Guides

What we've learned reading thousands of labels, in plain language.

Cast Iron vs. Carbon Steel vs. Stainless Steel: Which Non-Toxic Pan Is Right for You?

All three are coating-free and PFAS-free. They differ in weight, upkeep, and what they cook best. An honest comparison from the team that vets cookware materials for a living.

The UV Booster Hiding in 'Mineral' Sunscreen Ingredient Lists

Butyloctyl salicylate is a UV-absorbing chemical that appears in the INACTIVE ingredients of many '100% mineral' sunscreens. Here's how to spot it — and which product lines split clean from dirty.

The 10 Everyday Products Quietly Doing the Most Harm in Your Home

The most common household products with the worst chemistry — nonstick pans, plastic food storage, vinyl curtains, synthetic fragrance — and the exact swap for each.