Just like you would consult the back of a box of cookies to check the calorie content before eating, you should get in the habit of investigating the ingredient lists on your beauty products. Finding truly natural, nontoxic makeup and personal care products can be difficult!
Examples include petroleum jelly, isopropyl alcohol or isopropanol, methyl alcohol or methanol, butyl alcohol or butanol, ethyl alcohol or ethanol (often used in skin astringents and perfumes or colognes).
Sodium laureth/lauryl sulfates and other sulfate-based detergents
Examples include sodium lauryl ether sulfate; sodium laureth sulphate; sodium lauryl ether sulphate (most commonly used in shampoos, shower gel, bubble bath)
Propylene glycol and polyethylene glycol, along with various ingredients formulated with PEGs and PGs
Examples include ethylene glycol (used in firming lotions) and propylene glycol (found in everything from deodorant, mascara, baby powder, after shave and more).
Formaldehyde & paraben preservatives
Examples include butylparaben, ethylparaben, methylparaben, propylparaben (found in sunscreen, shampoos, shaving gel, toothpaste and more)
Examples include anything with F&DC preceding it, usually followed by a color and a number. (F representing food, D&C representing drugs and cosmetics), other color additives, including caramel, lead acetate, manganese violet, and more.
Avoid most perfumes/colognes, which legally aren’t required to list ingredients to protect their trade mark.