Find the hidden ingredients lurking in your personal-care products. Think the “Ingredients” section of a product’s label tells you all you need to know? Not so fast. ShopSmart points out that certain chemicals that are considered byproducts of other ingredients may not show up on the label. These include possible carcinogens, such as formaldehyde and 1,4-dioxane. Yum. [ShopSmart]

Want more consumer news? Visit our parent organization, Consumer Reports, for the latest on scams, recalls, and other consumer issues.