they are, where they hide, and how to reduce your exposure.
Sunscreen Safety: What the Label Does Not Tell You
Not all sunscreens are created equal. Some chemical filters are absorbed into the bloodstream, disrupt hormones, and persist in the environment. Here is how to choose one that protects without causing harm.
Plastic Packaging and Food Safety: What Leaches Into Your Food
Plastic is not inert. Chemicals from packaging migrate into food and drink, especially when heated. Here is what to watch for and how to reduce your exposure.
Endocrine Disruptors in Your Home: A Room-by-Room Guide
Endocrine-disrupting chemicals (EDCs) are found in products across every room of your home. Here is where they hide and what you can do about them.
Food Allergies: How to Read Labels and Spot Hidden Ingredients
Food allergens hide behind dozens of technical names on ingredient lists. Here is what each of the 14 major allergens looks like on a label, and what to do when you are not sure.